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Statistical Simulation of Spaceborne Lidar Pulse Propagation in Cirrus Clouds Taking into Account Multiple Scattering
Statistical Simulation of Spaceborne Lidar Pulse Propagation in Cirrus Clouds Taking into Account Multiple Scattering
Laser remote sensing of cirrus clouds is accompanied by the problem of taking into account the multiple scattering of radi...
Airborne Lidar BSE-6 for Remote Detection of Clear-Air Turbulence
Airborne Lidar BSE-6 for Remote Detection of Clear-Air Turbulence
The development of instruments for remote detection of clear-air turbulence (CAT) for early warning of aircraft crew about...
System for Metal Vapor Active Medium Excitation for Non-Typical Lasing Modes
System for Metal Vapor Active Medium Excitation for Non-Typical Lasing Modes
Expansion of the functional capabilities of lasers in general and metal vapor lasers in particular is an urgent problem. I...
Synoptic Conditions for Ablation of the Sygyktinsky Glacier (Kodar Range)
Synoptic Conditions for Ablation of the Sygyktinsky Glacier (Kodar Range)
The influence of synoptic conditions on a 700-hPa isobaric surface on meteorological conditions and melt of the Sygyktinsk...
Emission and Sink of Greenhouse Gases in the Grassland Ecosystem of Southern Taiga of Western Siberia: Estimates of the Contribution of Soil Flux Component from Observations of 2023
Emission and Sink of Greenhouse Gases in the Grassland Ecosystem of Southern Taiga of Western Siberia: Estimates of the Contribution of Soil Flux Component from Observations of 2023
Modern changes in the global climate are accompanied by rising air and soil temperatures. How do they affect soil respirat...
Laser Linewidth Effect on Sodium Laser Guide Star Brightness in Midlatitude Atmosphere
Laser Linewidth Effect on Sodium Laser Guide Star Brightness in Midlatitude Atmosphere
Laser guide stars (LGS) technique is an integral part of modern adaptive optics systems of ground-based telescopes. The re...
Optical Model of a Cirrus Cloud Consisting of Hollow Ice Hexagonal Columns for Lidar Applications
Optical Model of a Cirrus Cloud Consisting of Hollow Ice Hexagonal Columns for Lidar Applications
The absence of an adequate optical model for cirrus clouds poses a significant challenge in interpreting ground-based and ...
Influence of the Exponent in the Power-Law Model of Turbulence Spectrum in a Supersonic Flow on Laser Beam Propagation
Influence of the Exponent in the Power-Law Model of Turbulence Spectrum in a Supersonic Flow on Laser Beam Propagation
The influence of deviations from the Kolmogorov–Obukhov model in the spectra of refractive index fluctuations in a s...
Data Assimilation Algorithm Based on the Sensitivity Operator for a Three-Dimensional Model of Transport and Transformation of Atmospheric Contaminants
Data Assimilation Algorithm Based on the Sensitivity Operator for a Three-Dimensional Model of Transport and Transformation of Atmospheric Contaminants
Three-dimensional transport and transformation models make it possible to take into account the vertical heterogeneity of ...
Specific Features of Distribution of Total Ozone Column Field over the Territory of Russia, its Interrelations, and Data Mismatch
Specific Features of Distribution of Total Ozone Column Field over the Territory of Russia, its Interrelations, and Data Mismatch
The studies of the total ozone column (TOC) field are among the important problems of atmospheric optics. In this paper, t...
Determination of Coefficients of Water Vapor Absorption Line Center Shifting by Nitrogen and Oxygen Pressure in the Visible Range
Determination of Coefficients of Water Vapor Absorption Line Center Shifting by Nitrogen and Oxygen Pressure in the Visible Range
An analytical model δ(sur) is suggested for calculating shift coefficients δ of water vapor lines by pressure of...
Femtosecond Laser Pulse Spectrum Transformation during Propagation in the Atmosphere
Femtosecond Laser Pulse Spectrum Transformation during Propagation in the Atmosphere
Transformation of spectral parameters of a femtosecond laser pulse propagating in the atmosphere and in pure molecular nit...
Features of the Spatial Distribution of Atmospheric Aerosol in the Eurasian Sector of the Arctic Ocean
Features of the Spatial Distribution of Atmospheric Aerosol in the Eurasian Sector of the Arctic Ocean
The interest in aerosol studies in the Arctic stems from the large dynamics of the climate processes and active economical...
Vertical Profiles of Optical Turbulence and Estimates of Turbulence Outer Scale above the Baykal Astrophysical Observatory
Vertical Profiles of Optical Turbulence and Estimates of Turbulence Outer Scale above the Baykal Astrophysical Observatory
The study of spatiotemporal structure of optical turbulence and the development of techniques for determining its characte...
Tropospheric Ozone Concentration in Russia in 2023
Tropospheric Ozone Concentration in Russia in 2023
The relevance of studying the dynamics of ozone concentration in the troposphere is due to the fact that in high concentra...
Parameters of CH Absorption Lines Broadened by Atmospheric Air Pressure in the 2300 nm Region
Parameters of CH Absorption Lines Broadened by Atmospheric Air Pressure in the 2300 nm Region
Methane is one of key greenhouse gases, whose concentration has been increasing in recent decades, thus increasing the Ear...
Possible Effect of the North Atlantic Oscillation on Vital Activity of Trees (Southeast of Western Siberia)
Possible Effect of the North Atlantic Oscillation on Vital Activity of Trees (Southeast of Western Siberia)
The response of forest ecosystems to changing climate conditions is studied by many researchers. In this work, the relatio...
Influence of the “Cloud Bow” Effect in SEVIRI Measurements on the Retrieval of the Diurnal Cycle of Land–Sea Cloud Liquid Water Path Contrast in Northern Europe
Influence of the “Cloud Bow” Effect in SEVIRI Measurements on the Retrieval of the Diurnal Cycle of Land–Sea Cloud Liquid Water Path Contrast in Northern Europe
The information on the cloud liquid water path (LWP) is required for many applications including global and regional clima...
Characterization of Greenhouse Gas Emissions from the Territory of the St. Petersburg Agglomeration, Russia, Based on the Results of EMME-2019 and EMME-2020 Mobile Observational Campaigns
Characterization of Greenhouse Gas Emissions from the Territory of the St. Petersburg Agglomeration, Russia, Based on the Results of EMME-2019 and EMME-2020 Mobile Observational Campaigns
Saint Petersburg is the second most populous city in the Russian Federation and the fourth in Europe. According to officia...
Variability of the Surface Electric Field under the Influence of Meteorological Conditions According to Observations in Tomsk
Variability of the Surface Electric Field under the Influence of Meteorological Conditions According to Observations in Tomsk
The electric field of the atmosphere, along with electrical conductivity and ionization of air, is the main characteristic...
Arctic Polar Vortex Dynamics According to the Delineation Method Using Geopotential
Arctic Polar Vortex Dynamics According to the Delineation Method Using Geopotential
We compare the main characteristics of the Arctic polar vortex obtained from the NASA GSFC data (zonal mean wind at 60...
Spectroscopic Parameters of the (3–0) Vibrational Band for the 15N16O Molecule in the Ground Electronic State
Spectroscopic Parameters of the (3–0) Vibrational Band for the 15N16O Molecule in the Ground Electronic State
The spectrum of the 15N16O molecule is recorded in the 5200–5500 сm−1 region and analyzed. As a result o...
Air Composition over the Russian Arctic: 1—Methane
Air Composition over the Russian Arctic: 1—Methane
In the Arctic, global warming is 2–3 times faster than over other regions of the globe. As a result, noticeable chan...
Absorption Spectrum of H217O between 7900 and 9500 cm−1
Absorption Spectrum of H217O between 7900 and 9500 cm−1
Absorption spectrum of water vapor highly enriched with 17O (more than 80%) was recorded using a Bruker IFS 125M Fourier s...
Changes in Cyclone Activity and Precipitation in the Extratropical Latitudes of the Northern Hemisphere in Recent Decades According to ERA5 Reanalysis
Changes in Cyclone Activity and Precipitation in the Extratropical Latitudes of the Northern Hemisphere in Recent Decades According to ERA5 Reanalysis
We quantified the seasonal/regional patterns and changes in cyclone activity in the atmosphere of the Northern Hemisphere ...
Seasonal and Daily Variations in the Coefficient of Optical Radiation Extinction Due to Midges in the Surface Air in Western Siberia in Summer–Autumn 2018
Seasonal and Daily Variations in the Coefficient of Optical Radiation Extinction Due to Midges in the Surface Air in Western Siberia in Summer–Autumn 2018
The seasonal and daily variations in the coefficient of optical radiation extinction due to midges (COREM) in western Sibe...
Impact of Updating Information on the Atmospheric Gas Absorption Line Parameters on the Results of Simulations of IR Radiative Fluxes in the Atmosphere
Impact of Updating Information on the Atmospheric Gas Absorption Line Parameters on the Results of Simulations of IR Radiative Fluxes in the Atmosphere
The impact of uncertainties of the atmospheric gas absorption line parameters in the modern spectroscopic databases on the...
Optical Absorption Manipulation of Spherical Microcapsules Mediated by Buffer Nanoparticles
Optical Absorption Manipulation of Spherical Microcapsules Mediated by Buffer Nanoparticles
We simulate and examine the absorption dynamics of the near-infrared optical radiation in a spherical microcapsule surroun...
Estimation of the Atmospheric Turbulence Parameters Using the Angle-of-Arrival Covariance Function
Estimation of the Atmospheric Turbulence Parameters Using the Angle-of-Arrival Covariance Function
The Fried’s length r0, the outer scale L0, the isoplanatism θ0, the coherence time τ0, and the profile of ...
Occurrence of Winter Atmospheric Circulation Regimes in Euro-Atlantic Region and Associated Extreme Weather Anomalies in the Northern Hemisphere
Occurrence of Winter Atmospheric Circulation Regimes in Euro-Atlantic Region and Associated Extreme Weather Anomalies in the Northern Hemisphere
Quantitative estimates are obtained for regional features of the frequency distribution of extreme temperature, precipitat...
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