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Efficiency of Resonance and Cascade Schemes of Fluorescence Excitation in Atoms in Mesosphere for Laser Guide Star Creation. Part II. Iron Atoms
Efficiency of Resonance and Cascade Schemes of Fluorescence Excitation in Atoms in Mesosphere for Laser Guide Star Creation. Part II. Iron Atoms
A laser guide star (LGS) is an essential part of the adaptive optics system of a ground-based optical telescope. The main ...
The Relation of Density and Temperature Fluctuations to the Kinetic Energy of Turbulence in the Atmospheric Boundary Layer
The Relation of Density and Temperature Fluctuations to the Kinetic Energy of Turbulence in the Atmospheric Boundary Layer
It is shown that the development of the turbulence theory should aim at studying not only incompressible vortex component ...
Two-Component Optical Model of Stratospheric Aerosol and Its Application to Interpretation of Lidar Measurements
Two-Component Optical Model of Stratospheric Aerosol and Its Application to Interpretation of Lidar Measurements
Biomass burning aerosol has a significant effect on radiation properties of the stratosphere. Some known data about this a...
Ground-based Stationary Differential Absorption Lidars for Monitoring Greenhouse Gases in the Atmosphere
Ground-based Stationary Differential Absorption Lidars for Monitoring Greenhouse Gases in the Atmosphere
Natural and anthropogenic increase in the greenhouse gas concentrations in the atmosphere is currently considered a determ...
Nonlinear Multiplier and Deep Learning Based Fixed Threshold On-Off Keying Detection for Free-Space Optical Communications
Nonlinear Multiplier and Deep Learning Based Fixed Threshold On-Off Keying Detection for Free-Space Optical Communications
On-off keying (OOK) signal is affected by the scintillation effect caused by atmospheric turbulence when it is transmitted...
Phytoplankton Concentration Distribution in the Kara Sea According to Aircraft Laser Sounding Data
Phytoplankton Concentration Distribution in the Kara Sea According to Aircraft Laser Sounding Data
The spatial distribution of the relative concentration of chlorophyll-a in surface waters was estimated at three sites in ...
Efficiency of Resonance and Cascade Schemes of Fluorescence Excitation in Atoms in Mesosphere for Laser Guide Star Creation. Part I. Potassium and Nickel Atoms
Efficiency of Resonance and Cascade Schemes of Fluorescence Excitation in Atoms in Mesosphere for Laser Guide Star Creation. Part I. Potassium and Nickel Atoms
A laser guide star (LGS) is an essential part of the adaptive optics system of a ground-based optical telescope. The main ...
Variability of Multilayer Cloud Field Structure over Western and Eastern Siberia in Summer and Winter in 2006–2023 Based on CALIPSO Data
Variability of Multilayer Cloud Field Structure over Western and Eastern Siberia in Summer and Winter in 2006–2023 Based on CALIPSO Data
One of the indicators of ongoing climate change is the evolution of cloud regimes, both in individual regions and globally...
Laser Transillumination Study of Supersonic Jets
Laser Transillumination Study of Supersonic Jets
Contactless laser transillumination method is promising for studying the flow structure in turbulent supersonic jets. Howe...
Influence of Inhomogeneous Optical Radiation Propagation Media on the Accuracy of Space Depth Mapping by Multizone Active-Pulse Television Measuring Systems
Influence of Inhomogeneous Optical Radiation Propagation Media on the Accuracy of Space Depth Mapping by Multizone Active-Pulse Television Measuring Systems
The range of detecting objects in inhomogeneous optical radiation propagation media by television measuring systems decrea...
Classification of Atmospheric Aerosols based on Photometric Measurements and Empirical Regional Model MUrA
Classification of Atmospheric Aerosols based on Photometric Measurements and Empirical Regional Model MUrA
Classification of atmospheric aerosols is significant in evaluating the influence of aerosols on the climate system, ident...
Dynamic Phenomena in Stratospheric and Mesospheric Ozone of Polar Atmosphere in February–March 2023
Dynamic Phenomena in Stratospheric and Mesospheric Ozone of Polar Atmosphere in February–March 2023
Microwave measurements of ozone were performed in the middle atmosphere over Apatity (67° N, 33° E) in winter 20...
Black Carbon and Brown Carbon and Selective Smoke Aerosol Absorption during Massive Wildfires in Alaska in 2019 and Canada in 2023
Black Carbon and Brown Carbon and Selective Smoke Aerosol Absorption during Massive Wildfires in Alaska in 2019 and Canada in 2023
Smoky haze which occurs during large-scale wildfires essentially transforms the radiative regime of the atmosphere over la...
Monte Carlo Simulation of Polarized Signals of a Laser Navigation System
Monte Carlo Simulation of Polarized Signals of a Laser Navigation System
Algorithms for stochastic simulation of a polarized signal arriving at a photodetector of an aircraft laser navigation sys...
Ground-Level Ozone as a Factor of Increase in Community-Acquired Pneumonia Rate in Moscow in Warm Seasons
Ground-Level Ozone as a Factor of Increase in Community-Acquired Pneumonia Rate in Moscow in Warm Seasons
Community-acquired pneumonia is among the most common acute infectious diseases. According to official statistics, pneumon...
Optical Model of Cirrus Clouds with Preferentially Oriented Particles for Lidar Applications
Optical Model of Cirrus Clouds with Preferentially Oriented Particles for Lidar Applications
Cirrus clouds are currently under close attention since they play an important role in the formation of the Earth’s ...
Capabilities of Non-line-of-sight Optical Communications with UAV through Water–Atmosphere Interface
Capabilities of Non-line-of-sight Optical Communications with UAV through Water–Atmosphere Interface
А non-line-of-sight optical (NLOS) communication line with an unmanned aerial vehicle (UAV) through the water–...
Optical Inspection of Surfaces under Large Strains Using Digital Image Correlation
Optical Inspection of Surfaces under Large Strains Using Digital Image Correlation
Surface inspection under large strains is a critical problem for both civil and mechanical engineering. Optical techniques...
Photonic Crystals with an Arbitrary Number of Photonic Band Gaps Made of Porous Quartz with a Gradual Change in the Refractive Index
Photonic Crystals with an Arbitrary Number of Photonic Band Gaps Made of Porous Quartz with a Gradual Change in the Refractive Index
One-dimensional photonic crystals with an arbitrary number and spectral position of photonic band gaps in the optical spec...
Orbital Collapse of the 5-Electrons in the Superheavy Elements of the 8th Period
Orbital Collapse of the 5-Electrons in the Superheavy Elements of the 8th Period
The presence of the orbital collapse of the g-orbitals in the excited state of the atom with the nuclear charge number Z =...
Determination of Conductivity Electron Concentration in Single-Crystalline -GaSb Samples Using FIR Reflection Spectra at = 295 K
Determination of Conductivity Electron Concentration in Single-Crystalline -GaSb Samples Using FIR Reflection Spectra at = 295 K
A method is proposed for separately determining the concentrations of “light” and “heavy” electron...
Relativistic Calculations of the Potential Energy Curve and QED-Corrections for the Ground State of the CO Molecule
Relativistic Calculations of the Potential Energy Curve and QED-Corrections for the Ground State of the CO Molecule
A non-empirical relativistic calculation of the potential energy curve of the ground X 1Σ+ state of the carbon ...
Application of the Jost Function for Calculation of the Ground State of the Lithium Atom
Application of the Jost Function for Calculation of the Ground State of the Lithium Atom
The paper proposes a method for calculating the ground state of the lithium atom based on the search for the roots of the ...
Electronically Controlled Nonlinear Devices on the Graphene Plasmonics Platform in the Far- and Mid-Infrared Range. Review
Electronically Controlled Nonlinear Devices on the Graphene Plasmonics Platform in the Far- and Mid-Infrared Range. Review
The relevance of the topic is because of the need to master the infrared (IR) range for optical telecommunications systems...
Graphene Magnetoplasmonics as a Platform for Creating THz and Mid-IR Devices with Combined Electrical and Magnetic Tuning
Graphene Magnetoplasmonics as a Platform for Creating THz and Mid-IR Devices with Combined Electrical and Magnetic Tuning
The aim of this paper is to provide an overview of the current state of graphene magnetoplasmonics, including fundamentals...
Use of Fuzzy Inference for Simulating a Process of Changing the Technical Condition of Electrical Equipment of Mobile Robotic Complexes
Use of Fuzzy Inference for Simulating a Process of Changing the Technical Condition of Electrical Equipment of Mobile Robotic Complexes
Modern robotic systems are equipped with complex electrical equipment, which accounts for more than half of the failures c...
New Analytical Approaches to Determination of Linear Alkylbenzene Sulfonates in Natural Water at Level Using HPLC-UV, NMR Spectroscopy, and GC-MS
New Analytical Approaches to Determination of Linear Alkylbenzene Sulfonates in Natural Water at Level Using HPLC-UV, NMR Spectroscopy, and GC-MS
Sodium alkylbenzene sulfonates or linear alkylbenzene sulfonates (LAS), as they are commonly known, are among the most tox...
A Model of Magnetohydrodynamic Domains for a Nematic with a Negative Anisotropy of Diamagnetic Susceptibility
A Model of Magnetohydrodynamic Domains for a Nematic with a Negative Anisotropy of Diamagnetic Susceptibility
Observation by optical polarization microscopy of test particles (spacers) embedded in a nematic layer with negative diama...
Classification of Medical Images by Deep Neural Networks
Classification of Medical Images by Deep Neural Networks
As a result of the research, the model combining the ResNet-50 architecture and the pre-trained BERT language model that h...
Truncated cylindrical array plate for mid-air imaging
Truncated cylindrical array plate for mid-air imaging
Mid-air imaging, a visual display technology for augmented reality (AR) that enables multiple people to view images simult...
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