320 citations · 1.8k across the 45 of their papers we have counts for
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Giant PhotoMagnetoDiode Effect
V. L. Korenev, S. A. Tarasenko
We report the observation of a photomagnetodiode effect with a giant rectification ratio of 10 at a magnetic field of 0.1 T. The effect consists of a diode-like dependence of the p…
Non-local synchronization of continuous time crystals in a semiconductor
Alex Greilich, Nataliia E. Kopteva, Vladimir L. Korenev +6
Synchronization resulting in unified collective behavior of the individual elements of a system that are weakly coupled to each other has long fascinated scientists. Examples range…
Exciton-resonant detection of high-frequency surface acoustic waves from subwavelength metal gratings
Olga Ken, Dmytro Horiachyi, Ilya Akimov +8
We report on all-optical generation and detection of high-frequency (up to about 30 GHz) surface acoustic waves (SAWs) in GaAs/AlGaAs heterostructures with short-period Au gratings…
Spin relaxation of localized electrons in monolayer MoSe: importance of random effective magnetic fields
Eyüp Yalcin, Ina V. Kalitukha, Ilya A. Akimov +8
We study the Hanle and spin polarization recovery effects on resident electrons in a monolayer MoSe on EuS. We demonstrate that localized electrons provide the main contributio…
Exploring nonlinear dynamics in periodically driven time crystal: from synchronized to chaotic motion
Alex Greilich, Nataliia E. Kopteva, Vladimir L. Korenev +1
The coupled electron-nuclear spin system in an InGaAs semiconductor as testbed of nonlinear dynamics can develop auto-oscillations, resembling time-crystalline behavior, when conti…
Optically induced spin electromotive force in ferromagnetic-semiconductor quantum well structure
Igor V. Rozhansky, Ina V. Kalitukha, Grigorii S. Dimitriev +6
Hybrid structures combining ferromagnetic (FM) and semiconductor constituents have great potential for future applications in the field of spintronics. A systematic approach to stu…
Continuous time crystal in an electron-nuclear spin system: stability and melting of periodic auto-oscillations
A. Greilich, N. E. Kopteva, A. N. Kamenskii +3
Crystals spontaneously break the continuous translation symmetry in space, despite the invariance of the underlying energy function. This has triggered suggestions of time crystals…
Optical alignment and orientation of excitons in ensemble of core/shell CdSe/CdS colloidal nanoplatelets
O. O. Smirnova, I. V. Kalitukha, A. V. Rodina +10
We report on the experimental and theoretical studies of optical alignment and optical orientation effects in an ensemble of core/shell CdSe/CdS colloidal nanoplatelets. The depend…
Effect of electric current on optical orientation of electrons in AlGaAs/GaAs heterostructure
O. S. Ken, E. A. Zhukov, I. A. Akimov +10
The effect of a lateral electric current on the photoluminescence H-band of an AlGaAs/GaAs heterostructure is investigated. The photoluminescence intensity and optical orientation…
Step-like spectral distribution of photoelectrons at the percolation threshold in heavily -doped GaAs
S. V. Poltavtsev, R. I. Dzhioev, V. L. Korenev +3
We study the origin of the step-like shoulder on the high energy side of the low temperature photoluminescence spectrum of heavily -doped GaAs. We show experimentally that it is…
Voltage control of the long-range p-d exchange coupling in a ferromagnet-semiconductor quantum well hybrid structure
V. L. Korenev, I. V. Kalitukha, I. A. Akimov +14
Voltage control of ferromagnetism on the nanometer scale is highly appealing for the development of novel electronic devices. Here a key challenge is to implement and combine low p…
Single-beam resonant spin amplification of electrons interacting with nuclei in a GaAs/(Al,Ga)As quantum well
M. Kotur, F. Saeed, R. W. Mocek +6
The dynamic polarization of nuclear spins interacting with resident electrons under resonant excitation of trions is studied in a nominally undoped GaAs/(Al,Ga)As quantum well. Unl…
Optical orientation and alignment of excitons in ensembles of inorganic perovskite nanocrystals
M. O. Nestoklon, S. V. Goupalov, R. I. Dzhioev +12
We demonstrate the optical orientation and alignment of excitons in a two-dimensional layer of CsPbI perovskite nanocrystals prepared by colloidal synthesis and measure the ani…
High-efficiency optical pumping of nuclear polarization in a GaAs quantum well
R. W. Mocek, V. L. Korenev, M. Bayer +6
The dynamic polarization of nuclear spins by photoexcited electrons is studied in a high quality GaAs/AlGaAs quantum well. We find a surprisingly high efficiency of the spin transf…
Nuclear spin warm-up in bulk n-GaAs
M. Kotur, R. I. Dzhioev, M. Vladimirova +3
We show that the spin-lattice relaxation in n-type insulating GaAs is dramatically accelerated at low magnetic fields. The origin of this effect, that cannot be explained in terms…
Optical spin orientation of minority holes in a modulation-doped GaAs/(Ga,Al)As quantum well
A. V. Koudinov, R. I. Dzhioev, V. L. Korenev +2
The optical spin orientation effect in a GaAs/(Ga,Al)As quantum well containing a high-mobility 2D electron gas was found to be due to spin-polarized minority carriers, the holes.…
Inhomogeneous nuclear spin polarization induced by helicity-modulated optical excitation of fluorine-bound electron spins in ZnSe
F. Heisterkamp, A. Greilich, E. A. Zhukov +7
Optically-induced nuclear spin polarization in a fluorine-doped ZnSe epilayer is studied by time-resolved Kerr rotation using resonant excitation of donor-bound excitons. Excitatio…
Longitudinal and transversal spin dynamics of donor-bound electrons in fluorine-doped ZnSe: spin inertia versus Hanle effect
F. Heisterkamp, E. A. Zhukov, A. Greilich +4
The spin dynamics of the strongly localized, donor-bound electrons in fluorine-doped ZnSe epilayers is studied by pump-probe Kerr rotation techniques. A method exploiting the spin…
Giant spin torque in systems with anisotropic exchange interaction
Vladimir L. Korenev
Control of magnetic domain wall movement by the spin-polarized current looks promising for creation of a new generation of magnetic memory devices. A necessary condition for this i…
Optical orientation of the homogeneous non-equilibrium Bose-Einstein condensate of bright excitons (polaritons)
V. L. Korenev
A simple model, describing the dynamics of the non-equilibrium pseudospin of a homogeneous Bose-Einstein condensate of exciton polaritons, has been formulated. It explains the supp…
Multitudes of Stable States in a Periodically Driven Electron-Nuclear Spin System in a Quantum Dot
V. L. Korenev
The periodical modulation of circularly polarized light with a frequency close to the electron spin resonance frequency induces a sharp change of the single electron spin orientati…
Comment on The Rise of Semiconductor Spintronics
Vladimir L. Korenev
I argue that most of the key experiments that have born semiconductor spintronics were done and published earlier than the papers cited in the Nature Physics, 4 S20 (2008) mileston…
Fine structure and optical pumping of spins in individual semiconductor quantum dots
Allan S. Bracker, Daniel Gammon, Vladimir L. Korenev
We review spin properties of semiconductor quantum dots and their effect on optical spectra. Photoluminescence and other types of spectroscopy are used to probe neutral and charged…
Optical Orientation in Ferromagnet/Semiconductor Hybrids
V. L. Korenev
The physics of optical pumping of semiconductor electrons in the ferromagnet/semiconductor hybrids is discussed. Optically oriented semiconductor electrons detect the magnetic stat…