Nonlinear magneto-gyrotropic photogalvanic effect (2009)
Diehl, H., Shalygin, V. A., Golub, L. E., Tarasenko, S. A., Danilov, S. N., Bel'kov, V. V., ...
We report on the observation of nonlinear magneto-gyrotropic photogalvanic effect in HgTe/HgCdTe quantum wells. The interband absorption of mid-infrared radiation as well as the intrasubband...
Olbrich, P., Allerdings, J., Bel'kov, V. V., Tarasenko, S. A., Schuh, D., Wegscheider, W., ...
We report on the magneto-gyrotropic photogalvanic effect (MPGE) in n-doped (110)-grown GaAs/AlGaAs quantum-well (QW) structures caused by free-carrier absorption of terahertz radiation in the...
Lechner, V., Golub, L. E., Olbrich, P., Stachel, S., Schuh, D., Wegscheider, W., ...
Structure and bulk inversion asymmetry in doped (001)-grown GaAs quantum wells is investigated by applying the magnetic field induced photogalvanic effect. We demonstrate that the structure inversion...
Spin currents in diluted magnetic semiconductors (extended version) (2008)
Ganichev, S. D., Tarasenko, S. A., Bel'kov, V. V., Olbrich, P., Eder, W., Yakovlev, D. R., ...
Spin currents resulting in the zero-bias spin separation have been observed in unbiased diluted magnetic semiconductor structures (Cd,Mn)Te/(Cd,Mg)Te. The pure spin current generated due to the...
Weber, W., Golub, L. E., Danilov, S. N., Karch, J., Reitmaier, C., Wittmann, B., ...
Photogalvanic effects are observed and investigated in wurtzite (0001)-oriented GaN/AlGaN low-dimensional structures excited by terahertz radiation. The structures are shown to represent linear...
Weber, W., Golub, L. E., Danilov, S. N., Karch, J., Reitmaier, C., Wittmann, B., ...
Photogalvanic effects are observed and investigated in wurtzite (0001)-oriented GaN/AlGaN low-dimensional structures excited by terahertz radiation. The structures are shown to represent linear...
Magneto-gyrotropic effects in semiconductor quantum wells (review) (2008)
Bel'kov, V. V., Ganichev, S. D.
Magneto-gyrotropic photogalvanic effects in quantum wells are reviewed. We discuss experimental data, results of phenomenological analysis and microscopic models of these effects. The current flow is...
Symmetry and spin dephasing in (110)-grown quantum wells (2007)
Bel'kov, V. V., Olbrich, P., Tarasenko, S. A., Schuh, D., Wegscheider, W., Korn, T., ...
Symmetry and spin dephasing of in (110)-grown GaAs quantum wells (QWs) are investigated applying magnetic field induced photogalvanic effect (MPGE) and time-resolved Kerr rotation. We show that MPGE...
Magneto-gyrotropic photogalvanic effects in GaN/AlGaN two-dimensional systems (2007)
Weber, W., Seidl, S., Danilov, S. N., Prettl, W., Bel'kov, V. V., Golub, L. E., ...
The magneto-gyrotropic photogalvanic and spin-galvanic effects are observed in (0001)-oriented GaN/AlGaN heterojunctions excited by terahertz radiation. We show that free-carrier absorption of...
Magneto-gyrotropic photogalvanic effects due to inter-subband absorption in quantum wells (2007)
Diehl, H., Shalygin, V. A., Danilov, S. N., Tarasenko, S. A., Bel'kov, V. V., Schuh, D., ...
We report on the observation of the magneto-photogalvanic effect (MPGE) due to inter-subband transitions in (001)-oriented GaAs quantum wells. This effect is related to the gyrotropic properties of...
Ganichev, S. D., Danilov, S. N., Bel'kov, V. V., Giglberger, S., Tarasenko, S. A., Ivchenko, E. L., ...
We show that spin-dependent electron-phonon interaction in the energy relaxation of a two-dimensional electron gas results in equal and oppositely directed currents in the spin-up and spin-down...
Ganichev, S. D., Danilov, S. N., Bel'kov, V. V., Giglberger, S., Tarasenko, S. A., Ivchenko, E. L., ...
We show that spin-dependent electron-phonon interaction in the energy relaxation of a two-dimensional electron gas results in equal and oppositely directed currents in the spin-up and spin-down...
Ganichev, S. D., Danilov, S. N., Bel'kov, V. V., Giglberger, S., Tarasenko, S. A., Ivchenko, E. L., ...
We show that spin-dependent electron-phonon interaction in the energy relaxation of a two-dimensional electron gas results in equal and oppositely directed currents in the spin-up and spin-down...
Giglberger, S., Golub, L. E., Bel'kov, V. V., Danilov, S. N., Schuh, D., Gerl, Ch., ...
The spin-galvanic effect and the circular photogalvanic effect induced by terahertz radiation are applied to determine the relative strengths of Rashba and Dresselhaus band spin-splitting in...
Demonstration of Rashba spin splitting in GaN-based heterostructures (2005)
Weber, W., Ganichev, S. D., Kvon, Z. D., Bel'kov, V. V., Golub, L. E., Danilov, S. N., ...
The circular photogalvanic effect (CPGE), induced by infrared radiation, has been observed in (0001)-oriented GaN quantum well (QW) structures. The photocurrent changes sign upon reversing the...
Magneto-Gyrotropic Photogalvanic Effects in Semiconductor Quantum Wells (2005)
Bel'kov, V. V., Ganichev, S. D., Ivchenko, E. L., Tarasenko, S. A., Weber, W., Giglberger, S., ...
We show that free-carrier (Drude) absorption of both polarized and unpolarized terahertz radiation in quantum well (QW) structures causes an electric photocurrent in the presence of an in-plane...
Can an electric current orient spins in quantum wells? (2004)
Ganichev, S. D., Danilov, S. N., Schneider, Petra, Bel'kov, V. V., Golub, L. E., Wegscheider, W., ...
A longstanding theoretical prediction is the orientation of spins by an electrical current flowing through low-dimensional carrier systems of sufficiently low crystallographic symmetry. Here we show...
Spin relaxation times of 2D holes from spin sensitive bleaching of inter-subband absorption (2004)
Schneider, Petra, Kainz, J., Ganichev, S. D., Bel'kov, V. V., Danilov, S. N., Glazov, M. M., ...
We present spin relaxation times of 2D holes obtained by means of spin sensitive bleaching of the absorption of infrared radiation in p-type GaAs/AlGaAs quantum wells (QWs). It is shown that the...
Magneto-Gyrotropic Photogalvanic Effect in Semiconductor Quantum Wells (2003)
Bel'kov, V. V., Ganichev, S. D., Schneider, Petra, Giglberger, S., Ivchenko, E. L., Tarasenko, S. A., ...
We investigate both experimentally and theoretically, the magneto-gyrotropic photogalvanic effect in zinc-blende based quantum wells with $C_{2v}$ point-group symmetry using optical excitation in the...
Spin-galvanic effect due to optical spin orientation in n-type GaAs quantum well structures (2003)
Ganichev, S. D., Schneider, Petra, Bel'kov, V. V., Ivchenko, E. L., Tarasenko, S. A., Wegscheider, W., ...
Under oblique incidence of circularly polarized infrared radiation the spin-galvanic effect (SGE) has been unambiguously observed in (001)-grown n-type GaAs quantum well structures in the absence of...
Circular Photogalvanic Effect at Inter-Band Excitation in Semiconductor Quantum Wells (2003)
Bel'kov, V. V., Ganichev, S. D., Schneider, Petra, Back, C., Oestereich, M., Rudolph, J., ...
We observed a circular photogalvanic effect (CPGE) in GaAs quantum wells at inter-band excitation. The spectral dependence of the CPGE is measured together with that of the polarization degree of the...
Ganichev, S. D., Bel'kov, V. V., Golub, L. E., Ivchenko, E. L., Schneider, Petra, Giglberger, S., ...
The relative strengths of Rashba and Dresselhaus terms describing the spin-orbit coupling in semiconductor quantum well (QW) structures are extracted from photocurrent measurements on n-type InAs QWs...
Spin-galvanic effect due to optical spin orientation (2003)
Ganichev, S. D., Schneider, Petra, Bel'kov, V. V., Ivchenko, E. L., Tarasenko, S. A., Wegscheider, W., ...
Under oblique incidence of circularly polarized infrared radiation the spin-galvanic effect has been unambiguously observed in (001)-grown $n$-type GaAs quantum well (QW) structures in the absence of...
Resonant inversion of the circular photogalvanic effect in n-doped quantum wells (2003)
Ganichev, S. D., Bel'kov, V. V., Schneider, Petra, Ivchenko, E. L., Tarasenko, S. A., Wegscheider, W., ...
We show that the sign of the circular photogalvanic effect can be changed by tuning the radiation frequency of circularly polarized light. Here resonant inversion of the photogalvanic effect has been...
Spin-sensitive Bleaching and Spin-Relaxation in QW's (2003)
Schneider, Petra, Ganichev, S. D., Kainz, J., Roessler, U., Wegscheider, W., Weiss, D., ...
Spin-sensitive saturation of absorption of infrared radiation has been investigated in p-type GaAs QWs. It is shown that the absorption saturation of circularly polarized radiation is mostly...
Optical Spin Orientation under Inter- and Intra-Subband Transitions in QWs (2003)
Tarasenko, S. A., Ivchenko, E. L., Bel'kov, V. V., Ganichev, S. D., Schowalter, D., Schneider, Petra, ...
It is shown that absorption of circularly polarized infrared radiation achieved by inter-subband and intra-subband (Drude-like) transitions results in a monopolar spin orientation of free carriers....
Spin-photocurrent in p-SiGe quantum wells under terahertz laser irradiation (2003)
Bel'kov, V. V., Ganichev, S. D., Schneider, Petra, Schowalter, D., Roessler, U., Prettl, W., ...
A detailed study of the circular photogalvanic effect (CPGE) in SiGe structures is presented. It is shown that the CPGE becomes possible due to the built-in asymmetry of quantum wells (QWs) in...
Spin-Galvanic Effect in Quantum Wells (2003)
Ganichev, S. D., Ivchenko, E. L., Bel'kov, V. V., Tarasenko, S. A., Sollinger, M., Schowalter, D., ...
It is shown that a homogeneous non-equlibrium spin-polarization in semiconductor heterostructures results in an electric current. The microscopic origin of the effect is an inherent asymmetry of...
Monopolar Optical Orientation of Electronic Spins in Semiconductors (2003)
Tarasenko, S. A., Ivchenko, E. L., Bel'kov, V. V., Ganichev, S. D., Schowalter, D., Schneider, Petra, ...
It is shown that absorption of circularly polarized infrared radiation due to intraband (Drude-like) transitions in n-type bulk semiconductors and due to intra-subband or inter-subband transitions in...
Spin-dependent tunnelling through a symmetric barrier (2003)
Perel', V. I., Tarasenko, S. A., Yassievich, I. N., Ganichev, S. D., Bel'kov, V. V., Prettl, W.
The problem of electron tunnelling through a symmetric semiconductor barrier based on zinc-blende-structure material is studied. The $k^3$ Dresselhaus terms in the effective Hamiltonian of bulk...
Magnetic Field Induced Circular Photogalvanic Effect in InAs Quantum Wells (2002)
Ganichev, S. D., Bel'kov, V. V., Ivchenko, E. L., Tarasenko, S. A., Sollinger, M.
This article is from ADA408025 Nanostructures: Physics and Technology International Symposium (9th), St. Petersburg, Russia, June 18-22, 2001 Proceedings
Spin Sensitive Bleaching of Absorption in P-Type GaAs/AlGaAs QWs (2002)
Ganichev, S. D., Danilov, S. N., Bel'kov, V. V., Ivchenko, E. L., Vorobjev, L. E.
This article is from ADA408025 Nanostructures: Physics and Technology International Symposium (9th), St. Petersburg, Russia, June 18-22, 2001 Proceedings
Spin sensitive bleaching and monopolar spin orientation in quantum wells (2001)
Ganichev, S. D., Danilov, S. N., Bel'kov, V. V., Ivchenko, E. L., Bichler, M., Wegscheider, W., ...
Spin sensitive bleaching of the absorption of far-infrared radiation has been observed in $p$-type GaAs/AlGaAs quantum well structures. The absorption of circularly polarized radiation saturates at...