253 citations · 1.4k across the 22 of their papers we have counts for
22 papers
Strong enhancement of heavy-hole Landé factor in InGaAs symmetric quantum dots revealed by coherent optical spectroscopy
A. V. Trifonov, I. A. Akimov, L. E. Golub +9
We reveal the existence of a large in-plane heavy-hole factor in symmetric self-assembled (001) (In,Ga)As/GaAs quantum dots due to warping of valence band states. This warping…
Photocurrents in gyrotropic Weyl semimetals
L. E. Golub, E. L. Ivchenko, B. Z. Spivak
We present results of a theoretical study of photocurrents in the Weyl semimetals belonging to the gyrotropic symmetry classes. We show that, in weakly gyrotropic symmetry classes…
Magnetic quantum ratchet effect in (Cd,Mn)Te- and CdTe-based quantum well structures with a lateral asymmetric superlattice
P. Faltermeier, G. V. Budkin, J. Unverzagt +13
We report on the observation of magnetic quantum ratchet effect in (Cd,Mn)Te- and CdTe-based quantum well structures with an asymmetric lateral dual grating gate superlattice subje…
Spin-dependent phenomena in semiconductors in strong electric fields
L. E. Golub, E. L. Ivchenko
We develop a theory of spin-dependent phenomena in the streaming regime characterized by ballistic acceleration of electrons in the moderate electric field until they achieve the o…
Ratchet effects in two-dimensional systems with a lateral periodic potential
A. V. Nalitov, L. E. Golub, E. L. Ivchenko
Radiation-induced ratchet electric currents have been studied theoretically in graphene with a periodic noncentrosymmetric lateral potential. The ratchet current generated under no…
Spin orientation by electric current in (110) quantum wells
L. E. Golub, E. L. Ivchenko
We develop a theory of spin orientation by electric current in (110)-grown semiconductor quantum wells. The controversy in the factor of two from two existed approaches is resolved…
Valley separation in graphene by polarized light
L. E. Golub, S. A. Tarasenko, M. V. Entin +1
We show that the optical excitation of graphene with polarized light leads to the pure valley current where carriers in the valleys counterflow. The current in each valley originat…
Gyrotropy and magneto-spatial dispersion effects at intersubband transitions in quantum wells
L. E. Golub
Gyrotropic properties of multiple quantum well structures are studied theoretically. Symmetry analysis is performed yielding the gyrotropy tensor components for structures grown al…
Spin and transport effects in quantum microcavities with polarization splitting
M. M. Glazov, L. E. Golub
Transport properties of exciton-polaritons in anisotropic quantum microcavities are considered theoretically. Microscopic symmetry of the structure is taken into account by allowin…
Spin-orbit interaction and weak localization in heterostructures
M. M. Glazov, L. E. Golub
Theory of weak localization in two-dimensional high-mobility semiconductor systems is developed with allowance for the spin-orbit interaction. The obtained expressions for anomalou…
Electric field control of spin-orbit splittings in GaAs/AlGaAs coupled quantum wells
A. V. Larionov, L. E. Golub
Electron spin dynamics is investigated in n-i-n GaAs/AlGaAs coupled quantum wells. The electron spin dephasing time is measured as a function of an external electrical bias under r…
Quantum and classical multiple scattering effects in spin dynamics of cavity polaritons
M. M. Glazov, L. E. Golub
The transport properties of exciton-polaritons are studied with allowance for their polarization. Both classical multiple scattering effects and quantum effects such as weak locali…
Spin and valley-orbit splittings in SiGe/Si heterostructures
M. O. Nestoklon, L. E. Golub, E. L. Ivchenko
Spin and valley-orbit splittings are calculated in SiGe/Si/SiGe quantum wells (QWs) by using the tight-binding approach. In accordance with the symmetry considerations an existence…
Observation of Spin Relaxation Anisotropy in Semiconductor Quantum Wells
N. S. Averkiev, L. E. Golub, A. S. Gurevich +5
Spin relaxation of two-dimensional electrons in asymmetrical (001) AlGaAs quantum wells are measured by means of Hanle effect. Three different spin relaxation times for spins orien…
Weak antilocalization in high-mobility two-dimensional systems
L. E. Golub
Theory of weak antilocalization is developed for high-mobility two-dimensional systems. Spin-orbit interaction of Rashba and Dresselhaus types is taken into account. Anomalous magn…
Weak antilocalization in quantum wells in tilted magnetic fields
G. M. Minkov, A. V. Germanenko, O. E. Rut +4
Weak antilocalization is studied in an InGaAs quantum well. Anomalous magnetoresistance is measured and described theoretically in fields perpendicular, tilted and parallel to the…
Spin Splitting in Symmetrical SiGe Quantum Wells
L. E. Golub, E. L. Ivchenko
Spin splitting of conduction electron states has been analyzed for all possible point symmetries of SiGe quantum well structures. A particular attention is paid to removal of spin…
Spin-orbit interaction and the 'metal-insulator' transition observed in two-dimensional hole systems
L. E. Golub, S. Pedersen
We present calculations of the spin and phase relaxation rates in GaAs/AlGaAs -type quantum wells. These rates are used to derive the temperature dependence of the weak-localiza…
Spin Relaxation Anisotropy in Two-Dimensional Semiconductor Systems
N. S. Averkiev, L. E. Golub, M. Willander
Spin relaxation is investigated theoretically in two-dimensional systems. Various semiconductor structures of both n- and p-types are studied in detail. The most important spin rel…
Giant Spin Relaxation Anisotropy in Zinc-Blende Heterostructures
N. S. Averkiev, L. E. Golub
Spin relaxation in-plane anisotropy is predicted for heterostructures based on zinc-blende semiconductors. It is shown that it manifests itself especially brightly if the two spin…
Effect of intersubband scattering on weak localization in 2D systems
N. S. Averkiev, L. E. Golub, S. A. Tarasenko +1
The theory of weak localization is generalized for multilevel 2D systems taking into account intersubband scattering. It is shown that weak intersubband scattering which is negligi…
Weak localisation in AlGaAs/GaAs p-type quantum wells
S. Pedersen, C. B. Sorensen, A. Kristensen +3
We have for the first time experimentally investigated the weak localisation magnetoresistance in a AlGaAs/GaAs p-type quantum well. The peculiarity of such systems is that spin-or…