Search Results - "Vasil'evskii, I. S."
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Metamorphic InAlAs/InGaAs/InAlAs/GaAs HEMT heterostructures containing strained superlattices and inverse steps in the metamorphic buffer
Published in Journal of crystal growth (01-03-2013)“…Metamorphic InхAl1−хAs buffer design features influence on electrophysical and structural properties of the heterostructures was investigated. Two types of…”
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Contact Potential Difference in the Absence of a Current through a Sample in the Quantum Hall Effect Regime in InGaAs/InAlAs Heterostructure
Published in Physics of metals and metallography (01-02-2024)“…The paper presents experimental results of the appearance of a voltage at the potential contacts in the absence of an external current through a sample in the…”
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Anomalous Photoresponse of Heavily Doped GaAs/AlAs Superlattices with Electric Domains
Published in Journal of communications technology & electronics (01-12-2021)“…— The strong effect of weak interband illumination on tunneling transport in doped GaAs/AlAs superlattices was found under conditions of electric domain…”
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Modelling of Quantum-confined Stark Effect in III-V Heterostructures for Electro-optic Modulator Applications
Published in 2019 PhotonIcs & Electromagnetics Research Symposium - Spring (PIERS-Spring) (01-06-2019)“…The problem of modelling the absorption coefficient and refractive index spectra of III-V heterostructures with multiple quantum wells and superlattices under…”
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Conference Proceeding -
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Electron Transport in PHEMT AlGaAs/InGaAs/GaAs Quantum Wells at Different Temperatures: Influence of One-Side δ-Si Doping
Published in Semiconductors (Woodbury, N.Y.) (01-02-2018)“…The influence of the concentration of δ doping with Si on the electron transport properties of Al 0.25 Ga 0.75 As/In 0.2 Ga 0.8 As/GaAs pseudomorphic quantum…”
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Structural Properties of {LTG-GaAs/GaAs:Si} Superlattices on GaAs(100) and (111)A Substrates
Published in Nanotechnologies in Russia (01-12-2022)“…A new structure for photoconductive antennas is proposed, which represents a multilayer epitaxial film grown on a GaAs(111)A substrate and consisting of…”
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Temperature Dependences of the Threshold Current and Output Power of a Quantum-Cascade Laser Emitting at 3.3 THz
Published in Semiconductors (Woodbury, N.Y.) (01-11-2018)“…The active region of a THz (terahertz) quantum-cascade laser based on three tunnel-coupled GaAs/Al 0.15 Ga 0.85 As quantum wells with a resonance-phonon…”
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Electron-Quantum Transport in Pseudomorphic and Metamorphic In0.2Ga0.8As-Based Quantum Wells
Published in Semiconductors (Woodbury, N.Y.) (01-03-2019)“…Metamorphic high-electron-mobility transistor (HEMT) structures based on deep In 0.2 Ga 0.8 As/In 0.2 Al 0.8 As quantum wells (0.7 eV for Γ electrons) with…”
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THz Radiation of Photoconductive Antennas based on {LT-GaAa/GaAa:Si} Superlattice Structures
Published in Optics and spectroscopy (01-07-2020)“…A material in the form of a multilayer structure based on low-temperature LT-GaAs grown on (111)A-oriented substrates is proposed for fabrication of THz…”
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3.3 THz Quantum Cascade Laser Based on a Three GaAs/AlGaAs Quantum-Well Active Module with an Operating Temperature above 120 K
Published in Semiconductors (Woodbury, N.Y.) (01-02-2022)“…— The design of a terahertz (THz) quantum cascade laser (QCL) with an active module based on three GaAs/Al 0.18 Ga 0.82 As quantum wells for high-temperature…”
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Structural Characteristics of Epitaxial Low-Temperature Grown {InGaAs/InAlAs} Superlattices on InP(100) and InP(111)A Substrates
Published in Crystallography reports (01-05-2020)“…The structural characteristics of {InGaAs/InAlAs} superlattices, grown by molecular-beam epitaxy (MBE) at a temperature of 200°C on InP substrates with the…”
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Peculiarities of Silicon-Donor Ionization and Electron Scattering in Pseudomorphous AlGaAs/InGaAs/GaAs Quantum Wells with Heavy Unilateral Delta-Doping
Published in Technical physics letters (01-02-2018)“…The influence of the concentration of silicon donors on the electron-transport properties of pseudomorphous Al 0.25 Ga 0.75 As/In 0.2 Ga 0.8 As/GaAs quantum…”
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New Structure for Photoconductive Antennas Based on {LTG-GaAs/GaAs:Si} Superlattice on GaAs(111)A Substrate
Published in Crystallography reports (01-03-2019)“…The structural characteristics of a new structure for photoconductive antennas have been investigated. This structure is a multilayered epitaxial film grown on…”
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Pulsed laser modification of layered B-C and mixed BCx films on sapphire substrate
Published in Diamond and related materials (01-04-2021)“…The effect of pulsed laser annealing (PLA, i.e., action of nanosecond laser pulses in air atmosphere) on surface morphology, structure, chemical state, and…”
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Terahertz-radiation generation and detection in low-temperature-grown GaAs epitaxial films on GaAs (100) and (111)A substrates
Published in Semiconductors (Woodbury, N.Y.) (01-04-2017)“…The efficiency of the generation and detection of terahertz radiation in the range up to 3 THz by LT-GaAs films containing equidistant Si doping δ layers and…”
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Nonuniversal Scaling Behavior of Conductivity Peak Widths in the Quantum Hall Effect in InGaAs/InAlAs Structures
Published in Semiconductors (Woodbury, N.Y.) (01-12-2018)“…The longitudinal ρ xx and Hall ρ xy resistances were measured in the region of the quantum phase transitions for the quantum Hall effect regime with magnetic…”
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Features of Pulsed Laser Annealing of BC3 Films on a Sapphire Substrate
Published in Technical physics letters (01-05-2019)“…The morphology, chemical composition, microstructure, and electrical properties of BC 3 thin films subjected to melting by a nanosecond laser pulse are…”
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Transport in Short-Period GaAs/AlAs Superlattices with Electric Domains
Published in Semiconductors (Woodbury, N.Y.) (01-04-2018)“…Electronic transport in short-period GaAs/AlAs superlattices with resonant cavities was studied at room temperature. The evolution of tunneling current at…”
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Effect of (100) GaAs substrate misorientation on electrophysical parameters, structural properties and surface morphology of metamorphic HEMT nanoheterostructures InGaAs/InAlAs
Published in Journal of crystal growth (15-04-2014)“…The effect of GaAs (100) substrate misorientation on metamorphic high electron mobility transistor nanoheterostructure In0.64Al0.3As/In0.7Ga0.3As properties…”
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The Influence of the Annealing Regime on the Properties of Terahertz Antennas Based on Low-Temperature-Grown Gallium Arsenide
Published in Technical physics letters (2018)“…Low-temperature gallium arsenide (LT-GaAs) films were grown by the method of molecularbeam epitaxy (MBE) at a reduced temperature (230°C) on GaAs(100)…”
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