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Number of items at this level: 67.

2013

Schoepe, Wilfried (2013) Shedding of Vortex Rings from an Oscillating Sphere in Superfluid ⁴He below 0.5 K – The Origin of the Turbulent Drag Force. arXiv.

Schoepe, Wilfried (2013) Shedding of Vortex Rings from an Oscillating Sphere in Superfluid⁴He below 0.5 K. Journal of low temperature physics 173 (3-4), pp. 170-176.

2011

Hänninen, R. and Schoepe, Wilfried (2011) Dynamical Scaling of the Critical Velocity for the Onset of Turbulence in Oscillatory Superflows. Journal of low temperature physics 164 (1-2), pp. 1-4.

2010

Schoepe, Wilfried (2010) Statistics of Intermittent Switching between Potential Flow and Turbulence around an Oscillating Sphere in Superfluid ⁴He below 0.5 K. Journal of low temperature physics 161 (5-6), pp. 526-535.

Hänninen, R. and Schoepe, Wilfried (2010) Universal Onset of Quantum Turbulence in Oscillating Flows and Crossover to Steady Flows. Journal of low temperature physics 158 (3-4), pp. 410-414.

2008

Hänninen, R. and Schoepe, Wilfried (2008) Frequency Dependence of the Critical Velocity of a Sphere Oscillating in Superfluid Helium-4. arXiv.

Schoepe, Wilfried (2008) On the Transition to Turbulence of Oscillatory Flow of Liquid Helium-4. Journal of low temperature physics 150 (5-6), pp. 724-729.

Hänninen, R. and Schoepe, Wilfried (2008) Universal Critical Velocity for the Onset of Turbulence of Oscillatory Superfluid Flow. Journal of low temperature physics 153 (5-6), pp. 189-196.

Blazkova, M. and Clovecko, M. and Eltsov, V. B. and Gazo, E. and de Graaf, R. and Hosio, J. J. and Krusius, M. and Schmoranzer, D. and Schoepe, Wilfried and Skrbek, L. and Skyba, P. and Solntsev, R. E. and Vinen, W. F. (2008) Vibrating Quartz Fork – A Tool for Cryogenic Helium Research. Journal of low temperature physics 150 (3-4), pp. 525-535.

2007

Blaauwgeers, R. and Blazkova, M. and Clovecko, M. and Eltsov, V. B. and de Graaf, R. and Hosio, J. and Krusius, M. and Schmoranzer, D. and Schoepe, Wilfried and Skrbek, L. and Skyba, P. and Solntsev, R. E. and Zmeev, D. E. (2007) Quartz Tuning Fork: Thermometer, Pressure- and Viscometer for Helium Liquids. Journal of low temperature physics 146 (5-6), pp. 537-562.

2004

Schoepe, Wilfried (2004) Fluctuations and Stability of Superfluid Turbulence at mK Temperatures. Physical Review Letters (PRL) 92, 095301.

Niemetz, M. and Schoepe, Wilfried (2004) Stability of Laminar and Turbulent Flow of Superfluid ⁴He at mK Temperatures around an Oscillating Microsphere. Journal of low temperature physics 135 (5-6), pp. 447-469.

2003

Schoepe, Wilfried (2003) Vortex nucleation, transition to turbulence, and caviation: ‚system failure’ experiments in liquid helium and extreme value statistics. Physica B: Condensed Matter 329-333 (1), pp. 195-197.

2002

Niemetz, M. and Kerscher, H. and Schoepe, Wilfried (2002) Intermittent switching between potential flow and turbulence in superfluid helium at mK temperatures. J. Low Temp. Phys. 126, p. 287.

Niemetz, M. and Schoepe, Wilfried (2002) On the statistical analysis of single vortex nucleation events in superflud 4He. J. Low Temp. Phys. 126, p. 805.

2001

Niemetz, M. and Schoepe, Wilfried and Krusius, M. (2001) Comment on ‘‘Repetitive Single Vortex-Loop Creation by a Vibrating Wire in Superfluid 3He-B’’. Phys. Rev. Lett. 87, 059601.

Niemetz, M. and Schoepe, Wilfried and Kerscher, H. (2001) Intermittent switching between turbulent and potential flow around a sphere in HeII at mK temperatures. In: Quantized Vortex Dynamics and Superfluid Turbulence. Lecture Notes in Physics, 571. Springer, Berlin, pp. 87-94. ISBN 978-3-540-45542-4.

Rosenbaum, R. and Schoepe, Wilfried and Castro, H. (2001) Numerical calculation for large positive magnetoresistance ratios I insulating materials. Physica B Condensed Matter 294-295, p. 486.

Niemetz, M. and Kerscher, H. and Schoepe, Wilfried (2001) Viscosity and mean free path of very diluted solutions of 3He in 4He. J. Low Temp. Phys. 124, p. 163.

2000

Grosser, R. and Höcherl, P. and Martin, A. and Niemetz, M. and Schoepe, Wilfried (2000) Damping of a levitating magnetic microsphere by vortex motion in YBCO. Physica B Condensed Matter 284-288, 829f.

Niemetz, M. and Kerscher, H. and Schoepe, Wilfried (2000) Intermittent switching between potential flow and turbulence in superfluid helium at mK temperatures. arxiv.org.

Niemetz, M. and Schoepe, Wilfried and Simola, J. T. and Tuoriniemi, J. T. (2000) The oscillating magnetic microsphere: a tool for investigating vorticity in superconductors and superfluids. Physica B Condensed Matter 280, p. 559.

1999

Grosser, R. and Höcherl, P. and Martin, A. and Niemetz, M. and Schoepe, Wilfried (1999) Vortex motion in superconducting YBa2Cu3O inferred from the damping of the oscillations of a levitating magnetic microsphere. J. Low Temp. Phys. 119, p. 723.

1997

Grosser, R. and Martin, A. and Niemetz, M. and Pechen, E. V. and Schoepe, Wilfried (1997) Detecting flux creep in superconducting YBCO thin films via damping of the oscillations of a levitating permanent magnet. arxiv.org.

Grosser, R. and Martin, A. and Kus, O. and Pechen, E. V. and Schoepe, Wilfried (1997) Levitation of a small permanent magnet between superconducting YBa2Cu3O thin films. Int. Phys. Conf. Ser. 158, p. 1643.

1996

Jäger, J. and Schoepe, Wilfried (1996) Turbulent and ballistic drag of superfluid helium at low temperatures on an oscillating microsphere. Czechoslovak Journal of Physics 46 (1 Supp), p. 79.

1995

Grosser, R. and Jäger, J. and Betz, J. and Schoepe, Wilfried (1995) Damping of the oscillations of a permanent magnet levitating between high-Tc superconductors. Appl. Phys. Lett. 67, p. 2400.

Jäger, J. and Schuderer, B. and Schoepe, Wilfried (1995) Translational oscillations of a microsphere in superfluid helium. Physica B Condensed Matter 210, p. 201.

Jäger, J. and Schuderer, B. and Schoepe, Wilfried (1995) Turbulent and Laminar Drag of Superfluid Helium on an Oscillating Microsphere. Phys. Rev. Lett. 74, p. 566.

1994

Dötzer, R. and Friedland, K. J. and Hey, R. and Kostial, H. and Miehling, H. and Schoepe, Wilfried (1994) Low-temperature electronic transport measurements on a gated delta -doped GaAs sample: magnetoresistance, quantum Hall effect and conductivity fluctuations. Semiconductor Science and Technology 9 (7), pp. 1332-1339.

1993

Barowski, H. and Sattler, K. M. and Schoepe, Wilfried (1993) Static and dynamic forces on a permanent magnet levitating between superconducting surfaces. Journal of low temperature physics 93 (1-2), pp. 85-100.

Dötzer, R. and Schoepe, Wilfried (1993) Thermal impedance between a thick-film resistor liquid helium below 1 K. Cryogenics 33 (10), pp. 936-937.

1992

Raikh, M. E. and Czingon, J. and Ye, Qiu-yi and Koch, F. and Schoepe, Wilfried and Ploog, K. (1992) Mechanisms of magnetoresistance in variable-range-hopping transport for two-dimensional electron systems. Physical Review B (PRB) 45 (11), pp. 6015-6022.

Gloos, K. and Schoepe, Wilfried and Simola, J. T. and Tuoriniemi, J. T. (1992) Microsphere viscometers for low temperature applications. Cryogenics 32 (9), pp. 791-798.

Eizinger, P. and Schoepe, Wilfried and Gloos, K. and Simola, J. T. and Tuoriniemi, J. T. (1992) Vibrations of a magnetic microsphere levitated above a superconductor: a high-Q oscillator for studies of vorticity in superconductors and superfluids. Physica B: Condensed Matter 178 (1-4), pp. 340-346.

1990

Schoepe, Wilfried (1990) Conduction mechanism in granular Ru02-based thick-film resistors. Physica B: Condensed Matter 165-16, pp. 299-300.

Gloos, K. and Koivuniemi, J. H. and Schoepe, Wilfried and Simola, J. T. and Tuoriniemi, J. T. (1990) Viscometer utilizing a floating charged magnetic particle. Physica B: Condensed Matter 165, p, pp. 119-120.

1989

Schoepe, Wilfried and Uhlig, K. and Neumaier, K. (1989) Carbon and germanium resistors in the variable-range hopping regime for thermometry below 1 K. Cryogenics 29 (4), pp. 467-468.

Schimmel, T. and Denninger, G. and Riess, W. and Voit, J. and Schwoerer, M. and Schoepe, Wilfried and Naarmann, H. (1989) High-θ polyacetylene: DC conductivity between 14 mK and 300 K. Synthetic Metals 28 (3), D11-D18.

1988

Schoepe, Wilfried (1988) Variable-range hopping conduction in doped germanium at very low temperatures and high magnetic fields. Zeitschrift für Physik B, Condensed matter 71 (4), pp. 455-463.

1986

Dorozhkin, S. I. and Lell, F. and Schoepe, Wilfried (1986) Energy relaxation of hot electrons and inelastic collision time in thin metal films at low temperatures. Solid State Communications 60 (3), pp. 245-248.

Simola, J. T. and Nummila, K. K. and Hirai, A. and Korhonen, J. S. and Schoepe, Wilfried and Skrbek, L. (1986) Focusing of Negative Ions by Vortices in Rotating 3He-A. Physical Review Letters: Phys. Rev. Lett. 57 (15), pp. 1923-1926.

Chaabane, H. and Ettlinger, E. and Schoepe, Wilfried (1986) Non-ohmic conduction in doped polyacetylene at low temperatures. Zeitschrift für Physik B, Condensed matter 64 (1), pp. 19-23.

1985

Ettlinger, E. and Ose, W. and Schoepe, Wilfried (1985) Magnetoresistance of Metallic Polyacetylene: Variable Range Hopping in a Magnetic Field. Molecular Crystals and Liquid Crystals 117 (1-4), pp. 173-176.

1984

Ettlinger, E. and Schoepe, Wilfried and Monkenbusch, M. and Wieners, G. (1984) Magnetoresistance of iodine-doped polyacetylene at low temperatures. Solid State Communications 49 (2), pp. 107-110.

1983

Eska, G. and Neumaier, K. and Schoepe, Wilfried and Uhlig, K. and Wiedemann, W. (1983) Hydrodynamic sound experiments in normal and superfluid 3He. Physical Review B (PRB) 27 (9), pp. 5534-5548.

1982

Eska, G. and Neumaier, K. and Schoepe, Wilfried and Uhlig, K. and Wiedemann, W. (1982) Magnetic relaxation of 3He-B after a large tipping pulse. Physics Letters, A 87 (6), pp. 311-313.

Hoffmann, H. and Hofmann, F. and Schoepe, Wilfried (1982) Magnetoresistance and non-Ohmic conductivity of thin platinum films at low temperatures. Physical Review B (PRB) 25 (8), pp. 5563-5565.

Fomin, I. A. and Schertler, R. and Schoepe, Wilfried (1982) The periodic motions of the magnetization in superfluid 3He B. Physics Letters, A 92 (8), pp. 408-410.

1981

Eska, G. and Neumaier, K. and Uhlig, K. and Wiedemann, W. and Schoepe, Wilfried and Wölfle, P. (1981) Propagation of first sound in liquid 3He. Physica B C 108 (1-3), pp. 1153-1154.

1980

Eska, G. and Neumaier, K. and Schoepe, Wilfried and Uhlig, K. and Wiedemann, W. and Wölfle, P. (1980) First-Sound Attenuation and Viscosity of Superfluid 3He-B. Physical Review Letters: Phys. Rev. Lett. 44 (20), pp. 1337-1340.

1979

Engelhardt, M. and Weber, D. and Schoepe, Wilfried (1979) Lifetime of electrons on the liquid surface of superfluid 4He. Physics Letters, A 72 (2), pp. 133-135.

1978

Kokko, J. and Paalanen, M. A. and Schoepe, Wilfried and Takano, Y. (1978) Positive ion mobility in normal and superfluid 3He. Journal of low temperature physics 33 (1-2), pp. 69-78.

Ahonen, A. I. and Kokko, J. and Paalanen, M. A. and Richardson, R. C. and Schoepe, Wilfried and Takano, Y. (1978) Positive ion mobility in normal and superfluid 3He. Journal of low temperature physics 30 (1-2), pp. 205-228.

1976

Ahonen, A. I. and Kodama, T. and Krusius, M. and Paalanen, M. A. and Richardson, R. C. and Schoepe, Wilfried and Takano, Y. (1976) Boundary magnetism in liquid 3He at very low temperatures. Journal of physics C, Solid state physics 9 (9), pp. 1665-1672.

Ahonen, A. I. and Kokko, J. and Lounasmaa, O. V. and Paalanen, M. A. and Richardson, R. C. and Schoepe, Wilfried and Takano, Y. (1976) Mobility of Negative Ions in Superfluid 3He. Physical Review Letters: Phys. Rev. Lett. 37 (9), pp. 511-515.

Hammer, H. and Schoepe, Wilfried and Weber, D. (1976) Note on a bubble model for excess electrons in liquid hydrocarbons. The Journal of Chemical Physics 64 (3), pp. 1253-1254.

1975

Schoepe, Wilfried and Wagner, F. (1975) Inhibition of tunneling from electronic bubble states in liquid helium into the vapor phase at high vapor densities. Physical Review B (PRB) 12 (9), pp. 3973-3974.

1973

Schoepe, Wilfried and Rayfield, G. W. (1973) Tunneling from Electronic Bubble States in Liquid Helium through the Liquid-Vapor Interface. Physical Review A (PRB) 7 (6), pp. 2111-2121.

1972

Rayfield, G. W. and Schoepe, Wilfried (1972) Tunneling from Electronic Bubble States through Liquid Vapor Interface of Helium. Bulletin of the American Physical Society 17 (1), p. 60.

1971

Schoepe, Wilfried and Rayfield, G. W. (1971) Thermal Emission of Electrons from Liquid Helium. Zeitschrift für Naturforschung A, A journal of physical sciences 26 (9), pp. 1392-1393.

Rayfield, G. W. and Schoepe, Wilfried (1971) Trapping and escape of negative ions from the surface of liquid 4He. Physics Letters, A 34 (2), pp. 133-134.

Rayfield, G. W. and Schoepe, Wilfried (1971) Tunneling from electronic bubble states through the liquid-vapor interface of He2. Physics Letters, A 37 (5), pp. 417-418.

1970

Schoepe, Wilfried and Probst, C. (1970) Evidence for a superfluid-induced surface barrier for electrons in liquid helium. Physics Letters, A 31 (9), pp. 490-491.

1969

Schoepe, Wilfried and Dransfeld, K. (1969) Extraction of electrons from quantized vortex lines. Physics Letters, A 29 (4), pp. 165-166.

Stauffer, D. and Pobell, F. and Schoepe, Wilfried (1969) Note on the vortex density in rotating helium II. Physics Letters, A 26 (10), pp. 465-466.

1967

Pobell, F. and Schoepe, Wilfried and Veith, W. (1967) The λ-point, entropy and density of rotating He2. Physics Letters, A 125 (3), pp. 209-210.

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