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Article
Russia 2035: The New Quality of the National Economy
Russia is completing the stage of adaptation to the changed conditions of interaction with the outside world. Now our country is faced with the task of carrying out a set of active measures aimed at modernizin...
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Article
Impact of Transverse Optical Confinement on Performance of 1.55 μm Vertical-Cavity Surface-Emitting Lasers with a Buried Tunnel Junction
Abstract—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 buried tunnel junction (BTJ) n++-InGaAs/p++-In...
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Article
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
Abstract—The possibility of using vertical-emitting lasers with intracavity contacts (IC-VCSEL) and a rhomboidal oxide current aperture for creating a non-zero magnetic field optically pumped atomic magnetometers...
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Article
Quantum Yield of an Avalanche Silicon Photodiode in the 114–170 and 210–1100 nm Wavelength Ranges
An avalanche silicon photodiode has been developed for the near IR, visible, UV and VUV light ranges. The external quantum efficiency has been studied in the 114–170 and 210–1100 nm ranges. It has been demonst...
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Article
Mushroom Mesa Structure for InAlAs–InGaAs Avalanche Photodiodes
Mushroom mesa structure for InAlAs/InGaAs avalanche photodiodes (APD) was proposed and investigated. APD heterostructrures were grown by molecular-beam epitaxy. Fabricated APDs with the sensitive area diameter...
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Article
Peculiarities of Growth of InAs Quantum Dot Arrays with Low Surface Density by Molecular Beam Epitaxy
The influence of the substrate temperature and the flux of In adatoms on the structural and optical characteristics of InAs quantum dots with a low surface density is experimentally studied. An increase in the...
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Article
Analysis of Internal Optical Loss of 1.3 μm Vertical-Cavity Surface-Emitting Laser Based on n++-InGaAs/p++-InGaAs/p++-InAlGaAs Tunnel Junction
Abstract—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 tunnel junction obtained in the frame of molecular-beam...
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Article
Investigation of the Characteristics of the InGaAs/InAlGaAs Superlattice for 1300 nm Range Vertical-Cavity Surface-Emitting Lasers
X-ray structural analysis and photoluminescence spectroscopy techniques were used to study heterostructures based on InGaAs/InAlGaAs superlattice for active regions of 1300 nm range lasers grown by molecular b...
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Article
Post-Growth Technology of Multi-Junction Photovoltaic Converters Based on A3B5 Heterostructures
Investigation and development of the post-growth technology for fabricating multi-junction photovoltaic converters based on GaInP/GaInAs/Ge heterostructure has been carried out. Antireflection coating, ohmic c...
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Article
High-Speed Vertical-Cavity Surface-Emitting 1550-nm-Range Lasers Manufactured by the Wafer Fusion Technology
The results of studies of the characteristics of vertical-cavity surface-emitting lasers of 1550-nm spectral range with active region based on quantum InGaAs wells implemented within wafer fusion technology. C...
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Article
Investigation of Methods for Texturing Light-Emitting Diodes Based on AlGaAs/GaAs Heterostructures
Investigations of methods for texturing the light-emitting surface of IR light-emitting diodes (LEDs) (wavelength 850 nm) based on AlGaAs/GaAs heterostructures with Bragg reflectors have been carried out. Deve...
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Article
Solubility in Ternary System NdCl3–PrCl3–H2O at 25°С
The solubility diagram of the ternary system NdCl3–PrCl3–H2O has been studied by the method of isothermal saturation in ampules at 25°C. In the system NdCl3–PrCl3–H2O, isovalent substitution solid solutions with ...
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Article
Global Challenges for the Strategic Planning System in Russia
The article discusses the current state of affairs with strategic planning in Russia. External and internal factors are described that complicate the long-term socio-economic development of Russia and require ...
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Article
1550 nm Range High-Speed Single-Mode Vertical-Cavity Surface-Emitting Lasers
The results of complex studies of static and dynamic performance of 1550 nm range VCSELs, which were created by direct bonding (wafer fusion technique) InAlGaAs/InP optical cavity wafers with AlGaAs/GaAs distr...
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Article
The Contribution of Large, Medium and Small Companies to Industry Dynamics
The article examines the structure of industries by the size of enterprises and evaluates the contribution of different groups of companies in terms of output to the growth of industry output. It is shown that...
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Article
Open AccessSimulation and Analysis of the Optical Characteristics of Cylindrical Micropillars with InAs/GaAs Quantum Dots
The optical characteristics of vertical cylindrical micropillars with AlGaAs distributed Bragg reflectors and InAs/GaAs quantum dots, which are designed for the fabrication of single-photon sources, have been ...
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Article
Institutional Factors in Economic Forecasts
The article assesses the possibilities of including institutional factors in macroeconomic and sectoral forecasts. It has been substantiated that a number of institutional features associated with the concentr...
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Article
Institutional Barriers for Fast Growing Companies
The article examines the institutional barriers for fast-growing companies in the sectoral and regional markets of Russia. The use of rank-dimensional analysis is substantiated to determine the zone of distort...
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Article
Iron(III) Removal from Aluminum Sulfate Solutions by Sorption
Sorption of aluminum(III) and iron(III) from their individual solutions and of iron(III) impurity from Al2(SO4)3 solutions on macroporous resins, Puromet MTS9560 phosphonic acid cation exchanger and Puromet MTS93...
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Article
The Design of an Electrically-Driven Single Photon Source of the 1.3-μm Spectral Range Based on a Vertical Microcavity with Intracavity Contacts
Using mathematical simulation methods, various versions of the design of electrically-driven single photon sources based on optical microcavities with single quantum dots are investigated. A version of the des...
