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Korzekwa, K. ; Gradl, Christian ; Kugler, Michael ; Furthmeier, Stephan ; Griesbeck, Michael ; Hirmer, Michael ; Schuh, Dieter ; Wegscheider, Werner ; Kuhn, T. ; Schueller, Christian ; Korn, Tobias ; Machnikowski, Pawel

Spin dynamics in p-doped semiconductor nanostructures subject to a magnetic field tilted from the Voigt geometry

Korzekwa, K. , Gradl, Christian, Kugler, Michael, Furthmeier, Stephan, Griesbeck, Michael, Hirmer, Michael, Schuh, Dieter, Wegscheider, Werner, Kuhn, T. , Schueller, Christian, Korn, Tobias and Machnikowski, Pawel (2013) Spin dynamics in p-doped semiconductor nanostructures subject to a magnetic field tilted from the Voigt geometry. Physical Review B (PRB) 88 (15), pp. 1553031-1553038.

Date of publication of this fulltext: 16 Jul 2015 14:28
Article
DOI to cite this document: 10.5283/epub.32166


Abstract

We develop a theoretical description of the spin dynamics of resident holes in a p-doped semiconductor quantum well (QW) subject to a magnetic field slightly tilted from the Voigt geometry. We find the expressions for the signals measured in time-resolved Faraday rotation (TRFR) and resonant spin amplification (RSA) experiments and study their behavior for a range of system parameters. We find ...

We develop a theoretical description of the spin dynamics of resident holes in a p-doped semiconductor quantum well (QW) subject to a magnetic field slightly tilted from the Voigt geometry. We find the expressions for the signals measured in time-resolved Faraday rotation (TRFR) and resonant spin amplification (RSA) experiments and study their behavior for a range of system parameters. We find that an inversion of the RSA peaks can occur for long hole spin dephasing times and tilted magnetic fields. We verify the validity of our theoretical findings by performing a series of TRFR and RSA experiments on a p-modulation doped GaAs/Al0.3Ga0.7As single QW and showing that our model can reproduce experimentally observed signals.



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Details

Item typeArticle
Journal or Publication TitlePhysical Review B (PRB)
Publisher:AMER PHYSICAL SOC
Place of Publication:COLLEGE PK
Volume:88
Number of Issue or Book Chapter:15
Page Range:pp. 1553031-1553038
Date8 October 2013
InstitutionsPhysics > Institute of Experimental and Applied Physics > Chair Professor Lupton > Group Christian Schüller
Physics > Institute of Experimental and Applied Physics > Chair Professor Lupton > Group Christian Schüller
Identification Number
ValueType
10.1103/PhysRevB.88.155303DOI
Classification
NotationType
78.67.De, 78.55.Cr, 78.47.D−PACS
KeywordsHOLE SPIN; QUANTUM-WELLS; AMPLIFICATION; SPINTRONICS; RELAXATION;
Dewey Decimal Classification500 Science > 530 Physics
StatusPublished
RefereedYes, this version has been refereed
Created at the University of RegensburgYes
URN of the UB Regensburgurn:nbn:de:bvb:355-epub-321669
Item ID32166

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