16 Result(s)
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Article
A. V. Shchepetilnikov
Particle and Nuclear Physics
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Article
Open AccessErratum to: Plasma Excitations in SiGe/Si Quantum Wells
An Erratum to this paper has been published: https://doi.org/10.1134/S0021364023380010
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Open AccessPlasma Excitations in SiGe/Si Quantum Wells
Plasma and magnetoplasma excitations in high-quality undoped two-dimensional electron systems based on SiGe/Si quantum wells are studied in detail. A two-dimensional electron system is formed by applying a vo-...
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Article
Open AccessSpin–Orbit Interaction in ZnO/MgxZn1 – xO Heterojunctions Probed by Electron Spin Resonance Spectroscopy
The spin–orbit interaction in a series of ZnO/MgxZn1 – xO heterojunctions containing a two-dimensional electron system with a wurtzite structure has been studied in detail. The spin–orbit coupling constants have ...
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Open AccessErratum to: Several Articles in JETP Letters
An Erratum to this paper has been published: https://doi.org/10.1134/S002136402235003X
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Article
Open AccessWeak Antilocalization Effect in an AlAs/AlGaAs Quantum Well
Weak antilocalization in a narrow AlAs quantum well containing a two-dimensional electron system with a large effective mass at low temperatures has been studied. Such quantum corrections are due to a strong s...
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Contactless Observation of Microwave Induced Resistance Oscillations in ZnO/MgxZn1 – xO Heterojunction
In high-quality ZnO/MgxZn1 – xO heterojunctions, microwave-induced magnetoresistance oscillations have been investigated using a contactless technique. The basic detection principle relies on the measurements of ...
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Electron Spin Resonance under Conditions of a Ferromagnetic Phase Transition
The spin resonance of two-dimensional conduction electrons in a ZnO/MgZnO heterojunction in tilted magnetic fields is studied near the filling factor ...
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Comparative Study of the Two-Dimensional Plasma Excitations in the Heterostructures ZnO/MgZnO, AlAs/AlGaAs, and GaAs/AlGaAs
The plasma oscillations in new advanced two-dimensional electron systems (2DESs) based on the heterostructures ZnO/MgZnO, AlAs/AlGaAs, and GaAs/AlGaAs are studied and compared. The relaxation times and the eff...
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Article
Observation of Electron Spin Resonance in the Microwave-Induced Photovoltage
The microwave-induced photovoltage in two-dimensional electron systems in an AlAs quantum well and a ZnO/MgZnO heterojunction under the conditions of the quantum Hall effect is investigated. When the magnetic ...
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Electron Spin Resonance in an AlAs Quantum Well near Filling Factor 1
The phenomenon of spin resonance of two-dimensional electrons confined in a 16 nm AlAs quantum well is studied in the quantum Hall effect regime near filling factor 1. At a temperature of T = 0.5K, spin resonance...
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Renormalization of the Effective Electron Mass Governing the Period of Microwave-Induced Resistance Oscillations in ZnO/MgZnO Heterojunctions
The phenomenon of microwave-induced magnetoresistance oscillations is studied in a series of ZnO/MgZnO heterojunctions characterized by different two-dimensional electron densities n. It is found that the effecti...
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Electron paramagnetic resonance study of the nuclear spin dynamics in an AlAs quantum well
The nuclear spin dynamics in an asymmetrically doped 16-nm AlAs quantum well grown along the [001] direction has been studied experimentally using the time decay of the Overhauser shift of paramagnetic resonan...
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Observation of Microwave-Induced Magnetoresistance Oscillations in a ZnO/Mg x Zn1–x O Heterojunction
Microwave-induced magnetoresistance and magnetoconductance oscillations in the two-dimensional electron system have been detected in a ZnO/Mg x Zn1–x ...
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Interface contributions to the spin-orbit interaction parameters of electrons at the (001) GaAs/AlGaAs interface
One-body mechanisms of spin splitting of the energy spectrum of 2D electrons in a one-side doped (001) GaAs/Al x Ga1 − x As quantum well have been studied theoret...
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Spin relaxation in GaAs/AlGaAs quantum wells in the vicinity of odd filling factors
Electron spin resonance in GaAs/AlGaAs quantum wells in the vicinity of odd filling factors ν = 3, 5, and 7 is investigated. The spin relaxation time of two-dimensional electrons is determined from the width o...
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Spin relaxation of two-dimensional electrons in a hall ferromagnet
Electron spin resonance in a system of two-dimensional electrons with a high electron mobility has been investigated and the position, width, intensity, and line shape of the resonance microwave absorption hav...
