Search Results - "Karachinsky, L. Ya"
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Metal–Dielectric Mirror Coatings for 4–5-μm Quantum-Cascade Lasers
Published in Bulletin of the Lebedev Physics Institute (01-12-2023)“…We report the results of a comparison of metal–dielectric mirror coatings for mid-IR quantum-cascade lasers (QCLs). Samples of QCLs with Al 2 O 3 /Ti/Au and…”
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Quantum-cascade lasers of mid-IR spectral range: epitaxy, diagnostics and device characteristics
Published in EPJ Web of conferences (01-01-2018)Get full text
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Observation of Long Turn-On Delay in Pulsed Quantum Cascade Lasers
Published in Journal of lightwave technology (01-04-2022)“…We present an experimental study of the turn-on delay in pulsed mid-infrared quantum cascade lasers. We report the unexpectedly long delay time depending on…”
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Investigation of the Noise Characteristics of Vertical-Cavity Surface-Emitting Laser with a Rhomboidal Oxide Current Aperture for Use in a Cs-Based Compact Atomic Magnetometer
Published in Technical physics letters (01-12-2023)“…—The possibility of using vertical-emitting lasers with intracavity contacts (IC-VCSEL) and a rhomboidal oxide current aperture for creating a non-zero…”
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Heterostructure of a 2.5 THz Range Quantum-Cascade Detector
Published in Semiconductors (Woodbury, N.Y.) (01-10-2023)“…The design of the heterostructure of a 2.5 THz range quantum-cascade detector is proposed and heterostructure is grown by molecular-beam epitaxy technique. To…”
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Features of Single-Mode Emission in 7.5–8.0 μm Range Quantum-Cascade Lasers with a Short Cavity Length
Published in Technical physics letters (01-12-2023)“…The possibility of realizing single-mode emission in quantum-cascade lasers due to modulation of output optical losses in a Fabry–Perot cavity is demonstrated…”
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Emission Linewidth and α-Factor of 1.55 μm-Range Vertical-Cavity Surface-Emitting Lasers Based on InGaAs/InGaAlAs Quantum Wells
Published in Optics and spectroscopy (01-02-2024)“…The emission linewidth of single-mode vertical-cavity surface-emitting lasers with an active region based on strained InGaAs/InGaAlAs quantum wells in the…”
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Study of Active Regions Based on Multiperiod GaAsN/InAs Superlattice
Published in Semiconductors (Woodbury, N.Y.) (01-11-2023)“…The results of a study of nitrogen-containing active regions based on superlattices grown on GaAs substrates are presented. Active regions based on alternating…”
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Investigation of Photoluminescence in the InGaAs/GaAs System with 1100-nm Range Quantum Dots
Published in Semiconductors (Woodbury, N.Y.) (01-02-2023)“…The results of studying the optical properties of InGaAs quantum dots are presented. Single-layer InGaAs quantum dots with a height of 5.3, 3.6 and 2.6…”
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Surface-Emitting Quantum-Cascade Lasers with a Grating Formed by Focused Ion Beam Milling
Published in Semiconductors (Woodbury, N.Y.) (01-10-2023)“…The results of studies of 7.5–8.0 μm range surface-emitting ring quantum-cascade lasers are presented. A second- order diffraction grating with a calculated…”
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Investigation of the Characteristics of the InGaAs/InAlGaAs Superlattice for 1300 nm Range Vertical-Cavity Surface-Emitting Lasers
Published in Technical physics (01-12-2023)“…X-ray structural analysis and photoluminescence spectroscopy techniques were used to study heterostructures based on InGaAs/InAlGaAs superlattice for active…”
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Heterostructures of Quantum-Cascade Lasers with Nonselective Overgrowth by Metalorganic Vapour Phase Epitaxy
Published in Technical physics letters (01-12-2023)“…The possibility of fabrication of 4.6 μm spectral range quantum-cascade laser heterostructures by molecular-beam epitaxy technique with non-selective…”
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13
Impact of Transverse Optical Confinement on Performance of 1.55 μm Vertical-Cavity Surface-Emitting Lasers with a Buried Tunnel Junction
Published in Technical physics letters (01-12-2023)“…—The impact of transverse optical confinement on the static and spectral characteristics of 1.55 μm vertical-cavity surface-emitting lasers (WF-VCSEL) with a…”
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14
Analysis of Internal Optical Loss of 1.3 μm Vertical-Cavity Surface-Emitting Laser Based on n++-InGaAs/p++-InGaAs/p++-InAlGaAs Tunnel Junction
Published in Technical physics letters (01-12-2023)“…—The analysis of internal optical loss and internal quantum efficiency in 1.3 μm-range InAlGaA-sP/AlGaAs a composite n + -InGaAs/ p + -InGaAs/ p + -InAlGaAs…”
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Study of the Spatial Characteristics of Emission of Surface-Emitting Ring Quantum-Cascade Lasers
Published in Semiconductors (Woodbury, N.Y.) (01-09-2023)“…The results of studies of ring quantum-cascade lasers with surface emission due to a second-order grating formed in the top cladding layers are presented…”
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1550 nm Range High-Speed Single-Mode Vertical-Cavity Surface-Emitting Lasers
Published in Semiconductors (Woodbury, N.Y.) (01-04-2023)“…The results of complex studies of static and dynamic performance of 1550 nm range VCSELs, which were created by direct bonding (wafer fusion technique)…”
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Room Temperature Lasing of Multi-Stage Quantum-Cascade Lasers at 8 μm Wavelength
Published in Semiconductors (Woodbury, N.Y.) (01-08-2018)“…Room-temperature lasing at a wavelength of 8 μm in multistage quantum-cascade lasers pumped by current pulses is demonstrated. A quantum-cascade laser…”
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Erratum to: Surface Emitting Quantum-Cascade Lasers with a Second-Order Grating and Elevated Coefficient of Coupling
Published in Bulletin of the Russian Academy of Sciences. Physics (01-10-2023)“…An Erratum to this paper has been published: https://doi.org/10.3103/S1062873823350022…”
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1.55-μm-Range Vertical-Cavity Surface-Emitting Lasers, Manufactured by Wafer Fusion of Heterostructures Grown by Solid-Source Molecular-Beam Epitaxy
Published in Semiconductors (Woodbury, N.Y.) (01-10-2020)“…The results are presented of a study and optimization of the conditions under which heterointerfaces of the GaAs–InGaAsP type are formed via the direct…”
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Heterostructures of Quantum-Cascade Laser for the Spectral Range of 4.6 μm for Obtaining a Continuous-Wave Lasing Mode
Published in Technical physics letters (01-05-2020)“…The method of molecular-beam epitaxy was used to fabricate an elastically balanced heterostructure of a quantum-cascade laser for the spectral range of 4.6 μm…”
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