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(110) (Ga 2D electron gas 2D electron system 2D hole gas 2DEG 2DES 2DHG A l. Dislocation A. Bilayer system A. Heterojunctions A. Surfaces and interfaces A1. Characterization A1. Defects A1. Etching A1. Low-dimensional structures A3. Metalorganic vapor phase epitaxy A3. Molecular beam epitaxy absorption absorption coefficients accelerated aging accelerated degradation acousto-optical effects Activation energy activation gap AFM AFM-lithography Aharonov-Bohm effect Aharonov–Bohm effect AlGaAs AlGaAs/GaAs/AlAs aluminium compounds Aluminiumgalliumarsenid Anisotropy annealing anodisation Antidot arrays Antidot lattice atomic force lithography atomic force microscope atomic force microscopy avalanche breakdown B l. GaN B1. GaMnAs B1. Nitrides B2. Magnetic materials B2. Semiconducting galliumarsenide B2. Semiconducting III–IV materials B2. Semiconducting III–V materials B2. Semiconducting materials B3. Heterojunction semiconductor devices B3. Spintronic devices Ballistic transport Bandstrukturberechnung beam steering beschleunigte Alterung Bilayer Bloch oscillations Bloch oscillator Blochoszillator Bragg reflector Breakdown of QHE Broken symmetry Butylchlorid butylchloride cadmium compounds carbon carrier density carrier lifetime carrier mobility carrier relaxation time CEO Charge detection Charge domain stability Circular photogalvanic effect cleaved edge overgrowth Cleaved edge overgrowth (CEO) cleaved-edge overgrowth cleaved-edge overgrowth (CEO) Cleaved-edge-overgrowth coercive force Commensurability effects Commensurability oscillations Commensurability peaks Composite fermion Composite fermions Compressibility Conductance uctuations confinement energy Correlated electrons Correlation effects Cotunneling Coulomb blockade Coulomb-blockade Coupled 2DEGs Coupled double dot Coupling crystal microstructure crystal orientation crystal resonators Curie temperature Curved electron gases cyclotron Cyclotron resonance D. Cyclotron resonance D. Electron–electron interactions D. Metastable phase D. Quantum Hall D. Quantum phase transition DC transport de Haas–van Alphen effect Density modulated systems Dielektrischer Wellenleiter Diffusion Diffusionsprozess Dislocation dislocation density displacement measurement DMS doping profiles Double layer 2DEG Double layer two-dimensional electron gas Double quantum wells Drag Drag effect Drag-effect Drei-Fünf-Halbleiter E. Light absorption and reflection Edge Edge channels edge dislocations Edge states effective mass eigenvalues and eigenfunctions Einschlussenergie Einschlußenergie Eisen elastic deformation electric admittance measurement electric charge electric resistance Electric spin orientation electrical conductivity electrical conductivity transitions Electro-optic devices electroluminescence electron beam lithography electron density Electron interference electron mobility electron spin dynamics Electron-bilayer electron-electron scattering electron-hole recombination electronic density of states Electronic nanostructures electrons Electron–hole transport Electron–phonon interaction elemental semiconductors ellipsometry energy gap Epitaxial lift-off etching Exchange effects Excited states Exciton BEC Exciton Bose–Einstein condensate excitons Fabrication technique Fermi level Fermi liquid Fermi surface ferromagnetic materials ferromagnetic resonance ferromagnetic semiconductor ferromagnetic-paramagnetic transitions Ferromagnetische Heterostruktur ferromagnetism Ferromagnetismus Few-electron quantum dot Field effect transistor flux pinning Four-wave mixing Fourier-spectroscopy Fourier-Spektroskopie fractional quantum Hall effect Fractionally charged particles Freely suspended nanostructures Full counting statistics g-factor Ga(Mn)As Ga[Al]As GaAs GaAs heterostructures GaAs/AlGaAs-heterostructures GaAs–AlGaAs gallium aluminum arsenide gallium arsenide gallium compounds Galliumarsenid Galliumarsenid-Bauelement Galliumarsenidlaser Galliummanganarsenid Gallumarsenid galvanomagnetic effects GaMnAs GaN GaSb Gate <Elektronik> Ge-Si alloys giant magnetoresistance graphene group III nitrides gruppe III Nitride Gunn effect Halbleiter Halbleitergrenzfläche Halbleiterheterostrukturen Halbleiterlaser Halbleiteroberfläche Hall effect Hall effect devices heterostructure Heterostructures Heterostruktur high-frequency effects hole mobility hole spin dynamics Hole spin-relaxation hole-hole interaction Hydrostatic pressure Hysteresis II-VI semiconductors III-V semiconductors impact ionisation InAlAs indium aluminum arsenide indium arsenide indium compounds indium gallium arsenide Indiumarsenid Inelastic light scattering Infrarot-Spektrum Infrarotbauelement Infrarotemission Infrarotlumineszenz Infrarotquelle Integer quantum Hall effect Inter-subband transition interdigital transducers internal stresses intersubband electroluminescence Intersubbandelektrolumineszenz Intersubbandlaser ion implantation iron Josephson junctions Josephson-Junction k.p calculations Kohlenstoff Ladungsträgerdomänen Landau band structure Landau-Band Landau-Niveau LAO Laser Lateral superlattice Lateral superlattices Layered lithography lithography local anodic oxidation localised states Lokale anodische Oxidation Luttinger liquids Magnetic 2DHG Magnetic 2DHG Article Outline magnetic anisotropy Magnetic breakdown magnetic epitaxial layers Magnetic field magnetic field effects magnetic field measurement magnetic hysteresis Magnetic interfaces magnetic moments magnetic multilayers Magnetic ordering magnetic particles magnetic semiconductors magnetic switching magnetic thin films Magnetic tunneling Magnetic-semiconductor structures magnetisation magnetisation reversal Magnetismus Magneto-optics Magneto-transport Magnetoelektronik magnetometers magnetoresistance magnetotransport magnetotransport ballistic transport symmetry-breaking nonlinear effect Magnetotransport phenomena Magnetotunnelspektroskopie Magnetowiderstand Mangan Manganarsenide manganese manganese compounds Manganese content masks membranes mesoscopics metal-insulator transition metal-insulator transition (MIT) metal-semiconductor-metal structures Metall-Isolator Übergang (MIT) Micro-Hall magnetometry Micro-photoluminescence micromechanical devices micromechanical resonators microscopy microsensors Microwave mid infrared Mid infrared emission mid-infrared Miniband transport MIR <Physik> MIR-Spektroskopie Mittleres Infrarot Mn)As Modulation molecular beam epitaxial growth molecular beam epitaxy Molekularstrahlepitaxie Momentum-resolved Monopolar spin orientation Monopolar spin polarization Nano-electromechanical systems (NEMS) Nanofabrication nanolithography Nanomagnets nanophotonics Nanoscale contacts nanostructured materials Nanostructures Nanotechnologie nanotechnology NDC near-field scanning optical microscopy Negative differential resistance Negative differentielle Leitfähigkeit negative resistance NEMS Nextnano nickel Niederdimensionales Elektronengas Nitride nitrides Non-linear nonlinearity nonradiative transitions Nuclear spin Nuclear spin polarisation Nuclear spins Oberflächenübergitter ohmic contacts One-dimensional optical constants optical directional couplers optical dispersion optical fibre couplers Optical orientation Optical properties Optical waveguides Optischer Gewinn Oszillator oxygen parabolic cylinder functions Parabolische Zylinderfunktionen paramagnetic materials Permalloy Persistent currents Phase coherence Phase coherence effects Phase transition Phonon scattering photoconductivity Photodetector Photogalvanic effect photoluminescence Photolumineszenz photovoltaic effects Piezoelektrizität polarization population inversion Potential pumps Quanten-Hall- Quantendraht Quantenkaskadenemitter Quantenkaskadenlaser Quantenpunkt Quantum cascade quantum cascade emitter quantum cascade laser quantum cascade lasers quantum computing quantum confined Stark effect quantum dot quantum dot lasers quantum dots quantum Hall quantum Hall effect Quantum Hall ferromagnet Quantum Hall line junction Quantum mechanics Quantum point contact Quantum point contacts Quantum rings Quantum well quantum well lasers Quantum wells quantum wire Quantum wires Quasi-Corbino quasiparticles Rasterkraftmikroskop Rectification refractive index remanence Saturation of absorption scanning electron microscopy Scanning force microscope Scanning probe lithography Scanning probe microscopy Scanning probe techniques Scanning-gate microscopy Screening Self-assembled quantum dots Semiclassical semiconductor semiconductor device models semiconductor devices semiconductor doping semiconductor epitaxial layers semiconductor growth semiconductor heterojunctions semiconductor lasers semiconductor materials semiconductor nanostructures semiconductor plasma semiconductor quantum dots semiconductor quantum wells semiconductor quantum wires semiconductor superlattices semiconductor switches semiconductor thin films Semiconductors semimagnetic semiconductors Semimagnetischer Halbleiter Shot noise Shubnikov de Haas oscillations Shubnikov-de Haas effect shunted Si SiGe silicon Single electron devices Skyrmions Spaltfläche Spaltflächenwachstum spatially resolved spectroscopy spectral line breadth spectral line broadening spectral line shift Spin Spin dephasing spin dynamics Spin injection spin polarised transport spin polarized tunneling Spin relaxation spin splitting Spin transition Spin transitions spin valves Spin-Esaki-Zener diode Spin-flip spin-orbit coupling spin-orbit interactions Spin-pairing spin-spin relaxation Spinaligner spinelectronic Spinelektronik spinequilibration Spinequilibrierung spininjection Spininjektion Spinpolarisiertes Tunneln spintronic Spin–orbit splitting Stark effect Storage of light Strain Strong localization effect Superconductors superlattice surface acoustic wave transducers surface acoustic waves surface superlattice Suspended low-dimensional electron gas T-shaped wires TAMR TASP temperature measurement Terahertzbereich thermophotovoltaics Thermophotovoltaik thin layers threshold Total filling factor 1 Total filling factor one transmission electron microscopy Transmission phase Transport Transport and tunneling Trapping tunnel diodes Tunnel spectroscopy Tunneleffekt Tunneling Tunneling rates tunnelling tunnelling magnetoresistance two dimensional modulation Two-dimensional electron gas Two-dimensional electron system two-dimensional hole gas Ultrafast spectroscopy Verbindungshalbleiter Vertical transistor Verzerrung waveguide lasers weak antilocalization weak localisation wide band gap semiconductors Wide-gap-Halbleiter widegap semiconductors wires X-ray absorption spectroscopy X-ray diffraction X-ray photoelectron spectroscopy Zeeman effect Zeeman splitting Zinkmanganselenid Zinkselenid Zn diffusion Zn-Diffusion ZnMnSe Zwei-Sechs-Halbleiter zweidimensionale Modualtion zweidimensionales Elektronengas Übergitter Überwachsen von Spaltflächen
Number of items at this level: 506.

(110)

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

(Ga

Maccherozzi, F. and Panaccione, G. and Rossi, G. and Hochstrasser, M. and Sperl, Matthias and Reinwald, Matthias and Woltersdorf, Georg and Wegscheider, Werner and Back, Christian (2007) Surface treatments and magnetic properties of Ga1−xMnxAs thin films. Surface Science 601 (18), pp. 4283-4287.

2D electron gas

Hadzibrahimovic, Adriana and Dethlefsen, Annelene F. and Reuter, Dirk and Wieck, Andreas D. and Tranitz, Hans-Peter and Wegscheider, Werner and Haug, Rolf J. (2008) A comparison: 2D electron- and hole systems in the fractional quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1258-1260.

Dethlefsen, A. F. and Mariani, E. and Wegscheider, Werner and Haug, R. J. (2006) Influence of spin on the activation energies at ν=1/3. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 108-111.

2D electron system

Stich, Dominik and Korn, Tobias and Schulz, Robert and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Increase of spin dephasing times in a 2D electron system with degree of initial spin polarization. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1545-1547.

Korn, Tobias and Stich, Dominik and Schulz, Robert and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Large in-plane spin-dephasing anisotropy in a [0 0 1]-grown two-dimensional electron system. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1542-1544.

2D hole gas

Hadzibrahimovic, Adriana and Dethlefsen, Annelene F. and Reuter, Dirk and Wieck, Andreas D. and Tranitz, Hans-Peter and Wegscheider, Werner and Haug, Rolf J. (2008) A comparison: 2D electron- and hole systems in the fractional quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1258-1260.

2DEG

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Fuhrer, A. and Dorn, A. and Lüscher, S. and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Invited Review Electronic properties of nanostructures defined in Ga[Al]As heterostructures by local oxidation. Superlattices and Microstructures 31 (1), pp. 19-42.

2DES

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

2DHG

Gerl, Christian (2010) Hochbewegliche zweidimensionale Lochsysteme in GaAs-AlGaAs-Heterostrukturen. PhD, Universität Regensburg

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

A l. Dislocation

Engl, Karl and Beer, Martin and Gmeinwieser, Nikolaus and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, Stephan and Miler, A. and Lugauer, H.-J. and Brüderl, G. and Lell, Alfred and Härle, Volker (2006) Influence of an in situ-deposited SiNx intermediate layer inside GaN and AlGaN layers on SiC substrates. Journal of Crystal Growth 289 (1), pp. 6-13.

A. Bilayer system

Piazza, Vincenzo and Pellegrini, Vittorio and Beltram, Fabio and Wegscheider, Werner (2003) Metastable phase in the quantum Hall ferromagnet. Solid State Communications 127 (2), pp. 163-168.

A. Heterojunctions

Manger, M. F. and Batke, E. and Wegscheider, Werner (2001) Cyclotron resonance at fractional Landau-level fillings. Solid State Communications 120 (11), pp. 463-467.

A. Surfaces and interfaces

Manger, M. F. and Batke, E. and Wegscheider, Werner (2001) Cyclotron resonance at fractional Landau-level fillings. Solid State Communications 120 (11), pp. 463-467.

A1. Characterization

Engl, Karl and Beer, Martin and Gmeinwieser, Nikolaus and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, Stephan and Miler, A. and Lugauer, H.-J. and Brüderl, G. and Lell, Alfred and Härle, Volker (2006) Influence of an in situ-deposited SiNx intermediate layer inside GaN and AlGaN layers on SiC substrates. Journal of Crystal Growth 289 (1), pp. 6-13.

A1. Defects

Engl, Karl and Beer, Martin and Gmeinwieser, Nikolaus and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, Stephan and Miler, A. and Lugauer, H.-J. and Brüderl, G. and Lell, Alfred and Härle, Volker (2006) Influence of an in situ-deposited SiNx intermediate layer inside GaN and AlGaN layers on SiC substrates. Journal of Crystal Growth 289 (1), pp. 6-13.

A1. Etching

Engl, Karl and Beer, Martin and Gmeinwieser, Nikolaus and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, Stephan and Miler, A. and Lugauer, H.-J. and Brüderl, G. and Lell, Alfred and Härle, Volker (2006) Influence of an in situ-deposited SiNx intermediate layer inside GaN and AlGaN layers on SiC substrates. Journal of Crystal Growth 289 (1), pp. 6-13.

A1. Low-dimensional structures

Gerl, Christian and Bauer, J. and Wegscheider, Werner (2007) Growth and subband structure determination of high mobility hole gases on (0 0 1) and (1 1 0) GaAs. Journal of Crystal Growth 301-30, pp. 145-147.

A3. Metalorganic vapor phase epitaxy

Able, Andreas and Wegscheider, Werner and Engl, Karl and Zweck, Josef (2005) Growth of crack-free GaN on Si(1 1 1) with graded AlGaN buffer layers. Journal of Crystal Growth 276 (3-4), pp. 415-418.

A3. Molecular beam epitaxy

Wurstbauer, Ursula and Sperl, Matthias and Schuh, Dieter and Bayreuther, Günther and Sadowski, Janusz and Wegscheider, Werner (2007) GaMnAs grown on (0 0 1), (3 1 1) A and (1 1 0) GAaS substrates: Comparison of growth conditions and post-growth annealing behaviour. Journal of Crystal Growth 301-30, pp. 260-263.

Gerl, Christian and Bauer, J. and Wegscheider, Werner (2007) Growth and subband structure determination of high mobility hole gases on (0 0 1) and (1 1 0) GaAs. Journal of Crystal Growth 301-30, pp. 145-147.

Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Kipferl, Wolfgang and Wagenhuber, K. and Tranitz, Hans-Peter and Weiss, Dieter and Wegscheider, Werner (2005) Growth of (Ga,Mn)As on GaAs(0 0 1) and (3 1 1)A in a high-mobility MBE system. Journal of Crystal Growth 278 (1-4), pp. 690-694.

absorption

Kümmler, V. and Lell, Alfred and Härle, Volker and Schwarz, Ulrich and Schoedl, T. and Wegscheider, Werner (2004) Gradual facet degradation of (Al,In)GaN quantum well lasers. Applied Physics Letters 84 (16), pp. 2989-2991.

absorption coefficients

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Ulloa, S. E. and Wegscheider, Werner and Bichler, Max (2004) Magnetic-Field-Dependent Transmission Phase of a Double-Dot System in a Quantum Ring. Physical Review Letters 93 (6), 066802.

Schneider, Petra and Kainz, Josef and Ganichev, Sergey and Danilov, Sergey and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Glazov, M. and Golub, Leonid E. and Schuh, Dieter (2004) Spin relaxation times of two-dimensional holes from spin sensitive bleaching of intersubband absorption. Journal of Applied Physics 96 (1), pp. 420-424.

accelerated aging

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

accelerated degradation

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

acousto-optical effects

Beil, Florian W. and Blick, Robert H. and Wixforth, Achim and Wegscheider, Werner and Schuh, Dieter and Bichler, Max (2007) Detection of coherent acoustic oscillations in a quantum electromechanical resonator. Applied Physics Letters 90 (4), 043101.

Activation energy

Hadzibrahimovic, Adriana and Dethlefsen, Annelene F. and Reuter, Dirk and Wieck, Andreas D. and Tranitz, Hans-Peter and Wegscheider, Werner and Haug, Rolf J. (2008) A comparison: 2D electron- and hole systems in the fractional quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1258-1260.

Dethlefsen, A. F. and Mariani, E. and Wegscheider, Werner and Haug, R. J. (2006) Influence of spin on the activation energies at ν=1/3. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 108-111.

activation gap

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

AFM

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

AFM-lithography

Dorn, A. and Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Magnetotransport through AFM-defined antidot arrays. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 719-722.

Aharonov-Bohm effect

Habl, Matthias and Wegscheider, Werner (2008) Laterally coupled and field-induced quantum Hall systems. physica status solidi b 245 (2), pp. 260-275.

Mühle, A. and Wegscheider, Werner and Haug, Rolf J. (2008) Quantum dots formed in a GaAs/AlGaAs quantum ring. Applied Physics Letters 92 (1), 013126.

Mühle, A. and Wegscheider, Werner and Haug, R. J. (2007) Coupling in concentric double quantum rings. Applied Physics Letters 91 (13), p. 133116.

Sigrist, Martin and Ihn, Thomas and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2007) Is inelastic cotunneling phase coherent? Journal of Applied Physics 101 (8), 081701.

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Aharonov–Bohm effect

Mühle, A. and Wegscheider, Werner and Haug, Rolf J. (2008) Coulomb-coupled concentric quantum rings. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1246-1248.

Sigrist, Martin and Ihn, Thomas and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2006) Phase coherence in the cotunneling regime of a coupled double quantum dot. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 497-499.

Fuhrer, A. and Sigrist, Martin and Meier, L. and Ihn, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2004) Quantum rings as phase coherent detectors. Physica E Low-dimensional Systems and Nanostructures 25 (2-3), pp. 303-312.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2004) Transmission phase through two quantum dots embedded in a four-terminal quantum ring. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 530-533.

Ihn, Thomas and Fuhrer, A. and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2003) Marvellous things in marvellous rings: energy spectrum, spins and persistent currents. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 83-89.

AlGaAs

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Kraus, Stefan and Lok, J. G. S. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (2002) Finite wavevector scattering on the v=2/3 huge longitudinal resistance. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 72-75.

Lok, J. G. S. and Kraus, Stefan and Dietsche, W. and Klitzing, Klaus von and Schwerdt, F. and Hauser, M. and Wegscheider, Werner and Bichler, Max (2002) Negative magneto-drag of double layer 2DEGs. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 119-124.

AlGaAs/GaAs/AlAs

Blick, Robert H. and Roukes, M.L. and Wegscheider, Werner and Bichler, Max (1998) Freely suspended two-dimensional electron gases. Physica B Condensed Matter 249-25, pp. 784-787.

aluminium compounds

Taubert, D. and Schinner, G. J. and Tomaras, C. and Tranitz, Hans-Peter and Wegscheider, Werner and Ludwig, S. (2011) An electron jet pump: The Venturi effect of a Fermi liquid. Journal of Applied Physics 109, p. 102412.

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Mühle, A. and Wegscheider, Werner and Haug, Rolf J. (2008) Quantum dots formed in a GaAs/AlGaAs quantum ring. Applied Physics Letters 92 (1), 013126.

Herrle, Thomas and Haneder, Stephan and Tranitz, Hans-Peter and Reinwald, Matthias and Wegscheider, Werner (2007) Current-induced heating in quantum well and quantum wire intersubband emitter structures. Applied Physics Letters 91 (20), p. 201105.

Mühle, A. and Wegscheider, Werner and Haug, R. J. (2007) Coupling in concentric double quantum rings. Applied Physics Letters 91 (13), p. 133116.

Gerl, Christian and Tranitz, Hans-Peter and Wegscheider, Werner and Mitzkus, Christian (2005) Carbon-doped symmetric GaAs/AlGaAs quantum wells with hole mobilities beyond 106 cm2/V s. Applied Physics Letters 86 (25), p. 252105.

Schmult, Stefan and Gerl, Christian and Wurstbauer, Ursula and Mitzkus, Christian and Wegscheider, Werner (2005) Carbon-doped high-mobility two-dimensional hole gases on (110) faced GaAs. Applied Physics Letters 86 (20), p. 202105.

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

Kukushkin, I. V. and Smet, J. H. and Höppel, L. and Waizmann, U. and Riek, M. and Wegscheider, Werner (2004) Ultrahigh-frequency surface acoustic waves for finite wave-vector spectroscopy of two-dimensional electrons. Applied Physics Letters 85 (19), pp. 2526-2528.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Ulloa, S. E. and Wegscheider, Werner and Bichler, Max (2004) Magnetic-Field-Dependent Transmission Phase of a Double-Dot System in a Quantum Ring. Physical Review Letters 93 (6), 066802.

Schneider, Petra and Kainz, Josef and Ganichev, Sergey and Danilov, Sergey and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Glazov, M. and Golub, Leonid E. and Schuh, Dieter (2004) Spin relaxation times of two-dimensional holes from spin sensitive bleaching of intersubband absorption. Journal of Applied Physics 96 (1), pp. 420-424.

Kümmler, V. and Lell, Alfred and Härle, Volker and Schwarz, Ulrich and Schoedl, T. and Wegscheider, Werner (2004) Gradual facet degradation of (Al,In)GaN quantum well lasers. Applied Physics Letters 84 (16), pp. 2989-2991.

Vasilyev, Yu. B. and Solovev, V. A. and Meltser, B. Ya. and Semenov, A. N. and Ivanov, S. V. and Kopev, P. S. and Ulbrich, N. and Abstreiter, Gerhard and Amann, A.-C. and Schmult, Stefan and Wegscheider, Werner (2003) Electrically tunable mid-infrared electroluminescence from graded cascade structures. Applied Physics Letters 83 (15), pp. 3015-3017.

Vancura, T. and Kicin, S. and Ihn, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2003) Kelvin probe spectroscopy of a two-dimensional electron gas below 300 mK. Applied Physics Letters 83 (13), pp. 2602-2604.

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2003) Field-effect-induced midinfrared electroluminescence of a quantum-wire-cascade structure by remote d-doping. Applied Physics Letters 83 (10), pp. 1909-1911.

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

Rogge, M. C. and Fühner, C. and Keyser, U. F. and Haug, R. J. and Bichler, Max and Abstreiter, Gerhard and Wegscheider, Werner (2003) Combined atomic force microscope and electron-beam lithography used for the fabrication of variable-coupling quantum dots. Applied Physics Letters 83 (6), pp. 1163-1165.

Höhberger, Eva M. and Krämer, Tomas and Wegscheider, Werner and Blick, Robert H. (2003) In situ control of electron gas dimensionality in freely suspended semiconductor membranes. Applied Physics Letters 82 (23), pp. 4160-4162.

Kukushkin, I. V. and Smet, J. H. and Mikhailov, Sergey A. and Kulakovskii, D. V. and Klitzing, Klaus von and Wegscheider, Werner (2003) Observation of Retardation Effects in the Spectrum of Two-Dimensional Plasmons. Physical Review Letters (PRL) 90 (15), p. 156801.

Scheuerer, Roland and Renk, Karl Friedrich and Schomburg, Ekkehard and Wegscheider, Werner and Bichler, Max (2002) Nonlinear superlattice transport limited by Joule heating. Journal of Applied Physics 92 (10), pp. 6043-6046.

Tang, H. X. and Huang, M. H. and Roukes, M. L. and Bichler, Max and Wegscheider, Werner (2002) Two-dimensional electron-gas actuation and transduction for GaAs nanoelectromechanical systems. Applied Physics Letters 81 (20), pp. 3879-3881.

Roddaro, Stefano and Piazza, Vincenzo and Beltram, Fabio and Wegscheider, Werner and Liang, Chi-Te and Pepper, Michael (2002) Magnetotransport in variable-coupling one-dimensional ballistic constrictions. Journal of Applied Physics 92 (9), pp. 5304-5309.

Kirschbaum, J. and Höhberger, E. M. and Blick, Robert H. and Wegscheider, Werner and Bichler, Max (2002) Integrating suspended quantum dot circuits for applications in nanomechanics. Applied Physics Letters 81 (2), pp. 280-282.

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

Aluminiumgalliumarsenid

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Anisotropy

Korn, Tobias and Stich, Dominik and Schulz, Robert and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Large in-plane spin-dephasing anisotropy in a [0 0 1]-grown two-dimensional electron system. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1542-1544.

annealing

Utz, Martin (2012) Epitaxie von (Ga,Mn)As. PhD, Universität Regensburg

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

anodisation

Rogge, M. C. and Fühner, C. and Keyser, U. F. and Haug, R. J. and Bichler, Max and Abstreiter, Gerhard and Wegscheider, Werner (2003) Combined atomic force microscope and electron-beam lithography used for the fabrication of variable-coupling quantum dots. Applied Physics Letters 83 (6), pp. 1163-1165.

Antidot arrays

Lorke, A. and Wimmer, S. and Jager, B. and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (1998) Far-infrared and transport properties of antidot arrays with broken symmetry. Physica B 249-25, pp. 312-316.

Antidot lattice

Dorn, A. and Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Magnetotransport through AFM-defined antidot arrays. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 719-722.

atomic force lithography

Fuhrer, A. and Dorn, A. and Lüscher, S. and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Invited Review Electronic properties of nanostructures defined in Ga[Al]As heterostructures by local oxidation. Superlattices and Microstructures 31 (1), pp. 19-42.

atomic force microscope

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Lüscher, S. and Fuhrer, A. and Held, R. and Heinzel, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2002) Quantum wires and quantum dots defined by lithography with an atomic force microscope. Microelectronics Journal 33 (4), pp. 319-321.

Heinzel, Thomas H. and Held, R. and Lüscher, S. and Ensslin, Klaus and Wegscheider, Werner (2000) Semiconductor nanostructures with short depletion length and stacked gates, patterned with an atomic force microscope. Physica E Low-dimensional Systems and Nanostructures 7 (3-4), pp. 860-863.

atomic force microscopy

Vancura, T. and Kicin, S. and Ihn, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2003) Kelvin probe spectroscopy of a two-dimensional electron gas below 300 mK. Applied Physics Letters 83 (13), pp. 2602-2604.

Rogge, M. C. and Fühner, C. and Keyser, U. F. and Haug, R. J. and Bichler, Max and Abstreiter, Gerhard and Wegscheider, Werner (2003) Combined atomic force microscope and electron-beam lithography used for the fabrication of variable-coupling quantum dots. Applied Physics Letters 83 (6), pp. 1163-1165.

avalanche breakdown

Klappenberger, Florian and Renk, Karl Friedrich and Summer, Raimund Franz and Keldysh, Leonid and Rieder, Bernhard and Wegscheider, Werner (2003) Electric-field-induced reversible avalanche breakdown in a GaAs microcrystal due to cross band gap impact ionization. Applied Physics Letters 83 (4), pp. 704-706.

B l. GaN

Engl, Karl and Beer, Martin and Gmeinwieser, Nikolaus and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, Stephan and Miler, A. and Lugauer, H.-J. and Brüderl, G. and Lell, Alfred and Härle, Volker (2006) Influence of an in situ-deposited SiNx intermediate layer inside GaN and AlGaN layers on SiC substrates. Journal of Crystal Growth 289 (1), pp. 6-13.

B1. GaMnAs

Wurstbauer, Ursula and Sperl, Matthias and Schuh, Dieter and Bayreuther, Günther and Sadowski, Janusz and Wegscheider, Werner (2007) GaMnAs grown on (0 0 1), (3 1 1) A and (1 1 0) GAaS substrates: Comparison of growth conditions and post-growth annealing behaviour. Journal of Crystal Growth 301-30, pp. 260-263.

Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Kipferl, Wolfgang and Wagenhuber, K. and Tranitz, Hans-Peter and Weiss, Dieter and Wegscheider, Werner (2005) Growth of (Ga,Mn)As on GaAs(0 0 1) and (3 1 1)A in a high-mobility MBE system. Journal of Crystal Growth 278 (1-4), pp. 690-694.

B1. Nitrides

Able, Andreas and Wegscheider, Werner and Engl, Karl and Zweck, Josef (2005) Growth of crack-free GaN on Si(1 1 1) with graded AlGaN buffer layers. Journal of Crystal Growth 276 (3-4), pp. 415-418.

B2. Magnetic materials

Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Kipferl, Wolfgang and Wagenhuber, K. and Tranitz, Hans-Peter and Weiss, Dieter and Wegscheider, Werner (2005) Growth of (Ga,Mn)As on GaAs(0 0 1) and (3 1 1)A in a high-mobility MBE system. Journal of Crystal Growth 278 (1-4), pp. 690-694.

B2. Semiconducting galliumarsenide

Gerl, Christian and Bauer, J. and Wegscheider, Werner (2007) Growth and subband structure determination of high mobility hole gases on (0 0 1) and (1 1 0) GaAs. Journal of Crystal Growth 301-30, pp. 145-147.

B2. Semiconducting III–IV materials

Wurstbauer, Ursula and Sperl, Matthias and Schuh, Dieter and Bayreuther, Günther and Sadowski, Janusz and Wegscheider, Werner (2007) GaMnAs grown on (0 0 1), (3 1 1) A and (1 1 0) GAaS substrates: Comparison of growth conditions and post-growth annealing behaviour. Journal of Crystal Growth 301-30, pp. 260-263.

B2. Semiconducting III–V materials

Able, Andreas and Wegscheider, Werner and Engl, Karl and Zweck, Josef (2005) Growth of crack-free GaN on Si(1 1 1) with graded AlGaN buffer layers. Journal of Crystal Growth 276 (3-4), pp. 415-418.

B2. Semiconducting materials

Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Kipferl, Wolfgang and Wagenhuber, K. and Tranitz, Hans-Peter and Weiss, Dieter and Wegscheider, Werner (2005) Growth of (Ga,Mn)As on GaAs(0 0 1) and (3 1 1)A in a high-mobility MBE system. Journal of Crystal Growth 278 (1-4), pp. 690-694.

B3. Heterojunction semiconductor devices

Gerl, Christian and Bauer, J. and Wegscheider, Werner (2007) Growth and subband structure determination of high mobility hole gases on (0 0 1) and (1 1 0) GaAs. Journal of Crystal Growth 301-30, pp. 145-147.

B3. Spintronic devices

Wurstbauer, Ursula and Sperl, Matthias and Schuh, Dieter and Bayreuther, Günther and Sadowski, Janusz and Wegscheider, Werner (2007) GaMnAs grown on (0 0 1), (3 1 1) A and (1 1 0) GAaS substrates: Comparison of growth conditions and post-growth annealing behaviour. Journal of Crystal Growth 301-30, pp. 260-263.

Ballistic transport

Haan, S. and Lorke, Axel and Kotthaus, Jörg P. and Bichler, Max and Wegscheider, Werner (2004) Quantized transport in ballistic rectifiers: sign reversal and step-like output. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 916-920.

Rother, Martin and Deutschmann, R. A. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2000) Evidence of Luttinger liquid behavior in GaAs/AlGaAs quantum wires. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 551-554.

Song, A. M. and Manus, S. and Streibl, M. and Lorke, A. and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (1999) A nonlinear transport device with no intrinsic threshold. Superlattices and Microstructures 25 (1-2), pp. 269-272.

Bandstrukturberechnung

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

beam steering

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

beschleunigte Alterung

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

Bilayer

Wiersma, R. D. and Lok, J. G. S. and Tiermann, L. and Dietsche, W. and Klitzing, Klaus von and Schuh, Dieter and Wegscheider, Werner (2006) Investigations of the νT=1 exciton condensate. Physica E Low-dimensional Systems and Nanostructures 35 (2), pp. 320-326.

Wiersma, R. D. and Lok, J. G. S. and Kraus, Stefan and Dietsche, W. and Klitzing, Klaus von and Schuh, Dieter and Bichler, Max and Tranitz, Hans-Peter and Wegscheider, Werner (2006) Activated transport in the νT=1 exciton condensate at balanced and imbalanced densities measured in drag and counter-flow configuration. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 16-21.

Bloch oscillations

Feil, Thomas and Tranitz, Hans-Peter and Gerl, Christian and Wegscheider, Werner (2006) Transport in a shunted surface superlattice with a perpendicular magnetic field. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 301-304.

Feil, Thomas and Rieder, B. and Wegscheider, Werner and Keller, Joachim and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2004) Atomically precise modulated two-dimensional electron gas exhibiting stable negative differential resistance. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 733-736.

Deutschmann, R. A. and Wegscheider, Werner and Rother, Martin and Bichler, Max and Abstreiter, Gerhard (2000) Negative differential resistance of a 2D electron gas in a 1D miniband. Physica E Low-dimensional Systems and Nanostructures 7 (1-2), pp. 294-298.

Bloch oscillator

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Blochoszillator

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Bragg reflector

Frank, W. R. and Govorov, A. O. and Wegscheider, Werner and Karrai, K. and Kotthaus, J. P. (2002) Voltage-switchable Bragg reflector for planar optical waveguides. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 377-380.

Breakdown of QHE

Jörger, C. and Wegscheider, Werner and Dietsche, W. and Klitzing, Klaus von (1998) Instability of the QHE induced by a nearby two-dimensional-electron system. Physica B Condensed Matter 256-25, pp. 499-502.

Broken symmetry

Lorke, A. and Wimmer, S. and Jager, B. and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (1998) Far-infrared and transport properties of antidot arrays with broken symmetry. Physica B 249-25, pp. 312-316.

Butylchlorid

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

butylchloride

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

cadmium compounds

Drexler, Christoph and Belkov, Vassilij and Ashkinadze, B. and Olbrich, Peter and Zoth, Christina and Lechner, Vera and Terent'ev, Ya.V. and Yakovlev, D.R. and Karczewski, G. and Wojtowicz, Tomasz and Schuh, Dieter and Wegscheider, Werner and Ganichev, Sergey (2010) Spin polarized electric currents in semiconductor heterostructures induced by microwave radiation. Applied Physics Letters 97 (18), p. 182107.

carbon

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Gerl, Christian (2010) Hochbewegliche zweidimensionale Lochsysteme in GaAs-AlGaAs-Heterostrukturen. PhD, Universität Regensburg

Gerl, Christian and Tranitz, Hans-Peter and Wegscheider, Werner and Mitzkus, Christian (2005) Carbon-doped symmetric GaAs/AlGaAs quantum wells with hole mobilities beyond 106 cm2/V s. Applied Physics Letters 86 (25), p. 252105.

Schmult, Stefan and Gerl, Christian and Wurstbauer, Ursula and Mitzkus, Christian and Wegscheider, Werner (2005) Carbon-doped high-mobility two-dimensional hole gases on (110) faced GaAs. Applied Physics Letters 86 (20), p. 202105.

carrier density

Witzigmann, B. and Laino, V. and Luisier, M. and Schwarz, Ulrich and Feicht, Georg and Wegscheider, Werner and Engl, Karl and Furitsch, Michael and Leber, Andreas and Lell, Alfred and Härle, Volker (2006) Microscopic analysis of optical gain in InGaN/GaN quantum wells. Applied Physics Letters 88 (2), 021104.

Feil, Thomas and Tranitz, Hans-Peter and Reinwald, Matthias and Wegscheider, Werner (2005) Electric-field stabilization in a high-density surface superlattice. Applied Physics Letters 87 (21), p. 212112.

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

carrier lifetime

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

carrier mobility

Tang, H. X. and Huang, M. H. and Roukes, M. L. and Bichler, Max and Wegscheider, Werner (2002) Two-dimensional electron-gas actuation and transduction for GaAs nanoelectromechanical systems. Applied Physics Letters 81 (20), pp. 3879-3881.

carrier relaxation time

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

CEO

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Charge detection

Rogge, M. C. and Fricke, C. and Harke, B. and Hohls, F. and Haug, R. J. and Wegscheider, Werner (2006) Tuning of tunneling rates in quantum dots using a quantum point contact. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 500-503.

Charge domain stability

Feil, Thomas and Rieder, B. and Wegscheider, Werner and Keller, Joachim and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2004) Atomically precise modulated two-dimensional electron gas exhibiting stable negative differential resistance. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 733-736.

Circular photogalvanic effect

Ganichev, Sergey and Ivchenko, Eugenious and Danilov, Sergey and Sollinger, M. and Eroms, Jonathan and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm (2002) Transfer of spin orientation into electric current in quantum wells. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 552-555.

cleaved edge overgrowth

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Lermer, Markus and Reinwald, Elisabeth and Wegscheider, Werner and Weiss, Dieter (2006) Magnetotransport measurements on overgrown cleaved edge heterostructures in Hall bar geometry. Physica E 34 (1-2), pp. 116-119.

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Grayson, M. and Huber, Michael and Rother, Martin and Biberacher, W. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2004) Experimental demonstration of a sharp quantum Hall edge. Physica E Low-dimensional Systems and Nanostructures 25 (2-3), pp. 212-218.

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Mayer, Andreas P. and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2004) Mid infrared emission of quantum wire cascade structures. Physica E 21 (2-4), pp. 223-229.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strongly confined quantum wire states in strained T-shaped GaAs/InAlAs structures. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 236-240.

Cleaved edge overgrowth (CEO)

Schedelbeck, Gert and Wegscheider, Werner and Rother, Martin and Glutsch, S. and Bichler, Max and Abstreiter, Gerhard (1998) Quantum dots fabricated by twofold cleaved edge overgrowth. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), pp. 1-7.

cleaved-edge overgrowth

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Ertl, F. and Asperger, T. and Deutschmann, R. A. and Wegscheider, Werner and Bichler, Max and Böhm, G. and Abstreiter, Gerhard (2002) Vertical field effect transistors realized by cleaved-edge overgrowth. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 920-924.

cleaved-edge overgrowth (CEO)

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Cleaved-edge-overgrowth

Feil, Thomas and Tranitz, Hans-Peter and Gerl, Christian and Wegscheider, Werner (2006) Transport in a shunted surface superlattice with a perpendicular magnetic field. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 301-304.

Feil, Thomas and Rieder, B. and Wegscheider, Werner and Keller, Joachim and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2004) Atomically precise modulated two-dimensional electron gas exhibiting stable negative differential resistance. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 733-736.

coercive force

Hoffmann, Frank and Woltersdorf, Georg and Wegscheider, Werner and Einwanger, Andreas and Weiss, Dieter and Back, Christian (2009) Mapping the magnetic anisotropy in (Ga,Mn)As nanostructures. Physical Review B (PRB) 80, p. 54417.

Commensurability effects

Lorke, A. and Wimmer, S. and Jager, B. and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (1998) Far-infrared and transport properties of antidot arrays with broken symmetry. Physica B 249-25, pp. 312-316.

Commensurability oscillations

Mitzkus, Christian and Kangler, W. and Weiss, Dieter and Wegscheider, Werner and Umansky, V. (2002) Anomalous temperature dependence of commensurability oscillations in one- and two-dimensional lateral superlattices. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 208-211.

Commensurability peaks

Dorn, A. and Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Magnetotransport through AFM-defined antidot arrays. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 719-722.

Composite fermion

Jörger, C. and Dietsche, W. and Wegscheider, Werner and Klitzing, Klaus von (2000) Drag effect between 2D electron gases: composite fermion and screening effects. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 586-589.

Composite fermions

Kukushkin, I. V. and Smet, J. H. and Klitzing, Klaus von and Wegscheider, Werner (2003) Cyclotron resonance of composite fermions with two and four flux quanta. Physica E Low-dimensional Systems and Nanostructures 20 (1-2), pp. 96-102.

Kukushkin, I. V. and Smet, J. H. and Klitzing, Klaus von and Wegscheider, Werner (2003) Cyclotron Resonance of Composite Fermions. Journal of Superconductivity 16 (4), pp. 777-781.

Schneider, Petra and Ganichev, Sergey and Kainz, Josef and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Golub, Leonid E. and Schuh, Dieter (2003) Spin-sensitive bleaching and spin relaxation in QWs. physica status solidi b 238 (3), pp. 533-536.

Dorozhkin, S. I. and Smet, J. H. and Klitzing, Klaus von and Umansky, V. and Wegscheider, Werner and Haug, R. J. and Ploog, K. (2002) Measurements of the compressibility of the composite fermion metallic state in a 2D electron system. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 97-100.

Smet, J. H. and Weiss, Dieter and Klitzing, Klaus von and Fleischmann, R. and Ketzmerick, R. and Geisel, T. and Wegscheider, Werner and Coleridge, P. T. and Wasilewski, Z. W. and Weimann, G. (1998) Composite fermions in magnetic focusing and commensurability experiments. Physica B Condensed Matter 249-25, pp. 15-22.

Smet, J. H. and Weiss, Dieter and Klitzing, Klaus von and Fleischmann, R. and Ketzmerick, R. and Geisel, T. and Wegscheider, Werner and Coleridge, P. T. and Wasilewski, Z. W. and Weimann, G. (1998) Enhanced soft-wall effects for composite fermions in magnetic focusing and commensurability experiments. Physica E Low-dimensional Systems and Nanostructures 1 (1-4), pp. 153-159.

Compressibility

Dorozhkin, S. I. and Smet, J. H. and Klitzing, Klaus von and Umansky, V. and Wegscheider, Werner and Haug, R. J. and Ploog, K. (2002) Measurements of the compressibility of the composite fermion metallic state in a 2D electron system. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 97-100.

Conductance uctuations

Heinzel, Thomas and Held, R. and Lüscher, S. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2001) Electronic properties of nanostructures defined in Ga[Al]As heterostructures by local oxidation. Physica E Low-dimensional Systems and Nanostructures 9 (1), pp. 84-93.

confinement energy

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strongly confined quantum wire states in strained T-shaped GaAs/InAlAs structures. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 236-240.

Correlated electrons

Smet, J. H. and Weiss, Dieter and Klitzing, Klaus von and Fleischmann, R. and Ketzmerick, R. and Geisel, T. and Wegscheider, Werner and Coleridge, P. T. and Wasilewski, Z. W. and Weimann, G. (1998) Composite fermions in magnetic focusing and commensurability experiments. Physica B Condensed Matter 249-25, pp. 15-22.

Smet, J. H. and Weiss, Dieter and Klitzing, Klaus von and Fleischmann, R. and Ketzmerick, R. and Geisel, T. and Wegscheider, Werner and Coleridge, P. T. and Wasilewski, Z. W. and Weimann, G. (1998) Enhanced soft-wall effects for composite fermions in magnetic focusing and commensurability experiments. Physica E Low-dimensional Systems and Nanostructures 1 (1-4), pp. 153-159.

Correlation effects

Fricke, C. and Hohls, F. and Wegscheider, Werner and Haug, Rolf J. (2008) Bimodal statistic on a single dot device. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1055-1058.

Cotunneling

Sigrist, Martin and Ihn, Thomas and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2006) Phase coherence in the cotunneling regime of a coupled double quantum dot. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 497-499.

Coulomb blockade

Schlapps, Markus and Geissler, Stefan and Lermer, Teresa and Sadowski, Janusz and Wegscheider, Werner and Weiss, Dieter (2010) Coulomb blockade transport across lateral (Ga,Mn)As nanoconstrictions. Physica E Low-dimensional Systems and Nanostructures 20 (10), pp. 2676-2680.

Schlapps, Markus and Lermer, Teresa and Geissler, Stefan and Neumaier, Daniel and Sadowski, Janusz and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Transport through (Ga,Mn)As nanoislands: Coulomb blockade and temperature dependence of the conductance. Physical Review B (PRB) 80 (12), p. 125330.

Mühle, A. and Wegscheider, Werner and Haug, Rolf J. (2008) Quantum dots formed in a GaAs/AlGaAs quantum ring. Applied Physics Letters 92 (1), 013126.

Sigrist, Martin and Ihn, Thomas and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2007) Is inelastic cotunneling phase coherent? Journal of Applied Physics 101 (8), 081701.

Kirschbaum, J. and Höhberger, E. M. and Blick, Robert H. and Wegscheider, Werner and Bichler, Max (2002) Integrating suspended quantum dot circuits for applications in nanomechanics. Applied Physics Letters 81 (2), pp. 280-282.

Coulomb-blockade

Ihn, Thomas and Fuhrer, A. and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2003) Marvellous things in marvellous rings: energy spectrum, spins and persistent currents. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 83-89.

Coupled 2DEGs

Jörger, C. and Wegscheider, Werner and Dietsche, W. and Klitzing, Klaus von (1998) Instability of the QHE induced by a nearby two-dimensional-electron system. Physica B Condensed Matter 256-25, pp. 499-502.

Coupled double dot

Sigrist, Martin and Ihn, Thomas and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2006) Phase coherence in the cotunneling regime of a coupled double quantum dot. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 497-499.

Coupling

Wegscheider, Werner and Schedelbeck, Gert and Bichler, Max and Abstreiter, Gerhard (1998) Atomically precise quantum dots fabricated by two-fold cleaved edge overgrowth: from artificial atoms to molecules. Physica E Low-dimensional Systems and Nanostructures 3 (1-3), pp. 103-111.

Schedelbeck, Gert and Wegscheider, Werner and Rother, Martin and Glutsch, S. and Bichler, Max and Abstreiter, Gerhard (1998) Quantum dots fabricated by twofold cleaved edge overgrowth. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), pp. 1-7.

crystal microstructure

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

crystal orientation

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

crystal resonators

Beil, Florian W. and Blick, Robert H. and Wixforth, Achim and Wegscheider, Werner and Schuh, Dieter and Bichler, Max (2007) Detection of coherent acoustic oscillations in a quantum electromechanical resonator. Applied Physics Letters 90 (4), 043101.

Curie temperature

Utz, Martin (2012) Epitaxie von (Ga,Mn)As. PhD, Universität Regensburg

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Curved electron gases

Lorke, Axel and Böhm, Stefan and Wegscheider, Werner (2003) Curved two-dimensional electron gases. Superlattices and Microstructures 33 (5-6), pp. 347-356.

cyclotron

Kukushkin, I. V. and Smet, J. H. and Klitzing, Klaus von and Wegscheider, Werner (2003) Cyclotron Resonance of Composite Fermions. Journal of Superconductivity 16 (4), pp. 777-781.

Cyclotron resonance

Wurstbauer, Ursula and Knott, S. and Westarp, C.G.v. and Mecking, N. and Rachor, K. and Heitmann, D. and Wegscheider, Werner and Hansen, W. (2010) Anomalous magnetotransport and cyclotron resonance of high mobility magnetic 2DHGs in the quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 42, pp. 1022-1025.

Kukushkin, I. V. and Smet, J. H. and Klitzing, Klaus von and Wegscheider, Werner (2003) Cyclotron resonance of composite fermions with two and four flux quanta. Physica E Low-dimensional Systems and Nanostructures 20 (1-2), pp. 96-102.

Schneider, Petra and Ganichev, Sergey and Kainz, Josef and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Golub, Leonid E. and Schuh, Dieter (2003) Spin-sensitive bleaching and spin relaxation in QWs. physica status solidi b 238 (3), pp. 533-536.

D. Cyclotron resonance

Manger, M. F. and Batke, E. and Wegscheider, Werner (2001) Cyclotron resonance at fractional Landau-level fillings. Solid State Communications 120 (11), pp. 463-467.

D. Electron–electron interactions

Manger, M. F. and Batke, E. and Wegscheider, Werner (2001) Cyclotron resonance at fractional Landau-level fillings. Solid State Communications 120 (11), pp. 463-467.

D. Metastable phase

Piazza, Vincenzo and Pellegrini, Vittorio and Beltram, Fabio and Wegscheider, Werner (2003) Metastable phase in the quantum Hall ferromagnet. Solid State Communications 127 (2), pp. 163-168.

D. Quantum Hall

Piazza, Vincenzo and Pellegrini, Vittorio and Beltram, Fabio and Wegscheider, Werner (2003) Metastable phase in the quantum Hall ferromagnet. Solid State Communications 127 (2), pp. 163-168.

D. Quantum phase transition

Piazza, Vincenzo and Pellegrini, Vittorio and Beltram, Fabio and Wegscheider, Werner (2003) Metastable phase in the quantum Hall ferromagnet. Solid State Communications 127 (2), pp. 163-168.

DC transport

Ertl, F. and Asperger, T. and Deutschmann, R. A. and Wegscheider, Werner and Bichler, Max and Böhm, G. and Abstreiter, Gerhard (2002) Vertical field effect transistors realized by cleaved-edge overgrowth. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 920-924.

de Haas–van Alphen effect

Meinel, I. and Grundler, D. and Hengstmann, T. and Heyn, Christian and Heitmann, Detlef and Wegscheider, Werner and Bichler, Max (2000) Spin-dependent exchange and correlation effects on the orbital magnetization of two-dimensional electron systems. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 731-734.

Density modulated systems

Mitzkus, Christian and Kangler, W. and Weiss, Dieter and Wegscheider, Werner and Umansky, V. (2002) Anomalous temperature dependence of commensurability oscillations in one- and two-dimensional lateral superlattices. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 208-211.

Dielektrischer Wellenleiter

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Diffusion

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

Diffusionsprozess

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

Dislocation

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos , R. and Krtschil, A. and Krost, A. and Engl, Karl and Weimar, A. and Brüderl, G. and Lell, Alfred and Härle, Volker (2006) Long range strain and electrical potential induced by single edge dislocations in GaN. Physica B Condensed Matter 376-37, pp. 451-454.

dislocation density

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

displacement measurement

Kirschbaum, J. and Höhberger, E. M. and Blick, Robert H. and Wegscheider, Werner and Bichler, Max (2002) Integrating suspended quantum dot circuits for applications in nanomechanics. Applied Physics Letters 81 (2), pp. 280-282.

DMS

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

doping profiles

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Double layer 2DEG

Lok, J. G. S. and Kraus, Stefan and Dietsche, W. and Klitzing, Klaus von and Schwerdt, F. and Hauser, M. and Wegscheider, Werner and Bichler, Max (2002) Negative magneto-drag of double layer 2DEGs. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 119-124.

Double layer two-dimensional electron gas

Lok, J. G. S. and Kraus, Stefan and Pohlt, M. and Güven, K. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (2001) Spin anomalies in the magneto-drag between double layer 2DEGs. Physica B Condensed Matter 298 (1-4), pp. 135-141.

Double quantum wells

Jörger, C. and Dietsche, W. and Wegscheider, Werner and Klitzing, Klaus von (2000) Drag effect between 2D electron gases: composite fermion and screening effects. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 586-589.

Drag

Tiemann, L. and Lok, J. G. S. and Dietsche, W. and Klitzing, Klaus von and Muraki, K. and Schuh, Dieter and Wegscheider, Werner (2008) Investigating the transport properties of the excitonic state in quasi-Corbino electron bilayers. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1034-1037.

Kraus, Stefan and Lok, J. G. S. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (2002) Finite wavevector scattering on the v=2/3 huge longitudinal resistance. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 72-75.

Lok, J. G. S. and Kraus, Stefan and Dietsche, W. and Klitzing, Klaus von and Schwerdt, F. and Hauser, M. and Wegscheider, Werner and Bichler, Max (2002) Negative magneto-drag of double layer 2DEGs. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 119-124.

Lok, J. G. S. and Kraus, Stefan and Pohlt, M. and Güven, K. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (2001) Spin anomalies in the magneto-drag between double layer 2DEGs. Physica B Condensed Matter 298 (1-4), pp. 135-141.

Drag effect

Jörger, C. and Dietsche, W. and Wegscheider, Werner and Klitzing, Klaus von (2000) Drag effect between 2D electron gases: composite fermion and screening effects. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 586-589.

Drag-effect

Jörger, C. and Wegscheider, Werner and Dietsche, W. and Klitzing, Klaus von (1998) Instability of the QHE induced by a nearby two-dimensional-electron system. Physica B Condensed Matter 256-25, pp. 499-502.

Drei-Fünf-Halbleiter

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

E. Light absorption and reflection

Manger, M. F. and Batke, E. and Wegscheider, Werner (2001) Cyclotron resonance at fractional Landau-level fillings. Solid State Communications 120 (11), pp. 463-467.

Edge

Huber, Michael and Grayson, M. and Schuh, Dieter and Bichler, Max and Biberacher, W. and Wegscheider, Werner and Abstreiter, Gerhard (2004) Probing the electrostatics of integer quantum hall edges with momentum-resolved tunnel spectroscopy. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 164-167.

Edge channels

Ihn, Thomas and Rychen, J. and Vancura, T. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Local spectroscopy of edge channels in the quantum Hall regime with local probe techniques. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 671-674.

Zrenner, Artur and Frankenberger, J. and Paassen, A. and Efros, A. L. and Stopa, M. and Bichler, Max and Wegscheider, Werner (2000) Direct observation of hole edge channels in a two-dimensional electron gas. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 230-233.

Zrenner, Artur and Markmann, Markus and Paassen, A. and Efros, A. L. and Bichler, Max and Wegscheider, Werner and Bohm, G. and Abstreiter, Gerhard (1998) Spatially resolved magneto-optics on confined systems. Physica B Condensed Matter 256-25, pp. 300-307.

edge dislocations

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos, R. and Krtschil, A. and Krost, A. and Weimar, Andreas and Brüderl, G. and Lell, Alfred and Härle, Volker (2005) Local strain and potential distribution induced by single dislocations in GaN. Journal of Applied Physics 98 (11), p. 116102.

Edge states

Horas, J. and Siddiki, A. and Moser, Jürgen and Wegscheider, Werner and Ludwig, S. (2008) Investigations on unconventional aspects in the quantum Hall regime of narrow gate defined channels. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1130-1131.

Grayson, M. and Huber, Michael and Rother, Martin and Biberacher, W. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2004) Experimental demonstration of a sharp quantum Hall edge. Physica E Low-dimensional Systems and Nanostructures 25 (2-3), pp. 212-218.

effective mass

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Kukushkin, I. V. and Smet, J. H. and Klitzing, Klaus von and Wegscheider, Werner (2003) Cyclotron resonance of composite fermions with two and four flux quanta. Physica E Low-dimensional Systems and Nanostructures 20 (1-2), pp. 96-102.

Schneider, Petra and Ganichev, Sergey and Kainz, Josef and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Golub, Leonid E. and Schuh, Dieter (2003) Spin-sensitive bleaching and spin relaxation in QWs. physica status solidi b 238 (3), pp. 533-536.

eigenvalues and eigenfunctions

Beil, Florian W. and Blick, Robert H. and Wixforth, Achim and Wegscheider, Werner and Schuh, Dieter and Bichler, Max (2007) Detection of coherent acoustic oscillations in a quantum electromechanical resonator. Applied Physics Letters 90 (4), 043101.

Einschlussenergie

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

Einschlußenergie

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Eisen

Chen, Peifeng (2006) Spin polarized tunneling and spin injection in Fe-GaAs hybrid structures. PhD, Universität Regensburg

elastic deformation

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos, R. and Krtschil, A. and Krost, A. and Weimar, Andreas and Brüderl, G. and Lell, Alfred and Härle, Volker (2005) Local strain and potential distribution induced by single dislocations in GaN. Journal of Applied Physics 98 (11), p. 116102.

electric admittance measurement

Schlapps, Markus and Lermer, Teresa and Geissler, Stefan and Neumaier, Daniel and Sadowski, Janusz and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Transport through (Ga,Mn)As nanoislands: Coulomb blockade and temperature dependence of the conductance. Physical Review B (PRB) 80 (12), p. 125330.

electric charge

Schüller, Christian and Broocks, Kay-Birger and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, V. M. (2003) Optical Probing of a Fractionally Charged Quasihole in an Incompressible Liquid. Physical Review Letters (PRL) 91 (11), 116403 .

electric resistance

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

Electric spin orientation

Ganichev, Sergey and Danilov, Sergey and Schneider, Petra and Belkov, Vassilij and Golub, Leonid E. and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm (2006) Electric current-induced spin orientation in quantum well structures. Journal of Magnetism and Magnetic Materials 300 (1), pp. 127-131.

electrical conductivity

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Mühle, A. and Wegscheider, Werner and Haug, R. J. (2007) Coupling in concentric double quantum rings. Applied Physics Letters 91 (13), p. 133116.

electrical conductivity transitions

Klappenberger, Florian and Renk, Karl Friedrich and Summer, Raimund Franz and Keldysh, Leonid and Rieder, Bernhard and Wegscheider, Werner (2003) Electric-field-induced reversible avalanche breakdown in a GaAs microcrystal due to cross band gap impact ionization. Applied Physics Letters 83 (4), pp. 704-706.

Electro-optic devices

Frank, W. R. and Govorov, A. O. and Wegscheider, Werner and Karrai, K. and Kotthaus, J. P. (2002) Voltage-switchable Bragg reflector for planar optical waveguides. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 377-380.

electroluminescence

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Bormann, I. and Brunner, K. and Hackenbuchner, S. and Riedl, H. and Schmult, Stefan and Wegscheider, Werner and Abstreiter, Gerhard (2004) Long relaxation times of holes in Si/SiGe quantum cascade structures with a diagonal intersubband transition. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 779-782.

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

Vasilyev, Yu. B. and Solovev, V. A. and Meltser, B. Ya. and Semenov, A. N. and Ivanov, S. V. and Kopev, P. S. and Ulbrich, N. and Abstreiter, Gerhard and Amann, A.-C. and Schmult, Stefan and Wegscheider, Werner (2003) Electrically tunable mid-infrared electroluminescence from graded cascade structures. Applied Physics Letters 83 (15), pp. 3015-3017.

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2003) Field-effect-induced midinfrared electroluminescence of a quantum-wire-cascade structure by remote d-doping. Applied Physics Letters 83 (10), pp. 1909-1911.

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

electron beam lithography

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Magnitude and sign control of lithography-induced uniaxial anisotropy in ultra-thin (Ga,Mn)As wires. Applied Physics Letters 98, p. 83101.

Rogge, M. C. and Fühner, C. and Keyser, U. F. and Haug, R. J. and Bichler, Max and Abstreiter, Gerhard and Wegscheider, Werner (2003) Combined atomic force microscope and electron-beam lithography used for the fabrication of variable-coupling quantum dots. Applied Physics Letters 83 (6), pp. 1163-1165.

electron density

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Vancura, T. and Kicin, S. and Ihn, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2003) Kelvin probe spectroscopy of a two-dimensional electron gas below 300 mK. Applied Physics Letters 83 (13), pp. 2602-2604.

Electron interference

Litvin, Leonid and Helzel, Andreas and Tranitz, Hans-Peter and Wegscheider, Werner and Strunk, Christoph (2008) Two beam Aharonov–Bohm interference in the integer quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1706-1708.

electron mobility

Vink, I. T and Nooitgedagt, T. and Schouten, R. N. and Vandersypen, L. M. K. and Wegscheider, Werner (2007) Cryogenic amplifier for fast real-time detection of single-electron tunneling. Applied Physics Letters 91 (12), p. 123512.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Roddaro, Stefano and Piazza, Vincenzo and Beltram, Fabio and Wegscheider, Werner and Liang, Chi-Te and Pepper, Michael (2002) Magnetotransport in variable-coupling one-dimensional ballistic constrictions. Journal of Applied Physics 92 (9), pp. 5304-5309.

electron spin dynamics

Griesbeck, Michael and Glazov, Mikhail and Korn, Tobias and Reichl, C. and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2011) Cyclotron effect on coherent spin precession of two‐dimensional electrons. In: PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors, Seoul, (Korea) , 25–30 July 2010 .

Electron-bilayer

Tiemann, L. and Lok, J. G. S. and Dietsche, W. and Klitzing, Klaus von and Muraki, K. and Schuh, Dieter and Wegscheider, Werner (2008) Investigating the transport properties of the excitonic state in quasi-Corbino electron bilayers. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1034-1037.

electron-electron scattering

Taubert, D. and Schinner, G. J. and Tomaras, C. and Tranitz, Hans-Peter and Wegscheider, Werner and Ludwig, S. (2011) An electron jet pump: The Venturi effect of a Fermi liquid. Journal of Applied Physics 109, p. 102412.

electron-hole recombination

Klappenberger, Florian and Renk, Karl Friedrich and Summer, Raimund Franz and Keldysh, Leonid and Rieder, Bernhard and Wegscheider, Werner (2003) Electric-field-induced reversible avalanche breakdown in a GaAs microcrystal due to cross band gap impact ionization. Applied Physics Letters 83 (4), pp. 704-706.

electronic density of states

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

Electronic nanostructures

Baumgartner, P. and Wegscheider, Werner and Bichler, Max and Groos, G. and Abstreiter, Gerhard (1998) Direct writing of in-plane-gated nanostructures by focused laser beam-induced doping. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), pp. 441-448.

electrons

Taubert, D. and Schuh, Dieter and Wegscheider, Werner and Ludwig, S. (2011) Determination of energy scales in few-electron double quantum dots. Review of Scientific Instruments.

Taubert, D. and Schuh, Dieter and Wegscheider, Werner and Ludwig, Stefan (2011) Determination of energy scales in few-electron double quantum dots. Review of Scientific Instruments (82), p. 123905.

Electron–hole transport

Zrenner, Artur and Frankenberger, J. and Paassen, A. and Efros, A. L. and Stopa, M. and Bichler, Max and Wegscheider, Werner (2000) Direct observation of hole edge channels in a two-dimensional electron gas. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 230-233.

Zrenner, Artur and Markmann, Markus and Paassen, A. and Efros, A. L. and Bichler, Max and Wegscheider, Werner and Bohm, G. and Abstreiter, Gerhard (1998) Spatially resolved magneto-optics on confined systems. Physica B Condensed Matter 256-25, pp. 300-307.

Electron–phonon interaction

Khrapai, V. S. and Ludwig, Stefan and Kotthaus, Jörg P. and Tranitz, Hans-Peter and Wegscheider, Werner (2008) Nonequilibrium phenomena in adjacent electrically isolated nanostructures. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 995-998.

Beil, Florian W. and Shaji, Nakul and Schoeffer, Felix and Wixforth, Achim and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Blick, Robert H. (2008) Shock waves in suspended low-dimensional electron gases. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1191-1193.

Höhberger, Eva M. and Kirschbaum, Jochen and Blick, Robert H. and Kotthaus, Jörg P. and Wegscheider, Werner (2003) Electron–phonon interaction in freely suspended quantum dots. Physica E Low-dimensional Systems and Nanostructures 18 (1-3), pp. 99-100.

elemental semiconductors

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

ellipsometry

Wurstbauer, Ulrich and Röling, Christian and Wurstbauer, Ursula and Wegscheider, Werner and Vaupel, Matthias and Thiesen, Peter H. and Weiss, Dieter (2010) Imaging ellipsometry of graphene. Applied Physics Letters 97, p. 231901.

energy gap

Schüller, Christian and Broocks, Kay-Birger and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, V. M. (2003) Optical Probing of a Fractionally Charged Quasihole in an Incompressible Liquid. Physical Review Letters (PRL) 91 (11), 116403 .

Epitaxial lift-off

Lorke, Axel and Böhm, Stefan and Wegscheider, Werner (2003) Curved two-dimensional electron gases. Superlattices and Microstructures 33 (5-6), pp. 347-356.

etching

Kreuzer, Stephan and Wegscheider, Werner and Weiss, Dieter (2001) Fabrication of single crystal GaAs(001) barriers for magnetic tunnel junctions. Journal of Applied Physics 89 (11), pp. 6751-6753.

Exchange effects

Ihn, Thomas and Fuhrer, A. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2005) Spin effects in a quantum ring. Physica E Low-dimensional Systems and Nanostructures 26 (1-4), pp. 225-230.

Excited states

Rogge, M. C. and Fricke, C. and Harke, B. and Hohls, F. and Haug, R. J. and Wegscheider, Werner (2006) Tuning of tunneling rates in quantum dots using a quantum point contact. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 500-503.

Exciton BEC

Wiersma, R. D. and Lok, J. G. S. and Kraus, Stefan and Dietsche, W. and Klitzing, Klaus von and Schuh, Dieter and Bichler, Max and Tranitz, Hans-Peter and Wegscheider, Werner (2006) Activated transport in the νT=1 exciton condensate at balanced and imbalanced densities measured in drag and counter-flow configuration. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 16-21.

Exciton Bose–Einstein condensate

Wiersma, R. D. and Lok, J. G. S. and Tiermann, L. and Dietsche, W. and Klitzing, Klaus von and Schuh, Dieter and Wegscheider, Werner (2006) Investigations of the νT=1 exciton condensate. Physica E Low-dimensional Systems and Nanostructures 35 (2), pp. 320-326.

excitons

Davanço, M. and Rakher, M. T. and Wegscheider, Werner and Schuh, Dieter and Badolato, A. and Srinivasan, K. (2011) Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters 99 (12), p. 121101.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Schüller, Christian and Broocks, Kay-Birger and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, V. M. (2003) Optical Probing of a Fractionally Charged Quasihole in an Incompressible Liquid. Physical Review Letters (PRL) 91 (11), 116403 .

Wegscheider, Werner and Schedelbeck, Gert and Bichler, Max and Abstreiter, Gerhard (1998) Atomically precise quantum dots fabricated by two-fold cleaved edge overgrowth: from artificial atoms to molecules. Physica E Low-dimensional Systems and Nanostructures 3 (1-3), pp. 103-111.

Zimmermann, S. and Govorov, A. O. and Wixforth, A. and Rocke, C. and Hansen, W. and Kotthaus, J.P. and Bichler, Max and Wegscheider, Werner (1998) Voltage-controlled trapping of excitons and “storage of light” in lateral superlattices. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), p. 36.

Fabrication technique

Baumgartner, P. and Wegscheider, Werner and Bichler, Max and Groos, G. and Abstreiter, Gerhard (1998) Direct writing of in-plane-gated nanostructures by focused laser beam-induced doping. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), pp. 441-448.

Fermi level

Taubert, D. and Schinner, G. J. and Tomaras, C. and Tranitz, Hans-Peter and Wegscheider, Werner and Ludwig, S. (2011) An electron jet pump: The Venturi effect of a Fermi liquid. Journal of Applied Physics 109, p. 102412.

Fermi liquid

Taubert, D. and Schinner, G. J. and Tomaras, C. and Tranitz, Hans-Peter and Wegscheider, Werner and Ludwig, S. (2011) An electron jet pump: The Venturi effect of a Fermi liquid. Journal of Applied Physics 109, p. 102412.

Fermi surface

Smrčka, L. and Vašek, P. and Svoboda, P and Gonharuk, N. A. and Pacherová, O. and Krupko, Yu. and Sheikin, Y. and Wegscheider, Werner (2006) Magnetoresistance oscillations in GaAs/AlGaAs superlattices subject to in-plane magnetic fields. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 632-635.

ferromagnetic materials

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Magnitude and sign control of lithography-induced uniaxial anisotropy in ultra-thin (Ga,Mn)As wires. Applied Physics Letters 98, p. 83101.

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Bihler, C. and Huebl, H. and Brandt, Miriam and Goennenwein, S.T. B. and Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Weiss, Dieter and Wegscheider, Werner (2006) Magnetic anisotropy of Ga1–xMnxAs thin films on GaAs (311)A probed by ferromagnetic resonance. Applied Physics Letters 89 (1), 012507.

Rahm, M. and Stahl, Joachim and Wegscheider, Werner and Weiss, Dieter (2004) Multistable switching due to magnetic vortices pinned at artificial pinning sites. Applied Physics Letters 85 (9), pp. 1553-1555.

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

ferromagnetic resonance

Hoffmann, Frank and Woltersdorf, Georg and Wegscheider, Werner and Einwanger, Andreas and Weiss, Dieter and Back, Christian (2009) Mapping the magnetic anisotropy in (Ga,Mn)As nanostructures. Physical Review B (PRB) 80, p. 54417.

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Bihler, C. and Huebl, H. and Brandt, Miriam and Goennenwein, S.T. B. and Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Weiss, Dieter and Wegscheider, Werner (2006) Magnetic anisotropy of Ga1–xMnxAs thin films on GaAs (311)A probed by ferromagnetic resonance. Applied Physics Letters 89 (1), 012507.

ferromagnetic semiconductor

Utz, Martin (2012) Epitaxie von (Ga,Mn)As. PhD, Universität Regensburg

ferromagnetic-paramagnetic transitions

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Ferromagnetische Heterostruktur

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

ferromagnetism

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

Piazza, Vincenzo and Pellegrini, Vittorio and Beltram, Fabio and Wegscheider, Werner and Bichler, Max and Jungwirth, Tomàs and McDonald, Allan H. (2000) Hysteresis and first-order phase transition in the two-dimensional electron gas. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 108-111.

Ferromagnetismus

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

Few-electron quantum dot

Sigrist, Martin and Gustavsson, S. and Ihn, Thomas and Ensslin, Klaus and Driscoll, D. and Gossard, A. C. and Reinwald, Matthias and Wegscheider, Werner (2006) Few-electron quantum dot fabricated with layered scanning force microscope lithography. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 5-8.

Field effect transistor

Deutschmann, R. A. and Wegscheider, Werner and Rother, Martin and Bichler, Max and Abstreiter, Gerhard (2002) Miniband transport in vertical superlattice field effect transistors. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 281-284.

flux pinning

Rahm, M. and Stahl, Joachim and Wegscheider, Werner and Weiss, Dieter (2004) Multistable switching due to magnetic vortices pinned at artificial pinning sites. Applied Physics Letters 85 (9), pp. 1553-1555.

Four-wave mixing

Su, B. and Schröter, Patrick and Heitmann, Detlef and Perakis, Ilias. E. and Wegscheider, Werner and Schüller, Christian (2006) Ultrafast spectroscopy of the quantum Hall ferromagnet. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 381-384.

Fourier-spectroscopy

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Fourier-Spektroskopie

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

fractional quantum Hall effect

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Hadzibrahimovic, Adriana and Dethlefsen, Annelene F. and Reuter, Dirk and Wieck, Andreas D. and Tranitz, Hans-Peter and Wegscheider, Werner and Haug, Rolf J. (2008) A comparison: 2D electron- and hole systems in the fractional quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1258-1260.

Dethlefsen, A. F. and Mariani, E. and Wegscheider, Werner and Haug, R. J. (2006) Influence of spin on the activation energies at ν=1/3. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 108-111.

Lok, J. G. S. and Kraus, Stefan and Stern, O. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max and Schuh, Dieter (2004) Time and current dependencies of transport at the v=2/3 phase transition in narrow quantum wells. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 138-141.

Kukushkin, I. V. and Smet, J. H. and Klitzing, Klaus von and Wegscheider, Werner (2003) Cyclotron resonance of composite fermions with two and four flux quanta. Physica E Low-dimensional Systems and Nanostructures 20 (1-2), pp. 96-102.

Schneider, Petra and Ganichev, Sergey and Kainz, Josef and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Golub, Leonid E. and Schuh, Dieter (2003) Spin-sensitive bleaching and spin relaxation in QWs. physica status solidi b 238 (3), pp. 533-536.

Kraus, Stefan and Lok, J. G. S. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (2002) Finite wavevector scattering on the v=2/3 huge longitudinal resistance. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 72-75.

Dorozhkin, S. I. and Smet, J. H. and Klitzing, Klaus von and Umansky, V. and Wegscheider, Werner and Haug, R. J. and Ploog, K. (2002) Measurements of the compressibility of the composite fermion metallic state in a 2D electron system. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 97-100.

Fuhrer, A. and Lüscher, S. and Ihn, Thomas and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2001) Energy spectra of quantum rings. Nature 413, pp. 822-825.

Eom, J. and Cho, Hyun-Ick and Kang, W. and Gossard, A. C. and Wegscheider, Werner (2001) Spin transition and anomalous domain dynamics in the fractional quantum Hall effect. Physical Review B 298 (1-4), pp. 106-112.

Kronmüller, S. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (1998) New resistance maxima of the 2DEG at fractional filling factors. Physica B Condensed Matter 256-25, pp. 82-85.

Smet, J. H. and Weiss, Dieter and Klitzing, Klaus von and Fleischmann, R. and Ketzmerick, R. and Geisel, T. and Wegscheider, Werner and Coleridge, P. T. and Wasilewski, Z. W. and Weimann, G. (1998) Composite fermions in magnetic focusing and commensurability experiments. Physica B Condensed Matter 249-25, pp. 15-22.

Smet, J. H. and Weiss, Dieter and Klitzing, Klaus von and Fleischmann, R. and Ketzmerick, R. and Geisel, T. and Wegscheider, Werner and Coleridge, P. T. and Wasilewski, Z. W. and Weimann, G. (1998) Enhanced soft-wall effects for composite fermions in magnetic focusing and commensurability experiments. Physica E Low-dimensional Systems and Nanostructures 1 (1-4), pp. 153-159.

Fractionally charged particles

Schüller, Christian and Brooks, K.-B. and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, Vladimir M. (2004) How to probe a fractionally charged quasihole? Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 131-134.

Freely suspended nanostructures

Höhberger, Eva M. and Kirschbaum, Jochen and Blick, Robert H. and Kotthaus, Jörg P. and Wegscheider, Werner (2003) Electron–phonon interaction in freely suspended quantum dots. Physica E Low-dimensional Systems and Nanostructures 18 (1-3), pp. 99-100.

Full counting statistics

Fricke, C. and Hohls, F. and Wegscheider, Werner and Haug, Rolf J. (2008) Bimodal statistic on a single dot device. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1055-1058.

g-factor

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Ga(Mn)As

Schulz, Robert and Korn, Tobias and Stich, Dominik and Wurstbauer, Ursula and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Ultrafast optical studies of diffusion barriers between ferromagnetic Ga(Mn)As layers and non-magnetic quantum wells. Physica E Low-dimensional Systems and Nanostructures 40 (6), pp. 2163-2165.

Ga[Al]As

Lermer, Markus and Reinwald, Elisabeth and Wegscheider, Werner and Weiss, Dieter (2006) Magnetotransport measurements on overgrown cleaved edge heterostructures in Hall bar geometry. Physica E 34 (1-2), pp. 116-119.

Heinzel, Thomas and Held, R. and Lüscher, S. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2001) Electronic properties of nanostructures defined in Ga[Al]As heterostructures by local oxidation. Physica E Low-dimensional Systems and Nanostructures 9 (1), pp. 84-93.

GaAs

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

GaAs heterostructures

Kugler, M. and Korn, Tobias and Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2011) Controlling hole spin dynamics in two‐dimensional hole systems at low temperatures. In: PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors, 25–30 July 2010 , Seoul, (Korea) .

Griesbeck, Michael and Glazov, Mikhail and Korn, Tobias and Reichl, C. and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2011) Cyclotron effect on coherent spin precession of two‐dimensional electrons. In: PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors, Seoul, (Korea) , 25–30 July 2010 .

Korn, Tobias and Kugler, M. and Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2011) Resonant spin amplification of hole spin dynamics in two‐dimensional hole systems: experiment and simulation. In: PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors, 25–30 July 2010 , Seoul, (Korea) .

GaAs/AlGaAs-heterostructures

Höhberger, E. M. and Blick, Robert H. and Beil, F. W. and Wegscheider, Werner and Bichler, Max and Kotthaus, J. P. (2002) Magnetotransport in freely suspended two-dimensional electron systems for integrated nanomechanical resonators. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 487-490.

GaAs–AlGaAs

Sorba, L. and Schedelbeck, Gert and Wegscheider, Werner and Bichler, Max and Böhm, G. and Abstreiter, Gerhard (1999) Magneto-optical studies of GaAs/AlGaAs T-shaped quantumwire structures fabricated by cleaved edge overgrowth. Journal of Crystal Growth 201-20, pp. 805-809.

gallium aluminum arsenide

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

gallium arsenide

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Magnitude and sign control of lithography-induced uniaxial anisotropy in ultra-thin (Ga,Mn)As wires. Applied Physics Letters 98, p. 83101.

Taubert, D. and Schinner, G. J. and Tomaras, C. and Tranitz, Hans-Peter and Wegscheider, Werner and Ludwig, S. (2011) An electron jet pump: The Venturi effect of a Fermi liquid. Journal of Applied Physics 109, p. 102412.

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Davanço, M. and Rakher, M. T. and Wegscheider, Werner and Schuh, Dieter and Badolato, A. and Srinivasan, K. (2011) Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters 99 (12), p. 121101.

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Erratum: “Magnitude and sign control of lithography-induced uniaxial anisotropy in ultrathin (Ga,Mn)As wires” [ Appl. Phys. Lett. 98, 083101 (2011) ]. Applied Physics Letters 98, p. 169901.

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

Einwanger, Andreas and Ciorga, Mariusz and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Tunneling anisotropic spin polarization in lateral (Ga,Mn)As/GaAs spin Esaki diode devices. Applied Physics Letters 95, p. 152101.

Schlapps, Markus and Lermer, Teresa and Geissler, Stefan and Neumaier, Daniel and Sadowski, Janusz and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Transport through (Ga,Mn)As nanoislands: Coulomb blockade and temperature dependence of the conductance. Physical Review B (PRB) 80 (12), p. 125330.

Hoffmann, Frank and Woltersdorf, Georg and Wegscheider, Werner and Einwanger, Andreas and Weiss, Dieter and Back, Christian (2009) Mapping the magnetic anisotropy in (Ga,Mn)As nanostructures. Physical Review B (PRB) 80, p. 54417.

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Mühle, A. and Wegscheider, Werner and Haug, Rolf J. (2008) Quantum dots formed in a GaAs/AlGaAs quantum ring. Applied Physics Letters 92 (1), 013126.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Herrle, Thomas and Haneder, Stephan and Tranitz, Hans-Peter and Reinwald, Matthias and Wegscheider, Werner (2007) Current-induced heating in quantum well and quantum wire intersubband emitter structures. Applied Physics Letters 91 (20), p. 201105.

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

Mühle, A. and Wegscheider, Werner and Haug, R. J. (2007) Coupling in concentric double quantum rings. Applied Physics Letters 91 (13), p. 133116.

Bihler, C. and Huebl, H. and Brandt, Miriam and Goennenwein, S.T. B. and Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Weiss, Dieter and Wegscheider, Werner (2006) Magnetic anisotropy of Ga1–xMnxAs thin films on GaAs (311)A probed by ferromagnetic resonance. Applied Physics Letters 89 (1), 012507.

Gerl, Christian and Schmult, Stefan and Wurstbauer, Ursula and Tranitz, H.-P. and Mitzkus, Christian and Wegscheider, Werner (2006) Carbon-doped high-mobility hole gases on (001) and (110) GaAs. Journal of Vacuum Science & Technology A 24 (3), pp. 1630-1633.

Gerl, Christian and Tranitz, Hans-Peter and Wegscheider, Werner and Mitzkus, Christian (2005) Carbon-doped symmetric GaAs/AlGaAs quantum wells with hole mobilities beyond 106 cm2/V s. Applied Physics Letters 86 (25), p. 252105.

Schmult, Stefan and Gerl, Christian and Wurstbauer, Ursula and Mitzkus, Christian and Wegscheider, Werner (2005) Carbon-doped high-mobility two-dimensional hole gases on (110) faced GaAs. Applied Physics Letters 86 (20), p. 202105.

Kukushkin, I. V. and Smet, J. H. and Höppel, L. and Waizmann, U. and Riek, M. and Wegscheider, Werner (2004) Ultrahigh-frequency surface acoustic waves for finite wave-vector spectroscopy of two-dimensional electrons. Applied Physics Letters 85 (19), pp. 2526-2528.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Ulloa, S. E. and Wegscheider, Werner and Bichler, Max (2004) Magnetic-Field-Dependent Transmission Phase of a Double-Dot System in a Quantum Ring. Physical Review Letters 93 (6), 066802.

Schneider, Petra and Kainz, Josef and Ganichev, Sergey and Danilov, Sergey and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Glazov, M. and Golub, Leonid E. and Schuh, Dieter (2004) Spin relaxation times of two-dimensional holes from spin sensitive bleaching of intersubband absorption. Journal of Applied Physics 96 (1), pp. 420-424.

Vancura, T. and Kicin, S. and Ihn, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2003) Kelvin probe spectroscopy of a two-dimensional electron gas below 300 mK. Applied Physics Letters 83 (13), pp. 2602-2604.

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2003) Field-effect-induced midinfrared electroluminescence of a quantum-wire-cascade structure by remote d-doping. Applied Physics Letters 83 (10), pp. 1909-1911.

Rogge, M. C. and Fühner, C. and Keyser, U. F. and Haug, R. J. and Bichler, Max and Abstreiter, Gerhard and Wegscheider, Werner (2003) Combined atomic force microscope and electron-beam lithography used for the fabrication of variable-coupling quantum dots. Applied Physics Letters 83 (6), pp. 1163-1165.

Klappenberger, Florian and Renk, Karl Friedrich and Summer, Raimund Franz and Keldysh, Leonid and Rieder, Bernhard and Wegscheider, Werner (2003) Electric-field-induced reversible avalanche breakdown in a GaAs microcrystal due to cross band gap impact ionization. Applied Physics Letters 83 (4), pp. 704-706.

Höhberger, Eva M. and Krämer, Tomas and Wegscheider, Werner and Blick, Robert H. (2003) In situ control of electron gas dimensionality in freely suspended semiconductor membranes. Applied Physics Letters 82 (23), pp. 4160-4162.

Kukushkin, I. V. and Smet, J. H. and Mikhailov, Sergey A. and Kulakovskii, D. V. and Klitzing, Klaus von and Wegscheider, Werner (2003) Observation of Retardation Effects in the Spectrum of Two-Dimensional Plasmons. Physical Review Letters (PRL) 90 (15), p. 156801.

Scheuerer, Roland and Renk, Karl Friedrich and Schomburg, Ekkehard and Wegscheider, Werner and Bichler, Max (2002) Nonlinear superlattice transport limited by Joule heating. Journal of Applied Physics 92 (10), pp. 6043-6046.

Tang, H. X. and Huang, M. H. and Roukes, M. L. and Bichler, Max and Wegscheider, Werner (2002) Two-dimensional electron-gas actuation and transduction for GaAs nanoelectromechanical systems. Applied Physics Letters 81 (20), pp. 3879-3881.

Roddaro, Stefano and Piazza, Vincenzo and Beltram, Fabio and Wegscheider, Werner and Liang, Chi-Te and Pepper, Michael (2002) Magnetotransport in variable-coupling one-dimensional ballistic constrictions. Journal of Applied Physics 92 (9), pp. 5304-5309.

Kirschbaum, J. and Höhberger, E. M. and Blick, Robert H. and Wegscheider, Werner and Bichler, Max (2002) Integrating suspended quantum dot circuits for applications in nanomechanics. Applied Physics Letters 81 (2), pp. 280-282.

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

Kreuzer, Stephan and Wegscheider, Werner and Weiss, Dieter (2001) Fabrication of single crystal GaAs(001) barriers for magnetic tunnel junctions. Journal of Applied Physics 89 (11), pp. 6751-6753.

gallium compounds

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

Witzigmann, B. and Laino, V. and Luisier, M. and Schwarz, Ulrich and Feicht, Georg and Wegscheider, Werner and Engl, Karl and Furitsch, Michael and Leber, Andreas and Lell, Alfred and Härle, Volker (2006) Microscopic analysis of optical gain in InGaN/GaN quantum wells. Applied Physics Letters 88 (2), 021104.

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos, R. and Krtschil, A. and Krost, A. and Weimar, Andreas and Brüderl, G. and Lell, Alfred and Härle, Volker (2005) Local strain and potential distribution induced by single dislocations in GaN. Journal of Applied Physics 98 (11), p. 116102.

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Kümmler, V. and Lell, Alfred and Härle, Volker and Schwarz, Ulrich and Schoedl, T. and Wegscheider, Werner (2004) Gradual facet degradation of (Al,In)GaN quantum well lasers. Applied Physics Letters 84 (16), pp. 2989-2991.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2003) Optical gain, carrier-induced phase shift, and linewidth enhancement factor in InGaN quantum well lasers. Applied Physics Letters 83 (20), 4095 .

Vasilyev, Yu. B. and Solovev, V. A. and Meltser, B. Ya. and Semenov, A. N. and Ivanov, S. V. and Kopev, P. S. and Ulbrich, N. and Abstreiter, Gerhard and Amann, A.-C. and Schmult, Stefan and Wegscheider, Werner (2003) Electrically tunable mid-infrared electroluminescence from graded cascade structures. Applied Physics Letters 83 (15), pp. 3015-3017.

Galliumarsenid

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Gerl, Christian (2010) Hochbewegliche zweidimensionale Lochsysteme in GaAs-AlGaAs-Heterostrukturen. PhD, Universität Regensburg

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Chen, Peifeng (2006) Spin polarized tunneling and spin injection in Fe-GaAs hybrid structures. PhD, Universität Regensburg

Galliumarsenid-Bauelement

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Galliumarsenidlaser

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Galliummanganarsenid

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

Gallumarsenid

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

galvanomagnetic effects

Wurstbauer, Ursula and Knott, S. and Zolotaryov, A. and Schuh, Dieter and Hansen, W. and Wegscheider, Werner (2010) Strong localization effect in magnetic two-dimensional hole systems. Applied Physics Letters 96, p. 22103.

Schlapps, Markus and Lermer, Teresa and Geissler, Stefan and Neumaier, Daniel and Sadowski, Janusz and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Transport through (Ga,Mn)As nanoislands: Coulomb blockade and temperature dependence of the conductance. Physical Review B (PRB) 80 (12), p. 125330.

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Roddaro, Stefano and Piazza, Vincenzo and Beltram, Fabio and Wegscheider, Werner and Liang, Chi-Te and Pepper, Michael (2002) Magnetotransport in variable-coupling one-dimensional ballistic constrictions. Journal of Applied Physics 92 (9), pp. 5304-5309.

GaMnAs

Utz, Martin (2012) Epitaxie von (Ga,Mn)As. PhD, Universität Regensburg

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

GaN

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos , R. and Krtschil, A. and Krost, A. and Engl, Karl and Weimar, A. and Brüderl, G. and Lell, Alfred and Härle, Volker (2006) Long range strain and electrical potential induced by single edge dislocations in GaN. Physica B Condensed Matter 376-37, pp. 451-454.

GaSb

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

Gate <Elektronik>

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Ge-Si alloys

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

giant magnetoresistance

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

graphene

Wurstbauer, Ulrich and Röling, Christian and Wurstbauer, Ursula and Wegscheider, Werner and Vaupel, Matthias and Thiesen, Peter H. and Weiss, Dieter (2010) Imaging ellipsometry of graphene. Applied Physics Letters 97, p. 231901.

group III nitrides

Able, Andreas (2005) Untersuchungen zur metallorganischen Gasphasenepitaxie von Gruppe III Nitriden auf Silizium (111). PhD, Universität Regensburg

gruppe III Nitride

Able, Andreas (2005) Untersuchungen zur metallorganischen Gasphasenepitaxie von Gruppe III Nitriden auf Silizium (111). PhD, Universität Regensburg

Gunn effect

Klappenberger, Florian and Renk, Karl Friedrich and Summer, Raimund Franz and Keldysh, Leonid and Rieder, Bernhard and Wegscheider, Werner (2003) Electric-field-induced reversible avalanche breakdown in a GaAs microcrystal due to cross band gap impact ionization. Applied Physics Letters 83 (4), pp. 704-706.

Halbleiter

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Gerl, Christian (2010) Hochbewegliche zweidimensionale Lochsysteme in GaAs-AlGaAs-Heterostrukturen. PhD, Universität Regensburg

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

Halbleitergrenzfläche

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Halbleiterheterostrukturen

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Halbleiterlaser

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Halbleiteroberfläche

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Hall effect

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

Hall effect devices

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

heterostructure

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Heterostructures

Schulz, Robert and Korn, Tobias and Stich, Dominik and Wurstbauer, Ursula and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Ultrafast optical studies of diffusion barriers between ferromagnetic Ga(Mn)As layers and non-magnetic quantum wells. Physica E Low-dimensional Systems and Nanostructures 40 (6), pp. 2163-2165.

Stich, Dominik and Korn, Tobias and Schulz, Robert and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Increase of spin dephasing times in a 2D electron system with degree of initial spin polarization. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1545-1547.

Korn, Tobias and Stich, Dominik and Schulz, Robert and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Large in-plane spin-dephasing anisotropy in a [0 0 1]-grown two-dimensional electron system. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1542-1544.

Blick, Robert H. and Roukes, M.L. and Wegscheider, Werner and Bichler, Max (1998) Freely suspended two-dimensional electron gases. Physica B Condensed Matter 249-25, pp. 784-787.

Heterostruktur

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Gerl, Christian (2010) Hochbewegliche zweidimensionale Lochsysteme in GaAs-AlGaAs-Heterostrukturen. PhD, Universität Regensburg

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

high-frequency effects

Kukushkin, I. V. and Smet, J. H. and Höppel, L. and Waizmann, U. and Riek, M. and Wegscheider, Werner (2004) Ultrahigh-frequency surface acoustic waves for finite wave-vector spectroscopy of two-dimensional electrons. Applied Physics Letters 85 (19), pp. 2526-2528.

hole mobility

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Gerl, Christian and Tranitz, Hans-Peter and Wegscheider, Werner and Mitzkus, Christian (2005) Carbon-doped symmetric GaAs/AlGaAs quantum wells with hole mobilities beyond 106 cm2/V s. Applied Physics Letters 86 (25), p. 252105.

Schmult, Stefan and Gerl, Christian and Wurstbauer, Ursula and Mitzkus, Christian and Wegscheider, Werner (2005) Carbon-doped high-mobility two-dimensional hole gases on (110) faced GaAs. Applied Physics Letters 86 (20), p. 202105.

hole spin dynamics

Kugler, M. and Korn, Tobias and Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2011) Controlling hole spin dynamics in two‐dimensional hole systems at low temperatures. In: PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors, 25–30 July 2010 , Seoul, (Korea) .

Korn, Tobias and Kugler, M. and Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2011) Resonant spin amplification of hole spin dynamics in two‐dimensional hole systems: experiment and simulation. In: PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors, 25–30 July 2010 , Seoul, (Korea) .

Hole spin-relaxation

Kainz, Josef and Schneider, Petra and Ganichev, Sergey and Rössler, U. and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Golub, Leonid E. and Schuh, Dieter (2004) Hole spin-relaxation in quantum wells from saturation of inter-subband absorption. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 418-421.

hole-hole interaction

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Hydrostatic pressure

Cho, Hyun-Ick and Kang, W. and Campman, K. L. and Gossard, A. C. and Bichler, Max and Wegscheider, Werner (2000) Hysteresis, spin transitions, and magnetic ordering in the fractional quantum Hall effect. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 18-21.

Hysteresis

Piazza, Vincenzo and Pellegrini, Vittorio and Beltram, Fabio and Wegscheider, Werner and Bichler, Max and Jungwirth, Tomàs and McDonald, Allan H. (2000) Hysteresis and first-order phase transition in the two-dimensional electron gas. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 108-111.

II-VI semiconductors

Drexler, Christoph and Belkov, Vassilij and Ashkinadze, B. and Olbrich, Peter and Zoth, Christina and Lechner, Vera and Terent'ev, Ya.V. and Yakovlev, D.R. and Karczewski, G. and Wojtowicz, Tomasz and Schuh, Dieter and Wegscheider, Werner and Ganichev, Sergey (2010) Spin polarized electric currents in semiconductor heterostructures induced by microwave radiation. Applied Physics Letters 97 (18), p. 182107.

III-V semiconductors

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Magnitude and sign control of lithography-induced uniaxial anisotropy in ultra-thin (Ga,Mn)As wires. Applied Physics Letters 98, p. 83101.

Taubert, D. and Schinner, G. J. and Tomaras, C. and Tranitz, Hans-Peter and Wegscheider, Werner and Ludwig, S. (2011) An electron jet pump: The Venturi effect of a Fermi liquid. Journal of Applied Physics 109, p. 102412.

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Davanço, M. and Rakher, M. T. and Wegscheider, Werner and Schuh, Dieter and Badolato, A. and Srinivasan, K. (2011) Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters 99 (12), p. 121101.

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Erratum: “Magnitude and sign control of lithography-induced uniaxial anisotropy in ultrathin (Ga,Mn)As wires” [ Appl. Phys. Lett. 98, 083101 (2011) ]. Applied Physics Letters 98, p. 169901.

Drexler, Christoph and Belkov, Vassilij and Ashkinadze, B. and Olbrich, Peter and Zoth, Christina and Lechner, Vera and Terent'ev, Ya.V. and Yakovlev, D.R. and Karczewski, G. and Wojtowicz, Tomasz and Schuh, Dieter and Wegscheider, Werner and Ganichev, Sergey (2010) Spin polarized electric currents in semiconductor heterostructures induced by microwave radiation. Applied Physics Letters 97 (18), p. 182107.

Wurstbauer, Ursula and Knott, S. and Zolotaryov, A. and Schuh, Dieter and Hansen, W. and Wegscheider, Werner (2010) Strong localization effect in magnetic two-dimensional hole systems. Applied Physics Letters 96, p. 22103.

Einwanger, Andreas and Ciorga, Mariusz and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Tunneling anisotropic spin polarization in lateral (Ga,Mn)As/GaAs spin Esaki diode devices. Applied Physics Letters 95, p. 152101.

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Mühle, A. and Wegscheider, Werner and Haug, Rolf J. (2008) Quantum dots formed in a GaAs/AlGaAs quantum ring. Applied Physics Letters 92 (1), 013126.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Herrle, Thomas and Haneder, Stephan and Tranitz, Hans-Peter and Reinwald, Matthias and Wegscheider, Werner (2007) Current-induced heating in quantum well and quantum wire intersubband emitter structures. Applied Physics Letters 91 (20), p. 201105.

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

Mühle, A. and Wegscheider, Werner and Haug, R. J. (2007) Coupling in concentric double quantum rings. Applied Physics Letters 91 (13), p. 133116.

Bihler, C. and Huebl, H. and Brandt, Miriam and Goennenwein, S.T. B. and Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Weiss, Dieter and Wegscheider, Werner (2006) Magnetic anisotropy of Ga1–xMnxAs thin films on GaAs (311)A probed by ferromagnetic resonance. Applied Physics Letters 89 (1), 012507.

Gerl, Christian and Schmult, Stefan and Wurstbauer, Ursula and Tranitz, H.-P. and Mitzkus, Christian and Wegscheider, Werner (2006) Carbon-doped high-mobility hole gases on (001) and (110) GaAs. Journal of Vacuum Science & Technology A 24 (3), pp. 1630-1633.

Witzigmann, B. and Laino, V. and Luisier, M. and Schwarz, Ulrich and Feicht, Georg and Wegscheider, Werner and Engl, Karl and Furitsch, Michael and Leber, Andreas and Lell, Alfred and Härle, Volker (2006) Microscopic analysis of optical gain in InGaN/GaN quantum wells. Applied Physics Letters 88 (2), 021104.

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos, R. and Krtschil, A. and Krost, A. and Weimar, Andreas and Brüderl, G. and Lell, Alfred and Härle, Volker (2005) Local strain and potential distribution induced by single dislocations in GaN. Journal of Applied Physics 98 (11), p. 116102.

Gerl, Christian and Tranitz, Hans-Peter and Wegscheider, Werner and Mitzkus, Christian (2005) Carbon-doped symmetric GaAs/AlGaAs quantum wells with hole mobilities beyond 106 cm2/V s. Applied Physics Letters 86 (25), p. 252105.

Schmult, Stefan and Gerl, Christian and Wurstbauer, Ursula and Mitzkus, Christian and Wegscheider, Werner (2005) Carbon-doped high-mobility two-dimensional hole gases on (110) faced GaAs. Applied Physics Letters 86 (20), p. 202105.

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

Kukushkin, I. V. and Smet, J. H. and Höppel, L. and Waizmann, U. and Riek, M. and Wegscheider, Werner (2004) Ultrahigh-frequency surface acoustic waves for finite wave-vector spectroscopy of two-dimensional electrons. Applied Physics Letters 85 (19), pp. 2526-2528.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Ulloa, S. E. and Wegscheider, Werner and Bichler, Max (2004) Magnetic-Field-Dependent Transmission Phase of a Double-Dot System in a Quantum Ring. Physical Review Letters 93 (6), 066802.

Schneider, Petra and Kainz, Josef and Ganichev, Sergey and Danilov, Sergey and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Glazov, M. and Golub, Leonid E. and Schuh, Dieter (2004) Spin relaxation times of two-dimensional holes from spin sensitive bleaching of intersubband absorption. Journal of Applied Physics 96 (1), pp. 420-424.

Kümmler, V. and Lell, Alfred and Härle, Volker and Schwarz, Ulrich and Schoedl, T. and Wegscheider, Werner (2004) Gradual facet degradation of (Al,In)GaN quantum well lasers. Applied Physics Letters 84 (16), pp. 2989-2991.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2003) Optical gain, carrier-induced phase shift, and linewidth enhancement factor in InGaN quantum well lasers. Applied Physics Letters 83 (20), 4095 .

Vasilyev, Yu. B. and Solovev, V. A. and Meltser, B. Ya. and Semenov, A. N. and Ivanov, S. V. and Kopev, P. S. and Ulbrich, N. and Abstreiter, Gerhard and Amann, A.-C. and Schmult, Stefan and Wegscheider, Werner (2003) Electrically tunable mid-infrared electroluminescence from graded cascade structures. Applied Physics Letters 83 (15), pp. 3015-3017.

Vancura, T. and Kicin, S. and Ihn, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2003) Kelvin probe spectroscopy of a two-dimensional electron gas below 300 mK. Applied Physics Letters 83 (13), pp. 2602-2604.

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2003) Field-effect-induced midinfrared electroluminescence of a quantum-wire-cascade structure by remote d-doping. Applied Physics Letters 83 (10), pp. 1909-1911.

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

Rogge, M. C. and Fühner, C. and Keyser, U. F. and Haug, R. J. and Bichler, Max and Abstreiter, Gerhard and Wegscheider, Werner (2003) Combined atomic force microscope and electron-beam lithography used for the fabrication of variable-coupling quantum dots. Applied Physics Letters 83 (6), pp. 1163-1165.

Klappenberger, Florian and Renk, Karl Friedrich and Summer, Raimund Franz and Keldysh, Leonid and Rieder, Bernhard and Wegscheider, Werner (2003) Electric-field-induced reversible avalanche breakdown in a GaAs microcrystal due to cross band gap impact ionization. Applied Physics Letters 83 (4), pp. 704-706.

Höhberger, Eva M. and Krämer, Tomas and Wegscheider, Werner and Blick, Robert H. (2003) In situ control of electron gas dimensionality in freely suspended semiconductor membranes. Applied Physics Letters 82 (23), pp. 4160-4162.

Kukushkin, I. V. and Smet, J. H. and Mikhailov, Sergey A. and Kulakovskii, D. V. and Klitzing, Klaus von and Wegscheider, Werner (2003) Observation of Retardation Effects in the Spectrum of Two-Dimensional Plasmons. Physical Review Letters (PRL) 90 (15), p. 156801.

Scheuerer, Roland and Renk, Karl Friedrich and Schomburg, Ekkehard and Wegscheider, Werner and Bichler, Max (2002) Nonlinear superlattice transport limited by Joule heating. Journal of Applied Physics 92 (10), pp. 6043-6046.

Tang, H. X. and Huang, M. H. and Roukes, M. L. and Bichler, Max and Wegscheider, Werner (2002) Two-dimensional electron-gas actuation and transduction for GaAs nanoelectromechanical systems. Applied Physics Letters 81 (20), pp. 3879-3881.

Roddaro, Stefano and Piazza, Vincenzo and Beltram, Fabio and Wegscheider, Werner and Liang, Chi-Te and Pepper, Michael (2002) Magnetotransport in variable-coupling one-dimensional ballistic constrictions. Journal of Applied Physics 92 (9), pp. 5304-5309.

Kirschbaum, J. and Höhberger, E. M. and Blick, Robert H. and Wegscheider, Werner and Bichler, Max (2002) Integrating suspended quantum dot circuits for applications in nanomechanics. Applied Physics Letters 81 (2), pp. 280-282.

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

Kreuzer, Stephan and Wegscheider, Werner and Weiss, Dieter (2001) Fabrication of single crystal GaAs(001) barriers for magnetic tunnel junctions. Journal of Applied Physics 89 (11), pp. 6751-6753.

impact ionisation

Klappenberger, Florian and Renk, Karl Friedrich and Summer, Raimund Franz and Keldysh, Leonid and Rieder, Bernhard and Wegscheider, Werner (2003) Electric-field-induced reversible avalanche breakdown in a GaAs microcrystal due to cross band gap impact ionization. Applied Physics Letters 83 (4), pp. 704-706.

InAlAs

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

indium aluminum arsenide

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

indium arsenide

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

indium compounds

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Davanço, M. and Rakher, M. T. and Wegscheider, Werner and Schuh, Dieter and Badolato, A. and Srinivasan, K. (2011) Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters 99 (12), p. 121101.

Drexler, Christoph and Belkov, Vassilij and Ashkinadze, B. and Olbrich, Peter and Zoth, Christina and Lechner, Vera and Terent'ev, Ya.V. and Yakovlev, D.R. and Karczewski, G. and Wojtowicz, Tomasz and Schuh, Dieter and Wegscheider, Werner and Ganichev, Sergey (2010) Spin polarized electric currents in semiconductor heterostructures induced by microwave radiation. Applied Physics Letters 97 (18), p. 182107.

Wurstbauer, Ursula and Knott, S. and Zolotaryov, A. and Schuh, Dieter and Hansen, W. and Wegscheider, Werner (2010) Strong localization effect in magnetic two-dimensional hole systems. Applied Physics Letters 96, p. 22103.

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Witzigmann, B. and Laino, V. and Luisier, M. and Schwarz, Ulrich and Feicht, Georg and Wegscheider, Werner and Engl, Karl and Furitsch, Michael and Leber, Andreas and Lell, Alfred and Härle, Volker (2006) Microscopic analysis of optical gain in InGaN/GaN quantum wells. Applied Physics Letters 88 (2), 021104.

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Kümmler, V. and Lell, Alfred and Härle, Volker and Schwarz, Ulrich and Schoedl, T. and Wegscheider, Werner (2004) Gradual facet degradation of (Al,In)GaN quantum well lasers. Applied Physics Letters 84 (16), pp. 2989-2991.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2003) Optical gain, carrier-induced phase shift, and linewidth enhancement factor in InGaN quantum well lasers. Applied Physics Letters 83 (20), 4095 .

Vasilyev, Yu. B. and Solovev, V. A. and Meltser, B. Ya. and Semenov, A. N. and Ivanov, S. V. and Kopev, P. S. and Ulbrich, N. and Abstreiter, Gerhard and Amann, A.-C. and Schmult, Stefan and Wegscheider, Werner (2003) Electrically tunable mid-infrared electroluminescence from graded cascade structures. Applied Physics Letters 83 (15), pp. 3015-3017.

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

indium gallium arsenide

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Indiumarsenid

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Inelastic light scattering

Kulik, L. V. and Kukushkin, I. V. and Kirpichev, V. E. and Smet, J. H. and Klitzing, Klaus von and Umansky, V. and Wegscheider, Werner (2002) Cyclotron spin-flip excitations in the 2D-electron system. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 574-577.

Infrarot-Spektrum

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Infrarotbauelement

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Infrarotemission

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Infrarotlumineszenz

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Infrarotquelle

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Integer quantum Hall effect

Lok, J. G. S. and Kraus, Stefan and Pohlt, M. and Güven, K. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (2001) Spin anomalies in the magneto-drag between double layer 2DEGs. Physica B Condensed Matter 298 (1-4), pp. 135-141.

Inter-subband transition

Kainz, Josef and Schneider, Petra and Ganichev, Sergey and Rössler, U. and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Golub, Leonid E. and Schuh, Dieter (2004) Hole spin-relaxation in quantum wells from saturation of inter-subband absorption. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 418-421.

interdigital transducers

Kukushkin, I. V. and Smet, J. H. and Höppel, L. and Waizmann, U. and Riek, M. and Wegscheider, Werner (2004) Ultrahigh-frequency surface acoustic waves for finite wave-vector spectroscopy of two-dimensional electrons. Applied Physics Letters 85 (19), pp. 2526-2528.

internal stresses

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

intersubband electroluminescence

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Intersubbandelektrolumineszenz

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Intersubbandlaser

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

ion implantation

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

iron

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

Josephson junctions

Irmer, B. and Simmel, F. and Blick, Robert H. and Lorenz, H. and Kotthaus, J .P. and Bichler, Max and Wegscheider, Werner (1999) Nano-ploughed Josephson junctions as on-chip radiation sources. Superlattices and Microstructures 25 (5-6), pp. 785-795.

Josephson-Junction

Bauer, Andreas and Bentner, Johannes and Aprili, M. and Della Rocca, M. L. and Reinwald, Matthias and Wegscheider, Werner and Strunk, Christoph (2004) Spontaneous Supercurrent Induced by Ferromagnetic π Junctions. Physical Review Letters 92 (21), p. 217001.

k.p calculations

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

Kohlenstoff

Gerl, Christian (2010) Hochbewegliche zweidimensionale Lochsysteme in GaAs-AlGaAs-Heterostrukturen. PhD, Universität Regensburg

Ladungsträgerdomänen

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Landau band structure

Habl, Matthias and Wegscheider, Werner (2008) Laterally coupled and field-induced quantum Hall systems. physica status solidi b 245 (2), pp. 260-275.

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Landau-Band

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Landau-Niveau

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

LAO

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Laser

Sorba, L. and Schedelbeck, Gert and Wegscheider, Werner and Bichler, Max and Böhm, G. and Abstreiter, Gerhard (1999) Magneto-optical studies of GaAs/AlGaAs T-shaped quantumwire structures fabricated by cleaved edge overgrowth. Journal of Crystal Growth 201-20, pp. 805-809.

Lateral superlattice

Deutschmann, R. A. and Wegscheider, Werner and Rother, Martin and Bichler, Max and Abstreiter, Gerhard (2002) Miniband transport in vertical superlattice field effect transistors. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 281-284.

Lateral superlattices

Mitzkus, Christian and Kangler, W. and Weiss, Dieter and Wegscheider, Werner and Umansky, V. (2002) Anomalous temperature dependence of commensurability oscillations in one- and two-dimensional lateral superlattices. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 208-211.

Zimmermann, S. and Govorov, A. O. and Wixforth, A. and Rocke, C. and Hansen, W. and Kotthaus, J.P. and Bichler, Max and Wegscheider, Werner (1998) Voltage-controlled trapping of excitons and “storage of light” in lateral superlattices. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), p. 36.

Layered lithography

Sigrist, Martin and Gustavsson, S. and Ihn, Thomas and Ensslin, Klaus and Driscoll, D. and Gossard, A. C. and Reinwald, Matthias and Wegscheider, Werner (2006) Few-electron quantum dot fabricated with layered scanning force microscope lithography. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 5-8.

lithography

Roddaro, Stefano and Piazza, Vincenzo and Beltram, Fabio and Wegscheider, Werner and Liang, Chi-Te and Pepper, Michael (2002) Magnetotransport in variable-coupling one-dimensional ballistic constrictions. Journal of Applied Physics 92 (9), pp. 5304-5309.

Lüscher, S. and Fuhrer, A. and Held, R. and Heinzel, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2002) Quantum wires and quantum dots defined by lithography with an atomic force microscope. Microelectronics Journal 33 (4), pp. 319-321.

local anodic oxidation

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

localised states

Schüller, Christian and Broocks, Kay-Birger and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, V. M. (2003) Optical Probing of a Fractionally Charged Quasihole in an Incompressible Liquid. Physical Review Letters (PRL) 91 (11), 116403 .

Lokale anodische Oxidation

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Luttinger liquids

Rother, Martin and Deutschmann, R. A. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2000) Evidence of Luttinger liquid behavior in GaAs/AlGaAs quantum wires. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 551-554.

Magnetic 2DHG

Wurstbauer, Ursula and Knott, S. and Westarp, C.G.v. and Mecking, N. and Rachor, K. and Heitmann, D. and Wegscheider, Werner and Hansen, W. (2010) Anomalous magnetotransport and cyclotron resonance of high mobility magnetic 2DHGs in the quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 42, pp. 1022-1025.

Magnetic 2DHG Article Outline

Wurstbauer, Ursula and Schuh, Dieter and Weiss, Dieter and Wegscheider, Werner (2010) From weak to strong localization in a ferromagnetic high mobility 2DHG. Physica E Low-dimensional Systems and Nanostructures 42 (4), pp. 1145-1147.

magnetic anisotropy

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Magnitude and sign control of lithography-induced uniaxial anisotropy in ultra-thin (Ga,Mn)As wires. Applied Physics Letters 98, p. 83101.

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Erratum: “Magnitude and sign control of lithography-induced uniaxial anisotropy in ultrathin (Ga,Mn)As wires” [ Appl. Phys. Lett. 98, 083101 (2011) ]. Applied Physics Letters 98, p. 169901.

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

Hoffmann, Frank and Woltersdorf, Georg and Wegscheider, Werner and Einwanger, Andreas and Weiss, Dieter and Back, Christian (2009) Mapping the magnetic anisotropy in (Ga,Mn)As nanostructures. Physical Review B (PRB) 80, p. 54417.

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Bihler, C. and Huebl, H. and Brandt, Miriam and Goennenwein, S.T. B. and Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Weiss, Dieter and Wegscheider, Werner (2006) Magnetic anisotropy of Ga1–xMnxAs thin films on GaAs (311)A probed by ferromagnetic resonance. Applied Physics Letters 89 (1), 012507.

Magnetic breakdown

Deutschmann, R. A. and Lorke, A. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2000) Breakdown of Shubnikov–de Haas oscillations in a short-period 1D lateral superlattice. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 561-564.

magnetic epitaxial layers

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Bihler, C. and Huebl, H. and Brandt, Miriam and Goennenwein, S.T. B. and Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Weiss, Dieter and Wegscheider, Werner (2006) Magnetic anisotropy of Ga1–xMnxAs thin films on GaAs (311)A probed by ferromagnetic resonance. Applied Physics Letters 89 (1), 012507.

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

Magnetic field

Feil, Thomas and Tranitz, Hans-Peter and Gerl, Christian and Wegscheider, Werner (2006) Transport in a shunted surface superlattice with a perpendicular magnetic field. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 301-304.

Fuhrer, A. and Lüscher, S. and Ihn, Thomas and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2001) Energy spectra of quantum rings. Nature 413, pp. 822-825.

Eom, J. and Cho, Hyun-Ick and Kang, W. and Gossard, A. C. and Wegscheider, Werner (2001) Spin transition and anomalous domain dynamics in the fractional quantum Hall effect. Physical Review B 298 (1-4), pp. 106-112.

magnetic field effects

Schüller, Christian and Broocks, Kay-Birger and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, V. M. (2003) Optical Probing of a Fractionally Charged Quasihole in an Incompressible Liquid. Physical Review Letters (PRL) 91 (11), 116403 .

magnetic field measurement

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

magnetic hysteresis

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Rahm, M. and Stahl, Joachim and Wegscheider, Werner and Weiss, Dieter (2004) Multistable switching due to magnetic vortices pinned at artificial pinning sites. Applied Physics Letters 85 (9), pp. 1553-1555.

Magnetic interfaces

Maccherozzi, F. and Panaccione, G. and Rossi, G. and Hochstrasser, M. and Sperl, Matthias and Reinwald, Matthias and Woltersdorf, Georg and Wegscheider, Werner and Back, Christian (2007) Surface treatments and magnetic properties of Ga1−xMnxAs thin films. Surface Science 601 (18), pp. 4283-4287.

magnetic moments

Wurstbauer, Ursula and Knott, S. and Zolotaryov, A. and Schuh, Dieter and Hansen, W. and Wegscheider, Werner (2010) Strong localization effect in magnetic two-dimensional hole systems. Applied Physics Letters 96, p. 22103.

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

magnetic multilayers

Kreuzer, Stephan and Wegscheider, Werner and Weiss, Dieter (2001) Fabrication of single crystal GaAs(001) barriers for magnetic tunnel junctions. Journal of Applied Physics 89 (11), pp. 6751-6753.

Magnetic ordering

Cho, Hyun-Ick and Kang, W. and Campman, K. L. and Gossard, A. C. and Bichler, Max and Wegscheider, Werner (2000) Hysteresis, spin transitions, and magnetic ordering in the fractional quantum Hall effect. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 18-21.

magnetic particles

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

magnetic semiconductors

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Magnitude and sign control of lithography-induced uniaxial anisotropy in ultra-thin (Ga,Mn)As wires. Applied Physics Letters 98, p. 83101.

Bihler, C. and Huebl, H. and Brandt, Miriam and Goennenwein, S.T. B. and Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Weiss, Dieter and Wegscheider, Werner (2006) Magnetic anisotropy of Ga1–xMnxAs thin films on GaAs (311)A probed by ferromagnetic resonance. Applied Physics Letters 89 (1), 012507.

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

magnetic switching

Rahm, M. and Stahl, Joachim and Wegscheider, Werner and Weiss, Dieter (2004) Multistable switching due to magnetic vortices pinned at artificial pinning sites. Applied Physics Letters 85 (9), pp. 1553-1555.

magnetic thin films

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Magnetic tunneling

Kreuzer, Stephan and Rahm, Michael and Biberger, Josef and Pulwey, Ralph and Raabe, Jörg and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2003) Ferromagnet-semiconductor hybrid structures: Hall devices and tunnel junctions. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 137-146.

Magnetic-semiconductor structures

Schlapps, Markus and Geissler, Stefan and Lermer, Teresa and Sadowski, Janusz and Wegscheider, Werner and Weiss, Dieter (2010) Coulomb blockade transport across lateral (Ga,Mn)As nanoconstrictions. Physica E Low-dimensional Systems and Nanostructures 20 (10), pp. 2676-2680.

magnetisation

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

Schlapps, Markus and Lermer, Teresa and Geissler, Stefan and Neumaier, Daniel and Sadowski, Janusz and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Transport through (Ga,Mn)As nanoislands: Coulomb blockade and temperature dependence of the conductance. Physical Review B (PRB) 80 (12), p. 125330.

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

magnetisation reversal

Rahm, M. and Stahl, Joachim and Wegscheider, Werner and Weiss, Dieter (2004) Multistable switching due to magnetic vortices pinned at artificial pinning sites. Applied Physics Letters 85 (9), pp. 1553-1555.

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

Magnetismus

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Magneto-optics

Zrenner, Artur and Frankenberger, J. and Paassen, A. and Efros, A. L. and Stopa, M. and Bichler, Max and Wegscheider, Werner (2000) Direct observation of hole edge channels in a two-dimensional electron gas. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 230-233.

Sorba, L. and Schedelbeck, Gert and Wegscheider, Werner and Bichler, Max and Böhm, G. and Abstreiter, Gerhard (1999) Magneto-optical studies of GaAs/AlGaAs T-shaped quantumwire structures fabricated by cleaved edge overgrowth. Journal of Crystal Growth 201-20, pp. 805-809.

Zrenner, Artur and Markmann, Markus and Paassen, A. and Efros, A. L. and Bichler, Max and Wegscheider, Werner and Bohm, G. and Abstreiter, Gerhard (1998) Spatially resolved magneto-optics on confined systems. Physica B Condensed Matter 256-25, pp. 300-307.

Magneto-transport

Hadzibrahimovic, Adriana and Dethlefsen, Annelene F. and Reuter, Dirk and Wieck, Andreas D. and Tranitz, Hans-Peter and Wegscheider, Werner and Haug, Rolf J. (2008) A comparison: 2D electron- and hole systems in the fractional quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1258-1260.

Dethlefsen, A. F. and Mariani, E. and Wegscheider, Werner and Haug, R. J. (2006) Influence of spin on the activation energies at ν=1/3. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 108-111.

Magnetoelektronik

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Chen, Peifeng (2006) Spin polarized tunneling and spin injection in Fe-GaAs hybrid structures. PhD, Universität Regensburg

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

magnetometers

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

magnetoresistance

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

Smrčka, L. and Vašek, P. and Svoboda, P and Gonharuk, N. A. and Pacherová, O. and Krupko, Yu. and Sheikin, Y. and Wegscheider, Werner (2006) Magnetoresistance oscillations in GaAs/AlGaAs superlattices subject to in-plane magnetic fields. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 632-635.

Simovič, B. and Ellenberger, C. and Ensslin, Klaus and Tranitz, Hans-Peter and Wegscheider, Werner (2006) Oscillations of the magnetoresistance of a two-dimensional electron gas under microwave irradiation: Influence of the irradiation frequency. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 93-69.

Gerl, Christian and Schmult, Stefan and Wurstbauer, Ursula and Tranitz, H.-P. and Mitzkus, Christian and Wegscheider, Werner (2006) Carbon-doped high-mobility hole gases on (001) and (110) GaAs. Journal of Vacuum Science & Technology A 24 (3), pp. 1630-1633.

magnetotransport

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Mitzkus, Christian and Kangler, W. and Weiss, Dieter and Wegscheider, Werner and Umansky, V. (2002) Anomalous temperature dependence of commensurability oscillations in one- and two-dimensional lateral superlattices. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 208-211.

magnetotransport ballistic transport symmetry-breaking nonlinear effect

Song, A. M. and Lorke, A. and Kotthaus, J. P. and Wegscheider, Werner and Bichler, Max (1999) Ballistic magnetotransport in a semiconductor microjunction with broken symmetry. Superlattices and Microstructures 25 (1-2), pp. 149-152.

Magnetotransport phenomena

Schlapps, Markus and Geissler, Stefan and Lermer, Teresa and Sadowski, Janusz and Wegscheider, Werner and Weiss, Dieter (2010) Coulomb blockade transport across lateral (Ga,Mn)As nanoconstrictions. Physica E Low-dimensional Systems and Nanostructures 20 (10), pp. 2676-2680.

Magnetotunnelspektroskopie

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Magnetowiderstand

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Mangan

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Manganarsenide

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

manganese

Wurstbauer, Ursula and Knott, S. and Zolotaryov, A. and Schuh, Dieter and Hansen, W. and Wegscheider, Werner (2010) Strong localization effect in magnetic two-dimensional hole systems. Applied Physics Letters 96, p. 22103.

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

manganese compounds

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Magnitude and sign control of lithography-induced uniaxial anisotropy in ultra-thin (Ga,Mn)As wires. Applied Physics Letters 98, p. 83101.

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Erratum: “Magnitude and sign control of lithography-induced uniaxial anisotropy in ultrathin (Ga,Mn)As wires” [ Appl. Phys. Lett. 98, 083101 (2011) ]. Applied Physics Letters 98, p. 169901.

Drexler, Christoph and Belkov, Vassilij and Ashkinadze, B. and Olbrich, Peter and Zoth, Christina and Lechner, Vera and Terent'ev, Ya.V. and Yakovlev, D.R. and Karczewski, G. and Wojtowicz, Tomasz and Schuh, Dieter and Wegscheider, Werner and Ganichev, Sergey (2010) Spin polarized electric currents in semiconductor heterostructures induced by microwave radiation. Applied Physics Letters 97 (18), p. 182107.

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

Einwanger, Andreas and Ciorga, Mariusz and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Tunneling anisotropic spin polarization in lateral (Ga,Mn)As/GaAs spin Esaki diode devices. Applied Physics Letters 95, p. 152101.

Schlapps, Markus and Lermer, Teresa and Geissler, Stefan and Neumaier, Daniel and Sadowski, Janusz and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Transport through (Ga,Mn)As nanoislands: Coulomb blockade and temperature dependence of the conductance. Physical Review B (PRB) 80 (12), p. 125330.

Hoffmann, Frank and Woltersdorf, Georg and Wegscheider, Werner and Einwanger, Andreas and Weiss, Dieter and Back, Christian (2009) Mapping the magnetic anisotropy in (Ga,Mn)As nanostructures. Physical Review B (PRB) 80, p. 54417.

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

Bihler, C. and Huebl, H. and Brandt, Miriam and Goennenwein, S.T. B. and Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Weiss, Dieter and Wegscheider, Werner (2006) Magnetic anisotropy of Ga1–xMnxAs thin films on GaAs (311)A probed by ferromagnetic resonance. Applied Physics Letters 89 (1), 012507.

Manganese content

Utz, Martin (2012) Epitaxie von (Ga,Mn)As. PhD, Universität Regensburg

masks

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

membranes

Höhberger, Eva M. and Krämer, Tomas and Wegscheider, Werner and Blick, Robert H. (2003) In situ control of electron gas dimensionality in freely suspended semiconductor membranes. Applied Physics Letters 82 (23), pp. 4160-4162.

Kukushkin, I. V. and Smet, J. H. and Mikhailov, Sergey A. and Kulakovskii, D. V. and Klitzing, Klaus von and Wegscheider, Werner (2003) Observation of Retardation Effects in the Spectrum of Two-Dimensional Plasmons. Physical Review Letters (PRL) 90 (15), p. 156801.

mesoscopics

Irmer, B. and Simmel, F. and Blick, Robert H. and Lorenz, H. and Kotthaus, J .P. and Bichler, Max and Wegscheider, Werner (1999) Nano-ploughed Josephson junctions as on-chip radiation sources. Superlattices and Microstructures 25 (5-6), pp. 785-795.

metal-insulator transition

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

Wurstbauer, Ursula and Schuh, Dieter and Weiss, Dieter and Wegscheider, Werner (2010) From weak to strong localization in a ferromagnetic high mobility 2DHG. Physica E Low-dimensional Systems and Nanostructures 42 (4), pp. 1145-1147.

metal-insulator transition (MIT)

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

metal-semiconductor-metal structures

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

Metall-Isolator Übergang (MIT)

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Micro-Hall magnetometry

Kreuzer, Stephan and Rahm, Michael and Biberger, Josef and Pulwey, Ralph and Raabe, Jörg and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2003) Ferromagnet-semiconductor hybrid structures: Hall devices and tunnel junctions. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 137-146.

Micro-photoluminescence

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strongly confined quantum wire states in strained T-shaped GaAs/InAlAs structures. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 236-240.

micromechanical devices

Beil, Florian W. and Blick, Robert H. and Wixforth, Achim and Wegscheider, Werner and Schuh, Dieter and Bichler, Max (2007) Detection of coherent acoustic oscillations in a quantum electromechanical resonator. Applied Physics Letters 90 (4), 043101.

Tang, H. X. and Huang, M. H. and Roukes, M. L. and Bichler, Max and Wegscheider, Werner (2002) Two-dimensional electron-gas actuation and transduction for GaAs nanoelectromechanical systems. Applied Physics Letters 81 (20), pp. 3879-3881.

micromechanical resonators

Kirschbaum, J. and Höhberger, E. M. and Blick, Robert H. and Wegscheider, Werner and Bichler, Max (2002) Integrating suspended quantum dot circuits for applications in nanomechanics. Applied Physics Letters 81 (2), pp. 280-282.

microscopy

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos, R. and Krtschil, A. and Krost, A. and Weimar, Andreas and Brüderl, G. and Lell, Alfred and Härle, Volker (2005) Local strain and potential distribution induced by single dislocations in GaN. Journal of Applied Physics 98 (11), p. 116102.

microsensors

Kirschbaum, J. and Höhberger, E. M. and Blick, Robert H. and Wegscheider, Werner and Bichler, Max (2002) Integrating suspended quantum dot circuits for applications in nanomechanics. Applied Physics Letters 81 (2), pp. 280-282.

Microwave

Simovič, B. and Ellenberger, C. and Ensslin, Klaus and Tranitz, Hans-Peter and Wegscheider, Werner (2006) Oscillations of the magnetoresistance of a two-dimensional electron gas under microwave irradiation: Influence of the irradiation frequency. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 93-69.

mid infrared

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Mid infrared emission

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Mayer, Andreas P. and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2004) Mid infrared emission of quantum wire cascade structures. Physica E 21 (2-4), pp. 223-229.

mid-infrared

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Miniband transport

Deutschmann, R. A. and Wegscheider, Werner and Rother, Martin and Bichler, Max and Abstreiter, Gerhard (2000) Negative differential resistance of a 2D electron gas in a 1D miniband. Physica E Low-dimensional Systems and Nanostructures 7 (1-2), pp. 294-298.

MIR <Physik>

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

MIR-Spektroskopie

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Mittleres Infrarot

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Mn)As

Maccherozzi, F. and Panaccione, G. and Rossi, G. and Hochstrasser, M. and Sperl, Matthias and Reinwald, Matthias and Woltersdorf, Georg and Wegscheider, Werner and Back, Christian (2007) Surface treatments and magnetic properties of Ga1−xMnxAs thin films. Surface Science 601 (18), pp. 4283-4287.

Modulation

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

molecular beam epitaxial growth

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

Wurstbauer, Ursula and Knott, S. and Zolotaryov, A. and Schuh, Dieter and Hansen, W. and Wegscheider, Werner (2010) Strong localization effect in magnetic two-dimensional hole systems. Applied Physics Letters 96, p. 22103.

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Kreuzer, Stephan and Wegscheider, Werner and Weiss, Dieter (2001) Fabrication of single crystal GaAs(001) barriers for magnetic tunnel junctions. Journal of Applied Physics 89 (11), pp. 6751-6753.

molecular beam epitaxy

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Utz, Martin (2012) Epitaxie von (Ga,Mn)As. PhD, Universität Regensburg

Gerl, Christian (2010) Hochbewegliche zweidimensionale Lochsysteme in GaAs-AlGaAs-Heterostrukturen. PhD, Universität Regensburg

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

Molekularstrahlepitaxie

Gerl, Christian (2010) Hochbewegliche zweidimensionale Lochsysteme in GaAs-AlGaAs-Heterostrukturen. PhD, Universität Regensburg

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Wurstbauer, Ursula (2008) Herstellung und Charakterisierung von Mangan dotierten III-V Halbleiterheterostrukturen. PhD, Universität Regensburg

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

Momentum-resolved

Huber, Michael and Grayson, M. and Schuh, Dieter and Bichler, Max and Biberacher, W. and Wegscheider, Werner and Abstreiter, Gerhard (2004) Probing the electrostatics of integer quantum hall edges with momentum-resolved tunnel spectroscopy. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 164-167.

Monopolar spin orientation

Ganichev, Sergey and Danilov, Sergey and Belkov, Vassilij and Ivchenko, Eougenious and Ketterl, Hermann and Wegscheider, Werner and Vorobjev, L. E. and Bichler, Max and Prettl, Wilhelm (2001) Nonlinear photogalvanic effect induced by monopolar spin orientation of holes in QWs. Physica E Low-dimensional Systems and Nanostructures 10 (1-3), pp. 52-56.

Monopolar spin polarization

Ganichev, Sergey and Ivchenko, Eugenious and Danilov, Sergey and Sollinger, M. and Eroms, Jonathan and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm (2002) Transfer of spin orientation into electric current in quantum wells. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 552-555.

Nano-electromechanical systems (NEMS)

Höhberger, E. M. and Blick, Robert H. and Beil, F. W. and Wegscheider, Werner and Bichler, Max and Kotthaus, J. P. (2002) Magnetotransport in freely suspended two-dimensional electron systems for integrated nanomechanical resonators. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 487-490.

Nanofabrication

Lüscher, Silvia and Held, Ryan and Fuhrer, Andreas and Heinzel, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2001) Electronic properties of AFM-defined semiconductor nanostructures. Materials Science and Engineering C 15 (1-2), pp. 153-157.

nanolithography

Rogge, M. C. and Fühner, C. and Keyser, U. F. and Haug, R. J. and Bichler, Max and Abstreiter, Gerhard and Wegscheider, Werner (2003) Combined atomic force microscope and electron-beam lithography used for the fabrication of variable-coupling quantum dots. Applied Physics Letters 83 (6), pp. 1163-1165.

Heinzel, Thomas H. and Held, R. and Lüscher, S. and Ensslin, Klaus and Wegscheider, Werner (2000) Semiconductor nanostructures with short depletion length and stacked gates, patterned with an atomic force microscope. Physica E Low-dimensional Systems and Nanostructures 7 (3-4), pp. 860-863.

Nanomagnets

Kreuzer, Stephan and Rahm, Michael and Biberger, Josef and Pulwey, Ralph and Raabe, Jörg and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2003) Ferromagnet-semiconductor hybrid structures: Hall devices and tunnel junctions. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 137-146.

nanophotonics

Davanço, M. and Rakher, M. T. and Wegscheider, Werner and Schuh, Dieter and Badolato, A. and Srinivasan, K. (2011) Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters 99 (12), p. 121101.

Nanoscale contacts

Schlapps, Markus and Geissler, Stefan and Lermer, Teresa and Sadowski, Janusz and Wegscheider, Werner and Weiss, Dieter (2010) Coulomb blockade transport across lateral (Ga,Mn)As nanoconstrictions. Physica E Low-dimensional Systems and Nanostructures 20 (10), pp. 2676-2680.

nanostructured materials

Hoffmann, Frank and Woltersdorf, Georg and Wegscheider, Werner and Einwanger, Andreas and Weiss, Dieter and Back, Christian (2009) Mapping the magnetic anisotropy in (Ga,Mn)As nanostructures. Physical Review B (PRB) 80, p. 54417.

Tang, H. X. and Huang, M. H. and Roukes, M. L. and Bichler, Max and Wegscheider, Werner (2002) Two-dimensional electron-gas actuation and transduction for GaAs nanoelectromechanical systems. Applied Physics Letters 81 (20), pp. 3879-3881.

Nanostructures

Lüscher, S. and Fuhrer, A. and Held, R. and Heinzel, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2002) Quantum wires and quantum dots defined by lithography with an atomic force microscope. Microelectronics Journal 33 (4), pp. 319-321.

Nanotechnologie

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

nanotechnology

Beil, Florian W. and Blick, Robert H. and Wixforth, Achim and Wegscheider, Werner and Schuh, Dieter and Bichler, Max (2007) Detection of coherent acoustic oscillations in a quantum electromechanical resonator. Applied Physics Letters 90 (4), 043101.

Roddaro, Stefano and Piazza, Vincenzo and Beltram, Fabio and Wegscheider, Werner and Liang, Chi-Te and Pepper, Michael (2002) Magnetotransport in variable-coupling one-dimensional ballistic constrictions. Journal of Applied Physics 92 (9), pp. 5304-5309.

NDC

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

near-field scanning optical microscopy

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

Negative differential resistance

Deutschmann, R. A. and Wegscheider, Werner and Rother, Martin and Bichler, Max and Abstreiter, Gerhard (2002) Miniband transport in vertical superlattice field effect transistors. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 281-284.

Deutschmann, R. A. and Wegscheider, Werner and Rother, Martin and Bichler, Max and Abstreiter, Gerhard (2000) Negative differential resistance of a 2D electron gas in a 1D miniband. Physica E Low-dimensional Systems and Nanostructures 7 (1-2), pp. 294-298.

Negative differentielle Leitfähigkeit

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

negative resistance

Scheuerer, Roland and Renk, Karl Friedrich and Schomburg, Ekkehard and Wegscheider, Werner and Bichler, Max (2002) Nonlinear superlattice transport limited by Joule heating. Journal of Applied Physics 92 (10), pp. 6043-6046.

NEMS

Höhberger, Eva M. and Kirschbaum, Jochen and Blick, Robert H. and Kotthaus, Jörg P. and Wegscheider, Werner (2003) Electron–phonon interaction in freely suspended quantum dots. Physica E Low-dimensional Systems and Nanostructures 18 (1-3), pp. 99-100.

Nextnano

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

nickel

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

Niederdimensionales Elektronengas

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Nitride

Able, Andreas (2005) Untersuchungen zur metallorganischen Gasphasenepitaxie von Gruppe III Nitriden auf Silizium (111). PhD, Universität Regensburg

nitrides

Able, Andreas (2005) Untersuchungen zur metallorganischen Gasphasenepitaxie von Gruppe III Nitriden auf Silizium (111). PhD, Universität Regensburg

Non-linear

Haan, S. and Lorke, Axel and Kotthaus, Jörg P. and Bichler, Max and Wegscheider, Werner (2004) Quantized transport in ballistic rectifiers: sign reversal and step-like output. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 916-920.

nonlinearity

Song, A. M. and Manus, S. and Streibl, M. and Lorke, A. and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (1999) A nonlinear transport device with no intrinsic threshold. Superlattices and Microstructures 25 (1-2), pp. 269-272.

nonradiative transitions

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

Nuclear spin

Kraus, Stefan and Lok, J. G. S. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (2002) Finite wavevector scattering on the v=2/3 huge longitudinal resistance. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 72-75.

Nuclear spin polarisation

Lok, J. G. S. and Kraus, Stefan and Stern, O. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max and Schuh, Dieter (2004) Time and current dependencies of transport at the v=2/3 phase transition in narrow quantum wells. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 138-141.

Nuclear spins

Kronmüller, S. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (1998) New resistance maxima of the 2DEG at fractional filling factors. Physica B Condensed Matter 256-25, pp. 82-85.

Oberflächenübergitter

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

ohmic contacts

Taubert, D. and Schinner, G. J. and Tomaras, C. and Tranitz, Hans-Peter and Wegscheider, Werner and Ludwig, S. (2011) An electron jet pump: The Venturi effect of a Fermi liquid. Journal of Applied Physics 109, p. 102412.

One-dimensional

Haan, S. and Lorke, Axel and Kotthaus, Jörg P. and Bichler, Max and Wegscheider, Werner (2004) Quantized transport in ballistic rectifiers: sign reversal and step-like output. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 916-920.

optical constants

Wurstbauer, Ulrich and Röling, Christian and Wurstbauer, Ursula and Wegscheider, Werner and Vaupel, Matthias and Thiesen, Peter H. and Weiss, Dieter (2010) Imaging ellipsometry of graphene. Applied Physics Letters 97, p. 231901.

optical directional couplers

Davanço, M. and Rakher, M. T. and Wegscheider, Werner and Schuh, Dieter and Badolato, A. and Srinivasan, K. (2011) Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters 99 (12), p. 121101.

optical dispersion

Wurstbauer, Ulrich and Röling, Christian and Wurstbauer, Ursula and Wegscheider, Werner and Vaupel, Matthias and Thiesen, Peter H. and Weiss, Dieter (2010) Imaging ellipsometry of graphene. Applied Physics Letters 97, p. 231901.

optical fibre couplers

Davanço, M. and Rakher, M. T. and Wegscheider, Werner and Schuh, Dieter and Badolato, A. and Srinivasan, K. (2011) Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters 99 (12), p. 121101.

Optical orientation

Kugler, M. and Korn, Tobias and Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2011) Controlling hole spin dynamics in two‐dimensional hole systems at low temperatures. In: PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors, 25–30 July 2010 , Seoul, (Korea) .

Griesbeck, Michael and Glazov, Mikhail and Korn, Tobias and Reichl, C. and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2011) Cyclotron effect on coherent spin precession of two‐dimensional electrons. In: PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors, Seoul, (Korea) , 25–30 July 2010 .

Korn, Tobias and Kugler, M. and Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2011) Resonant spin amplification of hole spin dynamics in two‐dimensional hole systems: experiment and simulation. In: PHYSICS OF SEMICONDUCTORS: 30th International Conference on the Physics of Semiconductors, 25–30 July 2010 , Seoul, (Korea) .

Optical properties

Hof, Klaus-Dieter and Rossler, Clemens and Wegscheider, Werner and Ludwig, Stefan and Holleitner, Alexander W. (2008) Optically induced charge transport through submicron channels. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1739-1741.

Optical waveguides

Frank, W. R. and Govorov, A. O. and Wegscheider, Werner and Karrai, K. and Kotthaus, J. P. (2002) Voltage-switchable Bragg reflector for planar optical waveguides. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 377-380.

Optischer Gewinn

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Oszillator

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

oxygen

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

parabolic cylinder functions

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Parabolische Zylinderfunktionen

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

paramagnetic materials

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

Permalloy

Rahm, M. and Stahl, Joachim and Wegscheider, Werner and Weiss, Dieter (2004) Multistable switching due to magnetic vortices pinned at artificial pinning sites. Applied Physics Letters 85 (9), pp. 1553-1555.

Persistent currents

Ihn, Thomas and Fuhrer, A. and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2003) Marvellous things in marvellous rings: energy spectrum, spins and persistent currents. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 83-89.

Phase coherence

Fuhrer, A. and Sigrist, Martin and Meier, L. and Ihn, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2004) Quantum rings as phase coherent detectors. Physica E Low-dimensional Systems and Nanostructures 25 (2-3), pp. 303-312.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2004) Transmission phase through two quantum dots embedded in a four-terminal quantum ring. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 530-533.

Phase coherence effects

Ihn, Thomas and Rychen, J. and Cilento, T. and Held, R. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Scanning gate measurements on a quantum wire. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 691-694.

Phase transition

Lok, J. G. S. and Kraus, Stefan and Stern, O. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max and Schuh, Dieter (2004) Time and current dependencies of transport at the v=2/3 phase transition in narrow quantum wells. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 138-141.

Phonon scattering

Bormann, I. and Brunner, K. and Hackenbuchner, S. and Riedl, H. and Schmult, Stefan and Wegscheider, Werner and Abstreiter, Gerhard (2004) Long relaxation times of holes in Si/SiGe quantum cascade structures with a diagonal intersubband transition. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 779-782.

photoconductivity

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Photodetector

Hof, Klaus-Dieter and Rossler, Clemens and Wegscheider, Werner and Ludwig, Stefan and Holleitner, Alexander W. (2008) Optically induced charge transport through submicron channels. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1739-1741.

Photogalvanic effect

Ganichev, Sergey and Danilov, Sergey and Belkov, Vassilij and Ivchenko, Eougenious and Ketterl, Hermann and Wegscheider, Werner and Vorobjev, L. E. and Bichler, Max and Prettl, Wilhelm (2001) Nonlinear photogalvanic effect induced by monopolar spin orientation of holes in QWs. Physica E Low-dimensional Systems and Nanostructures 10 (1-3), pp. 52-56.

photoluminescence

Davanço, M. and Rakher, M. T. and Wegscheider, Werner and Schuh, Dieter and Badolato, A. and Srinivasan, K. (2011) Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters 99 (12), p. 121101.

Herrle, Thomas and Haneder, Stephan and Tranitz, Hans-Peter and Reinwald, Matthias and Wegscheider, Werner (2007) Current-induced heating in quantum well and quantum wire intersubband emitter structures. Applied Physics Letters 91 (20), p. 201105.

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos, R. and Krtschil, A. and Krost, A. and Weimar, Andreas and Brüderl, G. and Lell, Alfred and Härle, Volker (2005) Local strain and potential distribution induced by single dislocations in GaN. Journal of Applied Physics 98 (11), p. 116102.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Schüller, Christian and Brooks, K.-B. and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, Vladimir M. (2004) How to probe a fractionally charged quasihole? Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 131-134.

Schüller, Christian and Broocks, Kay-Birger and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, V. M. (2003) Optical Probing of a Fractionally Charged Quasihole in an Incompressible Liquid. Physical Review Letters (PRL) 91 (11), 116403 .

Wegscheider, Werner and Schedelbeck, Gert and Neumann, Richard and Bichler, Max (1998) (1 1 0) oriented quantum wells and modulation-doped heterostructures for cleaved edge overgrowth. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), pp. 131-136.

Photolumineszenz

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

photovoltaic effects

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Piezoelektrizität

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

polarization

Korn, Tobias and Kugler, Michael and Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2010) Resonant spin amplification of hole spin dynamics in two‐dimensional hole systems: experiment and simulation. Conference Proceedings.

population inversion

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

Potential

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos , R. and Krtschil, A. and Krost, A. and Engl, Karl and Weimar, A. and Brüderl, G. and Lell, Alfred and Härle, Volker (2006) Long range strain and electrical potential induced by single edge dislocations in GaN. Physica B Condensed Matter 376-37, pp. 451-454.

pumps

Taubert, D. and Schinner, G. J. and Tomaras, C. and Tranitz, Hans-Peter and Wegscheider, Werner and Ludwig, S. (2011) An electron jet pump: The Venturi effect of a Fermi liquid. Journal of Applied Physics 109, p. 102412.

Quanten-Hall-

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Quantendraht

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Quantenkaskadenemitter

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Quantenkaskadenlaser

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Quantenpunkt

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Quantum cascade

Bormann, I. and Brunner, K. and Hackenbuchner, S. and Riedl, H. and Schmult, Stefan and Wegscheider, Werner and Abstreiter, Gerhard (2004) Long relaxation times of holes in Si/SiGe quantum cascade structures with a diagonal intersubband transition. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 779-782.

quantum cascade emitter

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Mayer, Andreas P. and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2004) Mid infrared emission of quantum wire cascade structures. Physica E 21 (2-4), pp. 223-229.

quantum cascade laser

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

quantum cascade lasers

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2003) Field-effect-induced midinfrared electroluminescence of a quantum-wire-cascade structure by remote d-doping. Applied Physics Letters 83 (10), pp. 1909-1911.

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

quantum computing

Beil, Florian W. and Blick, Robert H. and Wixforth, Achim and Wegscheider, Werner and Schuh, Dieter and Bichler, Max (2007) Detection of coherent acoustic oscillations in a quantum electromechanical resonator. Applied Physics Letters 90 (4), 043101.

Ihn, Thomas and Fuhrer, A. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2005) Spin effects in a quantum ring. Physica E Low-dimensional Systems and Nanostructures 26 (1-4), pp. 225-230.

quantum confined Stark effect

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

quantum dot

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Fricke, C. and Hohls, F. and Wegscheider, Werner and Haug, Rolf J. (2008) Bimodal statistic on a single dot device. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1055-1058.

Fuhrer, A. and Sigrist, Martin and Meier, L. and Ihn, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2004) Quantum rings as phase coherent detectors. Physica E Low-dimensional Systems and Nanostructures 25 (2-3), pp. 303-312.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2004) Transmission phase through two quantum dots embedded in a four-terminal quantum ring. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 530-533.

quantum dot lasers

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

quantum dots

Taubert, D. and Schuh, Dieter and Wegscheider, Werner and Ludwig, S. (2011) Determination of energy scales in few-electron double quantum dots. Review of Scientific Instruments.

Taubert, D. and Schuh, Dieter and Wegscheider, Werner and Ludwig, Stefan (2011) Determination of energy scales in few-electron double quantum dots. Review of Scientific Instruments (82), p. 123905.

Davanço, M. and Rakher, M. T. and Wegscheider, Werner and Schuh, Dieter and Badolato, A. and Srinivasan, K. (2011) Efficient quantum dot single photon extraction into an optical fiber using a nanophotonic directional coupler. Applied Physics Letters 99 (12), p. 121101.

Korn, Tobias and Kugler, Michael and Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2010) Resonant spin amplification of hole spin dynamics in two‐dimensional hole systems: experiment and simulation. Conference Proceedings.

Khrapai, V. S. and Ludwig, Stefan and Kotthaus, Jörg P. and Tranitz, Hans-Peter and Wegscheider, Werner (2008) Nonequilibrium phenomena in adjacent electrically isolated nanostructures. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 995-998.

Vink, I. T and Nooitgedagt, T. and Schouten, R. N. and Vandersypen, L. M. K. and Wegscheider, Werner (2007) Cryogenic amplifier for fast real-time detection of single-electron tunneling. Applied Physics Letters 91 (12), p. 123512.

Sigrist, Martin and Ihn, Thomas and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2007) Is inelastic cotunneling phase coherent? Journal of Applied Physics 101 (8), 081701.

Rogge, M. C. and Fricke, C. and Harke, B. and Hohls, F. and Haug, R. J. and Wegscheider, Werner (2006) Tuning of tunneling rates in quantum dots using a quantum point contact. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 500-503.

Ihn, Thomas and Fuhrer, A. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2005) Spin effects in a quantum ring. Physica E Low-dimensional Systems and Nanostructures 26 (1-4), pp. 225-230.

Höhberger, Eva M. and Kirschbaum, Jochen and Blick, Robert H. and Kotthaus, Jörg P. and Wegscheider, Werner (2003) Electron–phonon interaction in freely suspended quantum dots. Physica E Low-dimensional Systems and Nanostructures 18 (1-3), pp. 99-100.

Ihn, Thomas and Fuhrer, A. and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2003) Marvellous things in marvellous rings: energy spectrum, spins and persistent currents. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 83-89.

Blick, Robert H. and Hüttel, Andreas K. and Holleitner, A. W. and Höhberger, Eva M. and Qin, H. and Kirschbaum, Jochen and Weber, J. F. and Wegscheider, Werner and Bichler, Max and Eberl, Karl and Kotthaus, J .P. (2003) Phase coherent transport in two coupled quantum dots. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 76-82.

Abstreiter, Gerhard and Markmann, Markus and Schedelbeck, Gert and Wegscheider, Werner and Bichler, Max and Zrenner, Artur (1999) Spatially Resolved Spectroscopy of Single and Coupled Quantum Dots. Japanese Journal of Applied Physics 38 (1B), pp. 449-454.

Irmer, B. and Simmel, F. and Blick, Robert H. and Lorenz, H. and Kotthaus, J .P. and Bichler, Max and Wegscheider, Werner (1999) Nano-ploughed Josephson junctions as on-chip radiation sources. Superlattices and Microstructures 25 (5-6), pp. 785-795.

Wegscheider, Werner and Schedelbeck, Gert and Bichler, Max and Abstreiter, Gerhard (1998) Atomically precise quantum dots fabricated by two-fold cleaved edge overgrowth: from artificial atoms to molecules. Physica E Low-dimensional Systems and Nanostructures 3 (1-3), pp. 103-111.

Schedelbeck, Gert and Wegscheider, Werner and Rother, Martin and Glutsch, S. and Bichler, Max and Abstreiter, Gerhard (1998) Quantum dots fabricated by twofold cleaved edge overgrowth. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), pp. 1-7.

quantum Hall

Gerl, Christian (2010) Hochbewegliche zweidimensionale Lochsysteme in GaAs-AlGaAs-Heterostrukturen. PhD, Universität Regensburg

quantum Hall effect

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Wurstbauer, Ursula and Knott, S. and Westarp, C.G.v. and Mecking, N. and Rachor, K. and Heitmann, D. and Wegscheider, Werner and Hansen, W. (2010) Anomalous magnetotransport and cyclotron resonance of high mobility magnetic 2DHGs in the quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 42, pp. 1022-1025.

Wurstbauer, Ursula and Schuh, Dieter and Weiss, Dieter and Wegscheider, Werner (2010) From weak to strong localization in a ferromagnetic high mobility 2DHG. Physica E Low-dimensional Systems and Nanostructures 42 (4), pp. 1145-1147.

Horas, J. and Siddiki, A. and Moser, Jürgen and Wegscheider, Werner and Ludwig, S. (2008) Investigations on unconventional aspects in the quantum Hall regime of narrow gate defined channels. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1130-1131.

Litvin, Leonid and Helzel, Andreas and Tranitz, Hans-Peter and Wegscheider, Werner and Strunk, Christoph (2008) Two beam Aharonov–Bohm interference in the integer quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1706-1708.

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Gerl, Christian and Schmult, Stefan and Wurstbauer, Ursula and Tranitz, H.-P. and Mitzkus, Christian and Wegscheider, Werner (2006) Carbon-doped high-mobility hole gases on (001) and (110) GaAs. Journal of Vacuum Science & Technology A 24 (3), pp. 1630-1633.

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Schüller, Christian and Brooks, K.-B. and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, Vladimir M. (2004) How to probe a fractionally charged quasihole? Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 131-134.

Huber, Michael and Grayson, M. and Schuh, Dieter and Bichler, Max and Biberacher, W. and Wegscheider, Werner and Abstreiter, Gerhard (2004) Probing the electrostatics of integer quantum hall edges with momentum-resolved tunnel spectroscopy. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 164-167.

Höhberger, Eva M. and Krämer, Tomas and Wegscheider, Werner and Blick, Robert H. (2003) In situ control of electron gas dimensionality in freely suspended semiconductor membranes. Applied Physics Letters 82 (23), pp. 4160-4162.

Lorke, Axel and Böhm, Stefan and Wegscheider, Werner (2003) Curved two-dimensional electron gases. Superlattices and Microstructures 33 (5-6), pp. 347-356.

Kukushkin, I. V. and Smet, J. H. and Mikhailov, Sergey A. and Kulakovskii, D. V. and Klitzing, Klaus von and Wegscheider, Werner (2003) Observation of Retardation Effects in the Spectrum of Two-Dimensional Plasmons. Physical Review Letters (PRL) 90 (15), p. 156801.

Ihn, Thomas and Rychen, J. and Vancura, T. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Local spectroscopy of edge channels in the quantum Hall regime with local probe techniques. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 671-674.

Huber, Michael and Grayson, M. and Rother, Martin and Deutschmann, R. A. and Biberacher, W. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2002) Tunneling in the quantum Hall regime between orthogonal quantum wells. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 125-128.

Piazza, Vincenzo and Pellegrini, Vittorio and Beltram, Fabio and Wegscheider, Werner and Bichler, Max and Jungwirth, Tomàs and McDonald, Allan H. (2000) Hysteresis and first-order phase transition in the two-dimensional electron gas. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 108-111.

Quantum Hall ferromagnet

Meinel, I. and Grundler, D. and Hengstmann, T. and Heyn, Christian and Heitmann, Detlef and Wegscheider, Werner and Bichler, Max (2000) Spin-dependent exchange and correlation effects on the orbital magnetization of two-dimensional electron systems. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 731-734.

Quantum Hall line junction

Habl, Matthias and Wegscheider, Werner (2008) Laterally coupled and field-induced quantum Hall systems. physica status solidi b 245 (2), pp. 260-275.

Quantum mechanics

Blick, Robert H. and Hüttel, Andreas K. and Holleitner, A. W. and Höhberger, Eva M. and Qin, H. and Kirschbaum, Jochen and Weber, J. F. and Wegscheider, Werner and Bichler, Max and Eberl, Karl and Kotthaus, J .P. (2003) Phase coherent transport in two coupled quantum dots. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 76-82.

Quantum point contact

Litvin, Leonid and Helzel, Andreas and Tranitz, Hans-Peter and Wegscheider, Werner and Strunk, Christoph (2008) Two beam Aharonov–Bohm interference in the integer quantum Hall regime. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1706-1708.

Rogge, M. C. and Fricke, C. and Harke, B. and Hohls, F. and Haug, R. J. and Wegscheider, Werner (2006) Tuning of tunneling rates in quantum dots using a quantum point contact. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 500-503.

Pioda, A. and Brunner, D. and Kicin, S. and Ihn, Thomas and Sigrist, Martin and Fuhrer, A. and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2006) Scanning a metallic tip close to a quantum point contact. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 167-170.

Quantum point contacts

Khrapai, V. S. and Ludwig, Stefan and Kotthaus, Jörg P. and Tranitz, Hans-Peter and Wegscheider, Werner (2008) Nonequilibrium phenomena in adjacent electrically isolated nanostructures. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 995-998.

Mühle, A. and Wegscheider, Werner and Haug, Rolf J. (2008) Quantum dots formed in a GaAs/AlGaAs quantum ring. Applied Physics Letters 92 (1), 013126.

Quantum rings

Mühle, A. and Wegscheider, Werner and Haug, Rolf J. (2008) Coulomb-coupled concentric quantum rings. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1246-1248.

Quantum well

Schulz, Robert and Korn, Tobias and Stich, Dominik and Wurstbauer, Ursula and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Ultrafast optical studies of diffusion barriers between ferromagnetic Ga(Mn)As layers and non-magnetic quantum wells. Physica E Low-dimensional Systems and Nanostructures 40 (6), pp. 2163-2165.

quantum well lasers

Witzigmann, B. and Laino, V. and Luisier, M. and Schwarz, Ulrich and Feicht, Georg and Wegscheider, Werner and Engl, Karl and Furitsch, Michael and Leber, Andreas and Lell, Alfred and Härle, Volker (2006) Microscopic analysis of optical gain in InGaN/GaN quantum wells. Applied Physics Letters 88 (2), 021104.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2003) Optical gain, carrier-induced phase shift, and linewidth enhancement factor in InGaN quantum well lasers. Applied Physics Letters 83 (20), 4095 .

Quantum wells

Wegscheider, Werner and Schedelbeck, Gert and Neumann, Richard and Bichler, Max (1998) (1 1 0) oriented quantum wells and modulation-doped heterostructures for cleaved edge overgrowth. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), pp. 131-136.

quantum wire

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Herrle, Thomas (2007) Entwurf und Charakterisierung von Quantendrahtintersubbandlaserstrukturen. PhD, Universität Regensburg

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

Quantum wires

Hof, Klaus-Dieter and Rossler, Clemens and Wegscheider, Werner and Ludwig, Stefan and Holleitner, Alexander W. (2008) Optically induced charge transport through submicron channels. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1739-1741.

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Mayer, Andreas P. and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2004) Mid infrared emission of quantum wire cascade structures. Physica E 21 (2-4), pp. 223-229.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strongly confined quantum wire states in strained T-shaped GaAs/InAlAs structures. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 236-240.

Ihn, Thomas and Rychen, J. and Cilento, T. and Held, R. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Scanning gate measurements on a quantum wire. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 691-694.

Heinzel, Thomas and Held, R. and Lüscher, S. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2001) Electronic properties of nanostructures defined in Ga[Al]As heterostructures by local oxidation. Physica E Low-dimensional Systems and Nanostructures 9 (1), pp. 84-93.

Rother, Martin and Deutschmann, R. A. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2000) Evidence of Luttinger liquid behavior in GaAs/AlGaAs quantum wires. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 551-554.

Quasi-Corbino

Tiemann, L. and Lok, J. G. S. and Dietsche, W. and Klitzing, Klaus von and Muraki, K. and Schuh, Dieter and Wegscheider, Werner (2008) Investigating the transport properties of the excitonic state in quasi-Corbino electron bilayers. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1034-1037.

quasiparticles

Schüller, Christian and Broocks, Kay-Birger and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, V. M. (2003) Optical Probing of a Fractionally Charged Quasihole in an Incompressible Liquid. Physical Review Letters (PRL) 91 (11), 116403 .

Rasterkraftmikroskop

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Rectification

Haan, S. and Lorke, Axel and Kotthaus, Jörg P. and Bichler, Max and Wegscheider, Werner (2004) Quantized transport in ballistic rectifiers: sign reversal and step-like output. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 916-920.

Song, A. M. and Manus, S. and Streibl, M. and Lorke, A. and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (1999) A nonlinear transport device with no intrinsic threshold. Superlattices and Microstructures 25 (1-2), pp. 269-272.

refractive index

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2003) Optical gain, carrier-induced phase shift, and linewidth enhancement factor in InGaN quantum well lasers. Applied Physics Letters 83 (20), 4095 .

remanence

Rahm, M. and Stahl, Joachim and Wegscheider, Werner and Weiss, Dieter (2004) Multistable switching due to magnetic vortices pinned at artificial pinning sites. Applied Physics Letters 85 (9), pp. 1553-1555.

Saturation of absorption

Kainz, Josef and Schneider, Petra and Ganichev, Sergey and Rössler, U. and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Golub, Leonid E. and Schuh, Dieter (2004) Hole spin-relaxation in quantum wells from saturation of inter-subband absorption. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 418-421.

scanning electron microscopy

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

Scanning force microscope

Sigrist, Martin and Gustavsson, S. and Ihn, Thomas and Ensslin, Klaus and Driscoll, D. and Gossard, A. C. and Reinwald, Matthias and Wegscheider, Werner (2006) Few-electron quantum dot fabricated with layered scanning force microscope lithography. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 5-8.

Scanning probe lithography

Heinzel, Thomas and Held, R. and Lüscher, S. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2001) Electronic properties of nanostructures defined in Ga[Al]As heterostructures by local oxidation. Physica E Low-dimensional Systems and Nanostructures 9 (1), pp. 84-93.

Scanning probe microscopy

Pioda, A. and Brunner, D. and Kicin, S. and Ihn, Thomas and Sigrist, Martin and Fuhrer, A. and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2006) Scanning a metallic tip close to a quantum point contact. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 167-170.

Scanning probe techniques

Ihn, Thomas and Rychen, J. and Vancura, T. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Local spectroscopy of edge channels in the quantum Hall regime with local probe techniques. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 671-674.

Ihn, Thomas and Rychen, J. and Cilento, T. and Held, R. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Scanning gate measurements on a quantum wire. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 691-694.

Scanning-gate microscopy

Pioda, A. and Brunner, D. and Kicin, S. and Ihn, Thomas and Sigrist, Martin and Fuhrer, A. and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2006) Scanning a metallic tip close to a quantum point contact. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 167-170.

Screening

Horas, J. and Siddiki, A. and Moser, Jürgen and Wegscheider, Werner and Ludwig, S. (2008) Investigations on unconventional aspects in the quantum Hall regime of narrow gate defined channels. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1130-1131.

Self-assembled quantum dots

Zrenner, Artur and Markmann, Markus and Paassen, A. and Efros, A. L. and Bichler, Max and Wegscheider, Werner and Bohm, G. and Abstreiter, Gerhard (1998) Spatially resolved magneto-optics on confined systems. Physica B Condensed Matter 256-25, pp. 300-307.

Semiclassical

Haan, S. and Lorke, Axel and Kotthaus, Jörg P. and Bichler, Max and Wegscheider, Werner (2004) Quantized transport in ballistic rectifiers: sign reversal and step-like output. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 916-920.

semiconductor

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

semiconductor device models

Witzigmann, B. and Laino, V. and Luisier, M. and Schwarz, Ulrich and Feicht, Georg and Wegscheider, Werner and Engl, Karl and Furitsch, Michael and Leber, Andreas and Lell, Alfred and Härle, Volker (2006) Microscopic analysis of optical gain in InGaN/GaN quantum wells. Applied Physics Letters 88 (2), 021104.

semiconductor devices

Taubert, D. and Schinner, G. J. and Tomaras, C. and Tranitz, Hans-Peter and Wegscheider, Werner and Ludwig, S. (2011) An electron jet pump: The Venturi effect of a Fermi liquid. Journal of Applied Physics 109, p. 102412.

Schlapps, Markus and Lermer, Teresa and Geissler, Stefan and Neumaier, Daniel and Sadowski, Janusz and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Transport through (Ga,Mn)As nanoislands: Coulomb blockade and temperature dependence of the conductance. Physical Review B (PRB) 80 (12), p. 125330.

semiconductor doping

Wurstbauer, Ursula and Knott, S. and Zolotaryov, A. and Schuh, Dieter and Hansen, W. and Wegscheider, Werner (2010) Strong localization effect in magnetic two-dimensional hole systems. Applied Physics Letters 96, p. 22103.

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Gerl, Christian and Tranitz, Hans-Peter and Wegscheider, Werner and Mitzkus, Christian (2005) Carbon-doped symmetric GaAs/AlGaAs quantum wells with hole mobilities beyond 106 cm2/V s. Applied Physics Letters 86 (25), p. 252105.

Schmult, Stefan and Gerl, Christian and Wurstbauer, Ursula and Mitzkus, Christian and Wegscheider, Werner (2005) Carbon-doped high-mobility two-dimensional hole gases on (110) faced GaAs. Applied Physics Letters 86 (20), p. 202105.

semiconductor epitaxial layers

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Bihler, C. and Huebl, H. and Brandt, Miriam and Goennenwein, S.T. B. and Reinwald, Matthias and Wurstbauer, Ursula and Döppe, Matthias and Weiss, Dieter and Wegscheider, Werner (2006) Magnetic anisotropy of Ga1–xMnxAs thin films on GaAs (311)A probed by ferromagnetic resonance. Applied Physics Letters 89 (1), 012507.

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

semiconductor growth

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Kreuzer, Stephan and Wegscheider, Werner and Weiss, Dieter (2001) Fabrication of single crystal GaAs(001) barriers for magnetic tunnel junctions. Journal of Applied Physics 89 (11), pp. 6751-6753.

semiconductor heterojunctions

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Gerl, Christian and Tranitz, Hans-Peter and Wegscheider, Werner and Mitzkus, Christian (2005) Carbon-doped symmetric GaAs/AlGaAs quantum wells with hole mobilities beyond 106 cm2/V s. Applied Physics Letters 86 (25), p. 252105.

Schmult, Stefan and Gerl, Christian and Wurstbauer, Ursula and Mitzkus, Christian and Wegscheider, Werner (2005) Carbon-doped high-mobility two-dimensional hole gases on (110) faced GaAs. Applied Physics Letters 86 (20), p. 202105.

Wagenhuber, Klaus and Tranitz, H.-P. and Reinwald, Matthias and Wegscheider, Werner (2004) Influence of manganese contamination on high-mobility GaAs/AlGaAs heterostructures. Applied Physics Letters 85 (7), pp. 1190-1192.

Vancura, T. and Kicin, S. and Ihn, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2003) Kelvin probe spectroscopy of a two-dimensional electron gas below 300 mK. Applied Physics Letters 83 (13), pp. 2602-2604.

Höhberger, Eva M. and Krämer, Tomas and Wegscheider, Werner and Blick, Robert H. (2003) In situ control of electron gas dimensionality in freely suspended semiconductor membranes. Applied Physics Letters 82 (23), pp. 4160-4162.

Kukushkin, I. V. and Smet, J. H. and Mikhailov, Sergey A. and Kulakovskii, D. V. and Klitzing, Klaus von and Wegscheider, Werner (2003) Observation of Retardation Effects in the Spectrum of Two-Dimensional Plasmons. Physical Review Letters (PRL) 90 (15), p. 156801.

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

semiconductor lasers

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

Kümmler, V. and Lell, Alfred and Härle, Volker and Schwarz, Ulrich and Schoedl, T. and Wegscheider, Werner (2004) Gradual facet degradation of (Al,In)GaN quantum well lasers. Applied Physics Letters 84 (16), pp. 2989-2991.

semiconductor materials

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

semiconductor nanostructures

Fuhrer, A. and Dorn, A. and Lüscher, S. and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2002) Invited Review Electronic properties of nanostructures defined in Ga[Al]As heterostructures by local oxidation. Superlattices and Microstructures 31 (1), pp. 19-42.

Lüscher, Silvia and Held, Ryan and Fuhrer, Andreas and Heinzel, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2001) Electronic properties of AFM-defined semiconductor nanostructures. Materials Science and Engineering C 15 (1-2), pp. 153-157.

Heinzel, Thomas H. and Held, R. and Lüscher, S. and Ensslin, Klaus and Wegscheider, Werner (2000) Semiconductor nanostructures with short depletion length and stacked gates, patterned with an atomic force microscope. Physica E Low-dimensional Systems and Nanostructures 7 (3-4), pp. 860-863.

semiconductor plasma

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

semiconductor quantum dots

Mühle, A. and Wegscheider, Werner and Haug, Rolf J. (2008) Quantum dots formed in a GaAs/AlGaAs quantum ring. Applied Physics Letters 92 (1), 013126.

Mühle, A. and Wegscheider, Werner and Haug, R. J. (2007) Coupling in concentric double quantum rings. Applied Physics Letters 91 (13), p. 133116.

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

Rogge, M. C. and Fühner, C. and Keyser, U. F. and Haug, R. J. and Bichler, Max and Abstreiter, Gerhard and Wegscheider, Werner (2003) Combined atomic force microscope and electron-beam lithography used for the fabrication of variable-coupling quantum dots. Applied Physics Letters 83 (6), pp. 1163-1165.

Höhberger, Eva M. and Krämer, Tomas and Wegscheider, Werner and Blick, Robert H. (2003) In situ control of electron gas dimensionality in freely suspended semiconductor membranes. Applied Physics Letters 82 (23), pp. 4160-4162.

Kukushkin, I. V. and Smet, J. H. and Mikhailov, Sergey A. and Kulakovskii, D. V. and Klitzing, Klaus von and Wegscheider, Werner (2003) Observation of Retardation Effects in the Spectrum of Two-Dimensional Plasmons. Physical Review Letters (PRL) 90 (15), p. 156801.

Kirschbaum, J. and Höhberger, E. M. and Blick, Robert H. and Wegscheider, Werner and Bichler, Max (2002) Integrating suspended quantum dot circuits for applications in nanomechanics. Applied Physics Letters 81 (2), pp. 280-282.

semiconductor quantum wells

Wurstbauer, Ursula and Knott, S. and Zolotaryov, A. and Schuh, Dieter and Hansen, W. and Wegscheider, Werner (2010) Strong localization effect in magnetic two-dimensional hole systems. Applied Physics Letters 96, p. 22103.

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Herrle, Thomas and Haneder, Stephan and Tranitz, Hans-Peter and Reinwald, Matthias and Wegscheider, Werner (2007) Current-induced heating in quantum well and quantum wire intersubband emitter structures. Applied Physics Letters 91 (20), p. 201105.

Gerl, Christian and Schmult, Stefan and Wurstbauer, Ursula and Tranitz, H.-P. and Mitzkus, Christian and Wegscheider, Werner (2006) Carbon-doped high-mobility hole gases on (001) and (110) GaAs. Journal of Vacuum Science & Technology A 24 (3), pp. 1630-1633.

Gerl, Christian and Tranitz, Hans-Peter and Wegscheider, Werner and Mitzkus, Christian (2005) Carbon-doped symmetric GaAs/AlGaAs quantum wells with hole mobilities beyond 106 cm2/V s. Applied Physics Letters 86 (25), p. 252105.

Kukushkin, I. V. and Smet, J. H. and Höppel, L. and Waizmann, U. and Riek, M. and Wegscheider, Werner (2004) Ultrahigh-frequency surface acoustic waves for finite wave-vector spectroscopy of two-dimensional electrons. Applied Physics Letters 85 (19), pp. 2526-2528.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Ulloa, S. E. and Wegscheider, Werner and Bichler, Max (2004) Magnetic-Field-Dependent Transmission Phase of a Double-Dot System in a Quantum Ring. Physical Review Letters 93 (6), 066802.

Schneider, Petra and Kainz, Josef and Ganichev, Sergey and Danilov, Sergey and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Glazov, M. and Golub, Leonid E. and Schuh, Dieter (2004) Spin relaxation times of two-dimensional holes from spin sensitive bleaching of intersubband absorption. Journal of Applied Physics 96 (1), pp. 420-424.

Kümmler, V. and Lell, Alfred and Härle, Volker and Schwarz, Ulrich and Schoedl, T. and Wegscheider, Werner (2004) Gradual facet degradation of (Al,In)GaN quantum well lasers. Applied Physics Letters 84 (16), pp. 2989-2991.

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2003) Optical gain, carrier-induced phase shift, and linewidth enhancement factor in InGaN quantum well lasers. Applied Physics Letters 83 (20), 4095 .

Vasilyev, Yu. B. and Solovev, V. A. and Meltser, B. Ya. and Semenov, A. N. and Ivanov, S. V. and Kopev, P. S. and Ulbrich, N. and Abstreiter, Gerhard and Amann, A.-C. and Schmult, Stefan and Wegscheider, Werner (2003) Electrically tunable mid-infrared electroluminescence from graded cascade structures. Applied Physics Letters 83 (15), pp. 3015-3017.

Roddaro, Stefano and Piazza, Vincenzo and Beltram, Fabio and Wegscheider, Werner and Liang, Chi-Te and Pepper, Michael (2002) Magnetotransport in variable-coupling one-dimensional ballistic constrictions. Journal of Applied Physics 92 (9), pp. 5304-5309.

semiconductor quantum wires

Herrle, Thomas and Haneder, Stephan and Tranitz, Hans-Peter and Reinwald, Matthias and Wegscheider, Werner (2007) Current-induced heating in quantum well and quantum wire intersubband emitter structures. Applied Physics Letters 91 (20), p. 201105.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strong charge carrier confinement in purely strain induced GaAs/InAlAs single quantum wires. Applied Physics Letters 85 (17), pp. 3672-3674.

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2003) Field-effect-induced midinfrared electroluminescence of a quantum-wire-cascade structure by remote d-doping. Applied Physics Letters 83 (10), pp. 1909-1911.

Roddaro, Stefano and Piazza, Vincenzo and Beltram, Fabio and Wegscheider, Werner and Liang, Chi-Te and Pepper, Michael (2002) Magnetotransport in variable-coupling one-dimensional ballistic constrictions. Journal of Applied Physics 92 (9), pp. 5304-5309.

semiconductor superlattices

Feil, Thomas and Tranitz, Hans-Peter and Reinwald, Matthias and Wegscheider, Werner (2005) Electric-field stabilization in a high-density surface superlattice. Applied Physics Letters 87 (21), p. 212112.

Scheuerer, Roland and Renk, Karl Friedrich and Schomburg, Ekkehard and Wegscheider, Werner and Bichler, Max (2002) Nonlinear superlattice transport limited by Joule heating. Journal of Applied Physics 92 (10), pp. 6043-6046.

Kreuzer, Stephan and Wegscheider, Werner and Weiss, Dieter (2001) Fabrication of single crystal GaAs(001) barriers for magnetic tunnel junctions. Journal of Applied Physics 89 (11), pp. 6751-6753.

semiconductor switches

Klappenberger, Florian and Renk, Karl Friedrich and Summer, Raimund Franz and Keldysh, Leonid and Rieder, Bernhard and Wegscheider, Werner (2003) Electric-field-induced reversible avalanche breakdown in a GaAs microcrystal due to cross band gap impact ionization. Applied Physics Letters 83 (4), pp. 704-706.

semiconductor thin films

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Semiconductors

Fuhrer, A. and Lüscher, S. and Ihn, Thomas and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2001) Energy spectra of quantum rings. Nature 413, pp. 822-825.

Eom, J. and Cho, Hyun-Ick and Kang, W. and Gossard, A. C. and Wegscheider, Werner (2001) Spin transition and anomalous domain dynamics in the fractional quantum Hall effect. Physical Review B 298 (1-4), pp. 106-112.

semimagnetic semiconductors

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Hoffmann, Frank and Woltersdorf, Georg and Wegscheider, Werner and Einwanger, Andreas and Weiss, Dieter and Back, Christian (2009) Mapping the magnetic anisotropy in (Ga,Mn)As nanostructures. Physical Review B (PRB) 80, p. 54417.

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

Elm, M. T. and Klar, P. J. and Heimbrodt, W. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2008) Annealing-induced transition from a (311)A-oriented Ga0.98Mn0.02As alloy to a GaMnAs/MnAs hybrid structure studied by angle-dependent magnetotransport. Journal of Applied Physics 103 (9), 093710.

Wurstbauer, Ursula and Sperl, Matthias and Soda, Marcello and Neumaier, Daniel and Schuh, Dieter and Bayreuther, Günther and Zweck, Josef and Wegscheider, Werner (2008) Ferromagnetic GaMnAs grown on (110) faced GaAs. Applied Physics Letters 92 (10), p. 102506.

Neumaier, Daniel and Schlapps, Markus and Wurstbauer, Ursula and Sadowski, Janusz and Reinwald, Matthias and Wegscheider, Werner and Weiss, Dieter (2008) Electron-electron interaction in one- and two-dimensional ferromagnetic (Ga,Mn)As. Physical Review B (PRB) 77 (4), R041306.

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

Semimagnetischer Halbleiter

Reinwald, Matthias (2006) Herstellung und Charakterisierung von ferromagnetischem GaMnAs auf der GaAs (001)- und (311)A-Oberfläche. PhD, Universität Regensburg

Shot noise

Fricke, C. and Hohls, F. and Wegscheider, Werner and Haug, Rolf J. (2008) Bimodal statistic on a single dot device. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1055-1058.

Shubnikov de Haas oscillations

Simovič, B. and Ellenberger, C. and Ensslin, Klaus and Tranitz, Hans-Peter and Wegscheider, Werner (2006) Oscillations of the magnetoresistance of a two-dimensional electron gas under microwave irradiation: Influence of the irradiation frequency. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 93-69.

Shubnikov-de Haas effect

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

shunted

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Si

Bormann, I. and Brunner, K. and Hackenbuchner, S. and Riedl, H. and Schmult, Stefan and Wegscheider, Werner and Abstreiter, Gerhard (2004) Long relaxation times of holes in Si/SiGe quantum cascade structures with a diagonal intersubband transition. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 779-782.

SiGe

Bormann, I. and Brunner, K. and Hackenbuchner, S. and Riedl, H. and Schmult, Stefan and Wegscheider, Werner and Abstreiter, Gerhard (2004) Long relaxation times of holes in Si/SiGe quantum cascade structures with a diagonal intersubband transition. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 779-782.

silicon

Haan, S. and Lorke, Axel and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (2004) Rectification in Mesoscopic Systems with Broken Symmetry: Quasiclassical Ballistic Versus Classical Transport. Physical Review Letters 92 (5), 056806.

Bormann, I. and Brunner, Konrad and Hackenbuchner, S. and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures. Applied Physics Letters 83 (26), pp. 5371-5373.

Schmult, Stefan and Keck, Ingo and Herrle, Thomas and Wegscheider, Werner and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2003) Field-effect-induced midinfrared electroluminescence of a quantum-wire-cascade structure by remote d-doping. Applied Physics Letters 83 (10), pp. 1909-1911.

Single electron devices

Schlapps, Markus and Geissler, Stefan and Lermer, Teresa and Sadowski, Janusz and Wegscheider, Werner and Weiss, Dieter (2010) Coulomb blockade transport across lateral (Ga,Mn)As nanoconstrictions. Physica E Low-dimensional Systems and Nanostructures 20 (10), pp. 2676-2680.

Skyrmions

Su, B. and Schröter, Patrick and Heitmann, Detlef and Perakis, Ilias. E. and Wegscheider, Werner and Schüller, Christian (2006) Ultrafast spectroscopy of the quantum Hall ferromagnet. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 381-384.

Meinel, I. and Grundler, D. and Hengstmann, T. and Heyn, Christian and Heitmann, Detlef and Wegscheider, Werner and Bichler, Max (2000) Spin-dependent exchange and correlation effects on the orbital magnetization of two-dimensional electron systems. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 731-734.

Spaltfläche

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Spaltflächenwachstum

Schmult, Stefan (2005) Intersubbandelektrolumineszenz im Mittleren Infrarot von GaAs/AlGaAs-Quantendrahtkaskadenstrukturen hergestellt mittels Überwachsen von Spaltflächen. PhD, Universität Regensburg

spatially resolved spectroscopy

Abstreiter, Gerhard and Markmann, Markus and Schedelbeck, Gert and Wegscheider, Werner and Bichler, Max and Zrenner, Artur (1999) Spatially Resolved Spectroscopy of Single and Coupled Quantum Dots. Japanese Journal of Applied Physics 38 (1B), pp. 449-454.

spectral line breadth

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2003) Optical gain, carrier-induced phase shift, and linewidth enhancement factor in InGaN quantum well lasers. Applied Physics Letters 83 (20), 4095 .

spectral line broadening

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

spectral line shift

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Spin

Lok, J. G. S. and Kraus, Stefan and Pohlt, M. and Güven, K. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (2001) Spin anomalies in the magneto-drag between double layer 2DEGs. Physica B Condensed Matter 298 (1-4), pp. 135-141.

Spin dephasing

Schulz, Robert and Korn, Tobias and Stich, Dominik and Wurstbauer, Ursula and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Ultrafast optical studies of diffusion barriers between ferromagnetic Ga(Mn)As layers and non-magnetic quantum wells. Physica E Low-dimensional Systems and Nanostructures 40 (6), pp. 2163-2165.

Stich, Dominik and Korn, Tobias and Schulz, Robert and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Increase of spin dephasing times in a 2D electron system with degree of initial spin polarization. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1545-1547.

Korn, Tobias and Stich, Dominik and Schulz, Robert and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Large in-plane spin-dephasing anisotropy in a [0 0 1]-grown two-dimensional electron system. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1542-1544.

spin dynamics

Wirthmann, André and Hui, Xiong and Mecking, N. and Gui, Y. S. and Chakraborty, Tapash and Hu, C. M. and Reinwald, Matthias and Schüller, Christian and Wegscheider, Werner (2008) Broadband electrical detection of spin excitations in Ga0.98Mn0.02As using a photovoltage technique. Applied Physics Letters 92 (23), p. 232106.

Spin injection

Ciorga, Mariusz and Einwanger, Andreas and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2010) In-plane anisotropy of tunneling magnetoresistance and spin polarization in lateral spin injection devices with (Ga,Mn)As/GaAs spin-Esaki diode contacts. Physica E Low-dimensional Systems and Nanostructures 42 (10), pp. 2673-2675.

Schulz, Robert and Korn, Tobias and Stich, Dominik and Wurstbauer, Ursula and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2008) Ultrafast optical studies of diffusion barriers between ferromagnetic Ga(Mn)As layers and non-magnetic quantum wells. Physica E Low-dimensional Systems and Nanostructures 40 (6), pp. 2163-2165.

Chen, Peifeng (2006) Spin polarized tunneling and spin injection in Fe-GaAs hybrid structures. PhD, Universität Regensburg

Kreuzer, Stephan and Rahm, Michael and Biberger, Josef and Pulwey, Ralph and Raabe, Jörg and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2003) Ferromagnet-semiconductor hybrid structures: Hall devices and tunnel junctions. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 137-146.

spin polarised transport

Drexler, Christoph and Belkov, Vassilij and Ashkinadze, B. and Olbrich, Peter and Zoth, Christina and Lechner, Vera and Terent'ev, Ya.V. and Yakovlev, D.R. and Karczewski, G. and Wojtowicz, Tomasz and Schuh, Dieter and Wegscheider, Werner and Ganichev, Sergey (2010) Spin polarized electric currents in semiconductor heterostructures induced by microwave radiation. Applied Physics Letters 97 (18), p. 182107.

Einwanger, Andreas and Ciorga, Mariusz and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Tunneling anisotropic spin polarization in lateral (Ga,Mn)As/GaAs spin Esaki diode devices. Applied Physics Letters 95, p. 152101.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Ulloa, S. E. and Wegscheider, Werner and Bichler, Max (2004) Magnetic-Field-Dependent Transmission Phase of a Double-Dot System in a Quantum Ring. Physical Review Letters 93 (6), 066802.

Schneider, Petra and Kainz, Josef and Ganichev, Sergey and Danilov, Sergey and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Glazov, M. and Golub, Leonid E. and Schuh, Dieter (2004) Spin relaxation times of two-dimensional holes from spin sensitive bleaching of intersubband absorption. Journal of Applied Physics 96 (1), pp. 420-424.

spin polarized tunneling

Chen, Peifeng (2006) Spin polarized tunneling and spin injection in Fe-GaAs hybrid structures. PhD, Universität Regensburg

Spin relaxation

Ganichev, Sergey and Danilov, Sergey and Schneider, Petra and Belkov, Vassilij and Golub, Leonid E. and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm (2006) Electric current-induced spin orientation in quantum well structures. Journal of Magnetism and Magnetic Materials 300 (1), pp. 127-131.

spin splitting

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Spin transition

Kronmüller, S. and Dietsche, W. and Klitzing, Klaus von and Wegscheider, Werner and Bichler, Max (1998) New resistance maxima of the 2DEG at fractional filling factors. Physica B Condensed Matter 256-25, pp. 82-85.

Spin transitions

Cho, Hyun-Ick and Kang, W. and Campman, K. L. and Gossard, A. C. and Bichler, Max and Wegscheider, Werner (2000) Hysteresis, spin transitions, and magnetic ordering in the fractional quantum Hall effect. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 18-21.

spin valves

Schlapps, Markus and Lermer, Teresa and Geissler, Stefan and Neumaier, Daniel and Sadowski, Janusz and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Transport through (Ga,Mn)As nanoislands: Coulomb blockade and temperature dependence of the conductance. Physical Review B (PRB) 80 (12), p. 125330.

Spin-Esaki-Zener diode

Ciorga, Mariusz and Einwanger, Andreas and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2010) In-plane anisotropy of tunneling magnetoresistance and spin polarization in lateral spin injection devices with (Ga,Mn)As/GaAs spin-Esaki diode contacts. Physica E Low-dimensional Systems and Nanostructures 42 (10), pp. 2673-2675.

Spin-flip

Kulik, L. V. and Kukushkin, I. V. and Kirpichev, V. E. and Smet, J. H. and Klitzing, Klaus von and Umansky, V. and Wegscheider, Werner (2002) Cyclotron spin-flip excitations in the 2D-electron system. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 574-577.

spin-orbit coupling

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

spin-orbit interactions

Gareev, Rashid and Petukhov, A. and Schlapps, Markus and Sadowski, Janusz and Wegscheider, Werner (2010) Giant anisotropic magnetoresistance in insulating ultrathin (Ga,Mn)As. Applied Physics Letters 96, 052114.

Gerl, Christian and Schmult, Stefan and Wurstbauer, Ursula and Tranitz, H.-P. and Mitzkus, Christian and Wegscheider, Werner (2006) Carbon-doped high-mobility hole gases on (001) and (110) GaAs. Journal of Vacuum Science & Technology A 24 (3), pp. 1630-1633.

Spin-pairing

Ihn, Thomas and Fuhrer, A. and Heinzel, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2003) Marvellous things in marvellous rings: energy spectrum, spins and persistent currents. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 83-89.

spin-spin relaxation

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Ulloa, S. E. and Wegscheider, Werner and Bichler, Max (2004) Magnetic-Field-Dependent Transmission Phase of a Double-Dot System in a Quantum Ring. Physical Review Letters 93 (6), 066802.

Schneider, Petra and Kainz, Josef and Ganichev, Sergey and Danilov, Sergey and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Glazov, M. and Golub, Leonid E. and Schuh, Dieter (2004) Spin relaxation times of two-dimensional holes from spin sensitive bleaching of intersubband absorption. Journal of Applied Physics 96 (1), pp. 420-424.

Spinaligner

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

spinelectronic

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Spinelektronik

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

spinequilibration

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Spinequilibrierung

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

spininjection

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Spininjektion

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Chen, Peifeng (2006) Spin polarized tunneling and spin injection in Fe-GaAs hybrid structures. PhD, Universität Regensburg

Spinpolarisiertes Tunneln

Chen, Peifeng (2006) Spin polarized tunneling and spin injection in Fe-GaAs hybrid structures. PhD, Universität Regensburg

spintronic

Utz, Martin (2012) Epitaxie von (Ga,Mn)As. PhD, Universität Regensburg

Spin–orbit splitting

Ganichev, Sergey and Danilov, Sergey and Schneider, Petra and Belkov, Vassilij and Golub, Leonid E. and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm (2006) Electric current-induced spin orientation in quantum well structures. Journal of Magnetism and Magnetic Materials 300 (1), pp. 127-131.

Stark effect

Ulbrich, N. and Bauer, J. and Scarpa, G. and Boy, R. and Schuh, Dieter and Abstreiter, Gerhard and Schmult, Stefan and Wegscheider, Werner (2003) Midinfrared intraband electroluminescence from AlInAs quantum dots. Applied Physics Letters 83 (8), pp. 1530-1532.

Storage of light

Zimmermann, S. and Govorov, A. O. and Wixforth, A. and Rocke, C. and Hansen, W. and Kotthaus, J.P. and Bichler, Max and Wegscheider, Werner (1998) Voltage-controlled trapping of excitons and “storage of light” in lateral superlattices. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), p. 36.

Strain

Gmeinwieser, Nikolaus and Gottfriedsen, P. and Schwarz, Ulrich and Wegscheider, Werner and Clos , R. and Krtschil, A. and Krost, A. and Engl, Karl and Weimar, A. and Brüderl, G. and Lell, Alfred and Härle, Volker (2006) Long range strain and electrical potential induced by single edge dislocations in GaN. Physica B Condensed Matter 376-37, pp. 451-454.

Schuster, Robert and Hajak, H. and Reinwald, Matthias and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Abstreiter, Gerhard (2004) Strongly confined quantum wire states in strained T-shaped GaAs/InAlAs structures. Physica E Low-dimensional Systems and Nanostructures 21 (2-4), pp. 236-240.

Strong localization effect

Wurstbauer, Ursula and Schuh, Dieter and Weiss, Dieter and Wegscheider, Werner (2010) From weak to strong localization in a ferromagnetic high mobility 2DHG. Physica E Low-dimensional Systems and Nanostructures 42 (4), pp. 1145-1147.

Superconductors

Bauer, Andreas and Bentner, Johannes and Aprili, M. and Della Rocca, M. L. and Reinwald, Matthias and Wegscheider, Werner and Strunk, Christoph (2004) Spontaneous Supercurrent Induced by Ferromagnetic π Junctions. Physical Review Letters 92 (21), p. 217001.

superlattice

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Smrčka, L. and Vašek, P. and Svoboda, P and Gonharuk, N. A. and Pacherová, O. and Krupko, Yu. and Sheikin, Y. and Wegscheider, Werner (2006) Magnetoresistance oscillations in GaAs/AlGaAs superlattices subject to in-plane magnetic fields. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 632-635.

Lermer, Markus and Reinwald, Elisabeth and Wegscheider, Werner and Weiss, Dieter (2006) Magnetotransport measurements on overgrown cleaved edge heterostructures in Hall bar geometry. Physica E 34 (1-2), pp. 116-119.

Feil, Thomas and Tranitz, Hans-Peter and Gerl, Christian and Wegscheider, Werner (2006) Transport in a shunted surface superlattice with a perpendicular magnetic field. Physica E Low-dimensional Systems and Nanostructures 32 (1-2), pp. 301-304.

Feil, Thomas and Rieder, B. and Wegscheider, Werner and Keller, Joachim and Bichler, Max and Schuh, Dieter and Abstreiter, Gerhard (2004) Atomically precise modulated two-dimensional electron gas exhibiting stable negative differential resistance. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 733-736.

Deutschmann, R. A. and Wegscheider, Werner and Rother, Martin and Bichler, Max and Abstreiter, Gerhard (2000) Negative differential resistance of a 2D electron gas in a 1D miniband. Physica E Low-dimensional Systems and Nanostructures 7 (1-2), pp. 294-298.

Deutschmann, R. A. and Lorke, A. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2000) Breakdown of Shubnikov–de Haas oscillations in a short-period 1D lateral superlattice. Physica E Low-dimensional Systems and Nanostructures 6 (1-4), pp. 561-564.

surface acoustic wave transducers

Kukushkin, I. V. and Smet, J. H. and Höppel, L. and Waizmann, U. and Riek, M. and Wegscheider, Werner (2004) Ultrahigh-frequency surface acoustic waves for finite wave-vector spectroscopy of two-dimensional electrons. Applied Physics Letters 85 (19), pp. 2526-2528.

surface acoustic waves

Beil, Florian W. and Blick, Robert H. and Wixforth, Achim and Wegscheider, Werner and Schuh, Dieter and Bichler, Max (2007) Detection of coherent acoustic oscillations in a quantum electromechanical resonator. Applied Physics Letters 90 (4), 043101.

Kukushkin, I. V. and Smet, J. H. and Klitzing, Klaus von and Wegscheider, Werner (2003) Cyclotron Resonance of Composite Fermions. Journal of Superconductivity 16 (4), pp. 777-781.

surface superlattice

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Suspended low-dimensional electron gas

Beil, Florian W. and Shaji, Nakul and Schoeffer, Felix and Wixforth, Achim and Wegscheider, Werner and Schuh, Dieter and Bichler, Max and Blick, Robert H. (2008) Shock waves in suspended low-dimensional electron gases. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1191-1193.

T-shaped wires

Sorba, L. and Schedelbeck, Gert and Wegscheider, Werner and Bichler, Max and Böhm, G. and Abstreiter, Gerhard (1999) Magneto-optical studies of GaAs/AlGaAs T-shaped quantumwire structures fabricated by cleaved edge overgrowth. Journal of Crystal Growth 201-20, pp. 805-809.

TAMR

Ciorga, Mariusz and Einwanger, Andreas and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2010) In-plane anisotropy of tunneling magnetoresistance and spin polarization in lateral spin injection devices with (Ga,Mn)As/GaAs spin-Esaki diode contacts. Physica E Low-dimensional Systems and Nanostructures 42 (10), pp. 2673-2675.

TASP

Ciorga, Mariusz and Einwanger, Andreas and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2010) In-plane anisotropy of tunneling magnetoresistance and spin polarization in lateral spin injection devices with (Ga,Mn)As/GaAs spin-Esaki diode contacts. Physica E Low-dimensional Systems and Nanostructures 42 (10), pp. 2673-2675.

temperature measurement

Korn, Tobias and Kugler, Michael and Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner and Schüller, Christian (2010) Resonant spin amplification of hole spin dynamics in two‐dimensional hole systems: experiment and simulation. Conference Proceedings.

Terahertzbereich

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

thermophotovoltaics

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

Thermophotovoltaik

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

thin layers

Utz, Martin (2012) Epitaxie von (Ga,Mn)As. PhD, Universität Regensburg

threshold

Song, A. M. and Manus, S. and Streibl, M. and Lorke, A. and Kotthaus, J.P. and Wegscheider, Werner and Bichler, Max (1999) A nonlinear transport device with no intrinsic threshold. Superlattices and Microstructures 25 (1-2), pp. 269-272.

Total filling factor 1

Tiemann, L. and Lok, J. G. S. and Dietsche, W. and Klitzing, Klaus von and Muraki, K. and Schuh, Dieter and Wegscheider, Werner (2008) Investigating the transport properties of the excitonic state in quasi-Corbino electron bilayers. Physica E Low-dimensional Systems and Nanostructures 40 (5), pp. 1034-1037.

Total filling factor one

Wiersma, R. D. and Lok, J. G. S. and Tiermann, L. and Dietsche, W. and Klitzing, Klaus von and Schuh, Dieter and Wegscheider, Werner (2006) Investigations of the νT=1 exciton condensate. Physica E Low-dimensional Systems and Nanostructures 35 (2), pp. 320-326.

Wiersma, R. D. and Lok, J. G. S. and Kraus, Stefan and Dietsche, W. and Klitzing, Klaus von and Schuh, Dieter and Bichler, Max and Tranitz, Hans-Peter and Wegscheider, Werner (2006) Activated transport in the νT=1 exciton condensate at balanced and imbalanced densities measured in drag and counter-flow configuration. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 16-21.

transmission electron microscopy

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

Transmission phase

Fuhrer, A. and Sigrist, Martin and Meier, L. and Ihn, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2004) Quantum rings as phase coherent detectors. Physica E Low-dimensional Systems and Nanostructures 25 (2-3), pp. 303-312.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2004) Transmission phase through two quantum dots embedded in a four-terminal quantum ring. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 530-533.

Transport

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Baumgartner, P. and Wegscheider, Werner and Bichler, Max and Groos, G. and Abstreiter, Gerhard (1998) Direct writing of in-plane-gated nanostructures by focused laser beam-induced doping. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), pp. 441-448.

Transport and tunneling

Schlapps, Markus and Geissler, Stefan and Lermer, Teresa and Sadowski, Janusz and Wegscheider, Werner and Weiss, Dieter (2010) Coulomb blockade transport across lateral (Ga,Mn)As nanoconstrictions. Physica E Low-dimensional Systems and Nanostructures 20 (10), pp. 2676-2680.

Trapping

Zimmermann, S. and Govorov, A. O. and Wixforth, A. and Rocke, C. and Hansen, W. and Kotthaus, J.P. and Bichler, Max and Wegscheider, Werner (1998) Voltage-controlled trapping of excitons and “storage of light” in lateral superlattices. Physica E Low-dimensional Systems and Nanostructures 2 (1-4), p. 36.

tunnel diodes

Einwanger, Andreas and Ciorga, Mariusz and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Tunneling anisotropic spin polarization in lateral (Ga,Mn)As/GaAs spin Esaki diode devices. Applied Physics Letters 95, p. 152101.

Tunnel spectroscopy

Grayson, M. and Huber, Michael and Rother, Martin and Biberacher, W. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2004) Experimental demonstration of a sharp quantum Hall edge. Physica E Low-dimensional Systems and Nanostructures 25 (2-3), pp. 212-218.

Tunneleffekt

Chen, Peifeng (2006) Spin polarized tunneling and spin injection in Fe-GaAs hybrid structures. PhD, Universität Regensburg

Tunneling

Huber, Michael and Grayson, M. and Schuh, Dieter and Bichler, Max and Biberacher, W. and Wegscheider, Werner and Abstreiter, Gerhard (2004) Probing the electrostatics of integer quantum hall edges with momentum-resolved tunnel spectroscopy. Physica E Low-dimensional Systems and Nanostructures 22 (1-3), pp. 164-167.

Blick, Robert H. and Hüttel, Andreas K. and Holleitner, A. W. and Höhberger, Eva M. and Qin, H. and Kirschbaum, Jochen and Weber, J. F. and Wegscheider, Werner and Bichler, Max and Eberl, Karl and Kotthaus, J .P. (2003) Phase coherent transport in two coupled quantum dots. Physica E Low-dimensional Systems and Nanostructures 16 (1), pp. 76-82.

Huber, Michael and Grayson, M. and Rother, Martin and Deutschmann, R. A. and Biberacher, W. and Wegscheider, Werner and Bichler, Max and Abstreiter, Gerhard (2002) Tunneling in the quantum Hall regime between orthogonal quantum wells. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 125-128.

Tunneling rates

Rogge, M. C. and Fricke, C. and Harke, B. and Hohls, F. and Haug, R. J. and Wegscheider, Werner (2006) Tuning of tunneling rates in quantum dots using a quantum point contact. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 500-503.

tunnelling

Einwanger, Andreas and Ciorga, Mariusz and Wurstbauer, Ulrich and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Tunneling anisotropic spin polarization in lateral (Ga,Mn)As/GaAs spin Esaki diode devices. Applied Physics Letters 95, p. 152101.

Vink, I. T and Nooitgedagt, T. and Schouten, R. N. and Vandersypen, L. M. K. and Wegscheider, Werner (2007) Cryogenic amplifier for fast real-time detection of single-electron tunneling. Applied Physics Letters 91 (12), p. 123512.

Sigrist, Martin and Ihn, Thomas and Ensslin, Klaus and Reinwald, Matthias and Wegscheider, Werner (2007) Is inelastic cotunneling phase coherent? Journal of Applied Physics 101 (8), 081701.

Kreuzer, Stephan and Wegscheider, Werner and Weiss, Dieter (2001) Fabrication of single crystal GaAs(001) barriers for magnetic tunnel junctions. Journal of Applied Physics 89 (11), pp. 6751-6753.

tunnelling magnetoresistance

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

two dimensional modulation

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Two-dimensional electron gas

Simovič, B. and Ellenberger, C. and Ensslin, Klaus and Tranitz, Hans-Peter and Wegscheider, Werner (2006) Oscillations of the magnetoresistance of a two-dimensional electron gas under microwave irradiation: Influence of the irradiation frequency. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 93-69.

Vancura, T. and Kicin, S. and Ihn, Thomas and Ensslin, Klaus and Bichler, Max and Wegscheider, Werner (2003) Kelvin probe spectroscopy of a two-dimensional electron gas below 300 mK. Applied Physics Letters 83 (13), pp. 2602-2604.

Schüller, Christian and Broocks, Kay-Birger and Schröter, Patrick and Heyn, Christian and Heitmann, Detlef and Bichler, Max and Wegscheider, Werner and Chakraborty, Tapash and Apalkov, V. M. (2003) Optical Probing of a Fractionally Charged Quasihole in an Incompressible Liquid. Physical Review Letters (PRL) 91 (11), 116403 .

Höhberger, Eva M. and Krämer, Tomas and Wegscheider, Werner and Blick, Robert H. (2003) In situ control of electron gas dimensionality in freely suspended semiconductor membranes. Applied Physics Letters 82 (23), pp. 4160-4162.

Kukushkin, I. V. and Smet, J. H. and Mikhailov, Sergey A. and Kulakovskii, D. V. and Klitzing, Klaus von and Wegscheider, Werner (2003) Observation of Retardation Effects in the Spectrum of Two-Dimensional Plasmons. Physical Review Letters (PRL) 90 (15), p. 156801.

Tang, H. X. and Huang, M. H. and Roukes, M. L. and Bichler, Max and Wegscheider, Werner (2002) Two-dimensional electron-gas actuation and transduction for GaAs nanoelectromechanical systems. Applied Physics Letters 81 (20), pp. 3879-3881.

Rahm, Michael and Raabe, Jörg and Pulwey, Ralph and Biberger, Josef and Wegscheider, Werner and Weiss, Dieter and Meier, C. (2002) Planar Hall sensors for micro-Hall magnetometry. Journal of Applied Physics 91 (10), p. 7980.

Kulik, L. V. and Kukushkin, I. V. and Kirpichev, V. E. and Smet, J. H. and Klitzing, Klaus von and Umansky, V. and Wegscheider, Werner (2002) Cyclotron spin-flip excitations in the 2D-electron system. Physica E Low-dimensional Systems and Nanostructures 12 (1-4), pp. 574-577.

Two-dimensional electron system

Lermer, Markus and Reinwald, Elisabeth and Wegscheider, Werner and Weiss, Dieter (2006) Magnetotransport measurements on overgrown cleaved edge heterostructures in Hall bar geometry. Physica E 34 (1-2), pp. 116-119.

two-dimensional hole gas

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Hirmer, Michael and Schuh, Dieter and Wegscheider, Werner (2011) Carbon doped InAlAs/InGaAs/InAs heterostructures: Tuning from n- to p-doping. Applied Physics Letters 98, 082103.

Gerl, Christian and Schmult, Stefan and Wurstbauer, Ursula and Tranitz, H.-P. and Mitzkus, Christian and Wegscheider, Werner (2006) Carbon-doped high-mobility hole gases on (001) and (110) GaAs. Journal of Vacuum Science & Technology A 24 (3), pp. 1630-1633.

Gerl, Christian and Tranitz, Hans-Peter and Wegscheider, Werner and Mitzkus, Christian (2005) Carbon-doped symmetric GaAs/AlGaAs quantum wells with hole mobilities beyond 106 cm2/V s. Applied Physics Letters 86 (25), p. 252105.

Sigrist, Martin and Fuhrer, A. and Ihn, Thomas and Ensslin, Klaus and Ulloa, S. E. and Wegscheider, Werner and Bichler, Max (2004) Magnetic-Field-Dependent Transmission Phase of a Double-Dot System in a Quantum Ring. Physical Review Letters 93 (6), 066802.

Schneider, Petra and Kainz, Josef and Ganichev, Sergey and Danilov, Sergey and Rössler, Ulrich and Wegscheider, Werner and Weiss, Dieter and Prettl, Wilhelm and Belkov, Vassilij and Glazov, M. and Golub, Leonid E. and Schuh, Dieter (2004) Spin relaxation times of two-dimensional holes from spin sensitive bleaching of intersubband absorption. Journal of Applied Physics 96 (1), pp. 420-424.

Ultrafast spectroscopy

Su, B. and Schröter, Patrick and Heitmann, Detlef and Perakis, Ilias. E. and Wegscheider, Werner and Schüller, Christian (2006) Ultrafast spectroscopy of the quantum Hall ferromagnet. Physica E Low-dimensional Systems and Nanostructures 34 (1-2), pp. 381-384.

Verbindungshalbleiter

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Vertical transistor

Ertl, F. and Asperger, T. and Deutschmann, R. A. and Wegscheider, Werner and Bichler, Max and Böhm, G. and Abstreiter, Gerhard (2002) Vertical field effect transistors realized by cleaved-edge overgrowth. Physica E Low-dimensional Systems and Nanostructures 13 (2-4), pp. 920-924.

Verzerrung

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

waveguide lasers

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

weak antilocalization

Hirmer, Marika (2013) High-mobility two-dimensional hole gases in III-V semiconductor heterostructures: growth and transport properties. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 29, PhD, Universität Regensburg

Wurstbauer, Ursula and Schuh, Dieter and Weiss, Dieter and Wegscheider, Werner (2010) From weak to strong localization in a ferromagnetic high mobility 2DHG. Physica E Low-dimensional Systems and Nanostructures 42 (4), pp. 1145-1147.

weak localisation

Wurstbauer, Ursula and Wegscheider, Werner (2009) Magnetic ordering effects in a Mn-modulation-doped high mobility two-dimensional hole system. Physical Review B 79 (15), pp. 155444-1.

wide band gap semiconductors

Schlapps, Markus and Lermer, Teresa and Geissler, Stefan and Neumaier, Daniel and Sadowski, Janusz and Schuh, Dieter and Wegscheider, Werner and Weiss, Dieter (2009) Transport through (Ga,Mn)As nanoislands: Coulomb blockade and temperature dependence of the conductance. Physical Review B (PRB) 80 (12), p. 125330.

Schwarz, Ulrich and Pindl, Markus and Wegscheider, Werner and Eichler, Christoph and Scholz, Ferdinand and Furitsch, Michael and Leber, Andreas and Miller, Stephan and Lell, Alfred and Härle, Volker (2005) Near-field and far-field dynamics of (Al,In)GaN laser diodes. Applied Physics Letters 80 (16), p. 161112.

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

Schwarz, Ulrich and Sturm, Evi and Wegscheider, Werner and Kümmler, V. and Lell, Alfred and Härle, Volker (2004) Excitonic signature in gain and carrier induced change of refractive index spectra of (In,Al)GaN quantum well lasers. Applied Physics Letters 85 (9), pp. 1475-1477.

Kümmler, V. and Lell, Alfred and Härle, Volker and Schwarz, Ulrich and Schoedl, T. and Wegscheider, Werner (2004) Gradual facet degradation of (Al,In)GaN quantum well lasers. Applied Physics Letters 84 (16), pp. 2989-2991.

Wide-gap-Halbleiter

Able, Andreas (2005) Untersuchungen zur metallorganischen Gasphasenepitaxie von Gruppe III Nitriden auf Silizium (111). PhD, Universität Regensburg

widegap semiconductors

Able, Andreas (2005) Untersuchungen zur metallorganischen Gasphasenepitaxie von Gruppe III Nitriden auf Silizium (111). PhD, Universität Regensburg

wires

Shiogai, Junichi and Schuh, Dieter and Wegscheider, Werner and Kohda, M. and Nitta, J. and Weiss, Dieter (2011) Magnitude and sign control of lithography-induced uniaxial anisotropy in ultra-thin (Ga,Mn)As wires. Applied Physics Letters 98, p. 83101.

X-ray absorption spectroscopy

Maccherozzi, F. and Panaccione, G. and Rossi, G. and Hochstrasser, M. and Sperl, Matthias and Reinwald, Matthias and Woltersdorf, Georg and Wegscheider, Werner and Back, Christian (2007) Surface treatments and magnetic properties of Ga1−xMnxAs thin films. Surface Science 601 (18), pp. 4283-4287.

X-ray diffraction

Gmeinwieser, Nikolaus and Engl, Karl and Gottfriedsen, P. and Schwarz, Ulrich and Zweck, Josef and Wegscheider, Werner and Miller, S. and Lugauer, H.-J. and Leber, A. and Weimar, A. and Lell, Alfred and Härle, Volker (2004) Correlation of strain, wing tilt, dislocation density, and photoluminescence in epitaxial lateral overgrown GaN on SiC substrates. Journal of Applied Physics 96 (7), pp. 3666-3672.

X-ray photoelectron spectroscopy

Maccherozzi, F. and Panaccione, G. and Rossi, G. and Hochstrasser, M. and Sperl, Matthias and Reinwald, Matthias and Woltersdorf, Georg and Wegscheider, Werner and Back, Christian (2007) Surface treatments and magnetic properties of Ga1−xMnxAs thin films. Surface Science 601 (18), pp. 4283-4287.

Zeeman effect

Drexler, Christoph and Belkov, Vassilij and Ashkinadze, B. and Olbrich, Peter and Zoth, Christina and Lechner, Vera and Terent'ev, Ya.V. and Yakovlev, D.R. and Karczewski, G. and Wojtowicz, Tomasz and Schuh, Dieter and Wegscheider, Werner and Ganichev, Sergey (2010) Spin polarized electric currents in semiconductor heterostructures induced by microwave radiation. Applied Physics Letters 97 (18), p. 182107.

Michel, C. and Baranovskii, S. D and Thomas, P. and Heimbrodt, W and Elm, M. T. and Klar, P. J. and Goldlücke, B. and Wurstbauer, Ursula and Reinwald, Matthias and Wegscheider, Werner (2007) Quantitative modeling of the annealing-induced changes of the magnetotransport in Ga1−xMnxAs alloys. Journal of Applied Physics 102 (7), 073712.

Zenger, Marcus and Moser, Jürgen and Wegscheider, Werner and Weiss, Dieter and Dietl, T. (2004) High-field magnetoresistance of Fe/GaAs/Fe tunnel junctions. Journal of Applied Physics 96 (14), pp. 2400-2402.

Zeeman splitting

Ihn, Thomas and Fuhrer, A. and Ensslin, Klaus and Wegscheider, Werner and Bichler, Max (2005) Spin effects in a quantum ring. Physica E Low-dimensional Systems and Nanostructures 26 (1-4), pp. 225-230.

Zinkmanganselenid

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Zinkselenid

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Zn diffusion

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

Zn-Diffusion

Schlegl, Thomas (2006) GaSb-Photovoltaikzellen für die Thermophotovoltaik. PhD, Universität Regensburg

ZnMnSe

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Zwei-Sechs-Halbleiter

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

zweidimensionale Modualtion

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

zweidimensionales Elektronengas

Leeb, Tobias (2009) MBE-Wachstum von ZnMnSe zur Spininjektion in GaAs/AlGaAs-Heterostrukturen. Dissertationsreihe der Fakultät für Physik der Universität Regensburg 2, PhD, Universität Regensburg

Übergitter

Reinwald, Elisabeth (2010) Magnetotransportmessungen an AFM-strukturierten zweidimensionalen Elektronengasen auf GaAs-AlGaAs-Spaltkanten. PhD, Universität Regensburg

Feil, Thomas (2006) Non-equilibrium transport in surface superlattices realized by cleaved-edge overgrowth. PhD, Universität Regensburg

Überwachsen von Spaltflächen

Ehehalt, Jörg (2009) Optimierung und optische Eigenschaften von Quantenstrukturen hergestellt durch Überwachsen von Spaltflächen. PhD, Universität Regensburg

Habl, Matthias (2007) Berechnung und Tunnelspektroskopie der Landau-Bandstruktur zweier lateral gekoppelter Quanten-Hall-Systeme mit variablem Fermi-Niveau. PhD, Universität Regensburg

Schuster, Robert (2005) Hochortsaufgelöste optische Spektroskopie an niedrigdimensionalen Halbleiterstrukturen. PhD, Universität Regensburg

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