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Lichen Exometabolites as Possible Precursors of Secondary Organic Aerosols
Lichen Exometabolites as Possible Precursors of Secondary Organic Aerosols
Lichens are not only a bioindicator of air pollution; they also affect the chemical composition of air. The qualitative co...
Properties of Light Backscattering on Hollow Hexagonal Ice Columns for Optical Models of Cirrus Clouds
Properties of Light Backscattering on Hollow Hexagonal Ice Columns for Optical Models of Cirrus Clouds
Cirrus clouds significantly affect the radiation budget of our planet and play an important role in climate formation. To ...
Effect of Laser Beam Amplitude Profile on Second Harmonic Generation Efficiency
Effect of Laser Beam Amplitude Profile on Second Harmonic Generation Efficiency
The efficiency of laser radiation harmonic generation in nonlinear crystals is one of the most pressing problems in applie...
Analysis of New Measurements of 18O-substituted Isotopic Species 16O16O18O and 16O18O16O of Ozone in the THz and Far-Infrared Ranges
Analysis of New Measurements of 18O-substituted Isotopic Species 16O16O18O and 16O18O16O of Ozone in the THz and Far-Infrared Ranges
High-resolution spectra corresponding to the rotational and the ν2–ν2 bands of the two most abundant isoto...
Spatial Distribution of Methane Concentration in Baikal Surface Water in the Spring Period
Spatial Distribution of Methane Concentration in Baikal Surface Water in the Spring Period
The results of describing the spatial distribution of methane concentration in the surface water of Lake Baikal in the spr...
Calculation of the Absorption Coefficient of Ar-Broadened CO2 in the 4.3 μm Band Wing on the Basis of Asymptotic Line Wing Theory
Calculation of the Absorption Coefficient of Ar-Broadened CO2 in the 4.3 μm Band Wing on the Basis of Asymptotic Line Wing Theory
Carbon dioxide absorption broadened by argon is studied on the basis of the asymptotic line wing theory. The line shape pa...
Numerical Study of the Possibilities of Wind Sounding in the Atmospheric Layer from 10 to 20 km with an Airborne Coherent Doppler Lidar
Numerical Study of the Possibilities of Wind Sounding in the Atmospheric Layer from 10 to 20 km with an Airborne Coherent Doppler Lidar
The possibilities of using molecular scattering to determine the wind speed from measurements with a pulsed coherent Doppl...
Spatial Distribution and Average Characteristics of Atmospheric Aerosol in the Kara Sea Basin
Spatial Distribution and Average Characteristics of Atmospheric Aerosol in the Kara Sea Basin
Based on long-term study in the Kara Sea basin (11 expeditions in 2007–2022), we, for the first time, statistically ...
Experimental Study and Simulation of Singlet-Triplet Rovibronic Ozone Bands in the 11 900–12 800 cm−1 Region
Experimental Study and Simulation of Singlet-Triplet Rovibronic Ozone Bands in the 11 900–12 800 cm−1 Region
A compact absorption spectrometer with a narrowband continuous tunable diode laser is created; it provides sensitivity on ...
Investigations of Optical Properties of the Atmospheres of Hot Exoplanets by Numerical Simulation of Transit Absorptions in the HeI 10 830-Å Line
Investigations of Optical Properties of the Atmospheres of Hot Exoplanets by Numerical Simulation of Transit Absorptions in the HeI 10 830-Å Line
Transit observations of exoplanets make it possible to measure temperature and relative abundance of various elements in t...
Sounding of Kelvin–Helmholtz Waves by a Turbulent Lidar: II–BSE-5 Lidar
Sounding of Kelvin–Helmholtz Waves by a Turbulent Lidar: II–BSE-5 Lidar
In continuation of the first part of the work, experimental results of Kelvin–Helmholtz wave sounding with a UV BSE-...
Carbon Dioxide Emissions from Freshwater Systems in Western Siberia
Carbon Dioxide Emissions from Freshwater Systems in Western Siberia
One of the possible sources of carbon dioxide emission into the atmosphere can be river ecosystems. The paper presents the...
Investigation of the Hydrogen Sulfide High Resolution Spectra in the 760 nm Region
Investigation of the Hydrogen Sulfide High Resolution Spectra in the 760 nm Region
Room temperature cavity ring-down spectra (CRDS) of hydrogen sulfide were recorded at three pressures of 10, 20, and 30 To...
Estimates of Carbon Dioxide Flux into the Forest Ecosystem Based on Results of Ground-Based Hyperspectral Sounding of the Atmosphere and an Artificial Neural Network Model
Estimates of Carbon Dioxide Flux into the Forest Ecosystem Based on Results of Ground-Based Hyperspectral Sounding of the Atmosphere and an Artificial Neural Network Model
The results of hyperspectral sounding of the atmosphere at the Ural Atmospheric Station in Kourovka from 2012–2022 a...
UAE’s Atmospheric Ground Conditions for Free Space Optical Applications: Measurement and Analysis
UAE’s Atmospheric Ground Conditions for Free Space Optical Applications: Measurement and Analysis
Optical beam propagation through the atmosphere is suffering from turbulence condition and scattering due to the refractiv...
A New Source of Sulfates in the Atmosphere
A New Source of Sulfates in the Atmosphere
Monitoring data on sulfates in atmospheric haze particles over Beijing in winter 2016 are considered. It is found that the...
Utilization of the U-Net Convolutional Neural Network and Its Modifications for Segmentation of Tundra Lakes in Satellite Optical Images
Utilization of the U-Net Convolutional Neural Network and Its Modifications for Segmentation of Tundra Lakes in Satellite Optical Images
Tundra lakes are an important indicator of climate change; therefore, the analysis of the dynamics of their size is of par...
On the Uncertainty of the Calculated Intensities of Water Vapor Lines in the Sub-THz Frequency Range
On the Uncertainty of the Calculated Intensities of Water Vapor Lines in the Sub-THz Frequency Range
A comparative analysis of open source data on the water spectral lines intensities in the frequency range from 0 to 1.75 T...
Inherent Optical Properties in Various Water Media
Inherent Optical Properties in Various Water Media
Laser beam attenuation in material media, particularly in various water types, significantly contributes to restricting in...
Retrieval of NO2 Tropospheric Column from Ground-Based FTIR Measurements of Direct Solar Radiation
Retrieval of NO2 Tropospheric Column from Ground-Based FTIR Measurements of Direct Solar Radiation
Based on the analysis of high-resolution FTIR spectra recorded at the atmospheric monitoring station of St. Petersburg Sta...
Cloud-Base Height Retrieval from MODIS Satellite Data Based on Self-Organizing Neural Networks
Cloud-Base Height Retrieval from MODIS Satellite Data Based on Self-Organizing Neural Networks
An algorithm for retrieval of cloud-base height (CBH) from passive remote sensing data based on artificial intelligence me...
Characteristics of Aerosol Distribution and Composition in Southeastern Crimea in Spring 2020
Characteristics of Aerosol Distribution and Composition in Southeastern Crimea in Spring 2020
Results of experimental studies of aerosol in the surface air layer in the southeastern part of the Crimean Peninsula at t...
Estimates of Variations in Radiative Forcing of Methane in the Past and in the Future
Estimates of Variations in Radiative Forcing of Methane in the Past and in the Future
The radiative forcing due to methane is estimated from the analysis of upwelling thermal radiation (UTR) fluxes calculated...
Transmission Spectrum of Nanoporous Aerogel Filled with SO2 and a Mixture of H2O and SO2 Vapors
Transmission Spectrum of Nanoporous Aerogel Filled with SO2 and a Mixture of H2O and SO2 Vapors
The transmission spectra of aerogel with nanopores filled with SO2 and a mixture of H2O and SO2 are studied. The measureme...
Estimation of the Impact of the Oil and Gas Complex on the Biosphere of the Arctic Territories on the Basis of Multispectral Satellite Data
Estimation of the Impact of the Oil and Gas Complex on the Biosphere of the Arctic Territories on the Basis of Multispectral Satellite Data
The ecological state of the Arctic hydrocarbon field territories over the period 2013–2022 is estimated. Vegetation ...
Estimates of the Height of Rise and Buoyancy of Smoke Plumes from High Chimneys of Thermal Power Plants from Satellite Information
Estimates of the Height of Rise and Buoyancy of Smoke Plumes from High Chimneys of Thermal Power Plants from Satellite Information
Methods are discussed for estimating the buoyancy and rise characteristics of atmospheric pollutant emissions from high so...
Calculation of the Coordinates of a Lidar Sensing Object and Its Mapping
Calculation of the Coordinates of a Lidar Sensing Object and Its Mapping
Lidar is an important tool for studying atmospheric aerosol; it is widely used in studying the propagation of aerosol poll...
Concentration of PM2.5 in the Surface Atmosphere over the Territory of Krasnoyarsk and the Water Area of the Non-Freezing Patch of the Yenisei River
Concentration of PM2.5 in the Surface Atmosphere over the Territory of Krasnoyarsk and the Water Area of the Non-Freezing Patch of the Yenisei River
The concentrations of PM2.5 in the surface atmosphere over the territory of the city and over the water area of the Yenise...
Analysis of 14N18O Spectrum in the 5200–5500 сm−1 Spectral Region
Analysis of 14N18O Spectrum in the 5200–5500 сm−1 Spectral Region
The absorption spectrum of 14N18O molecule in the 5200–5500 сm−1 region was recorded for the first time ...
Non-Line-of-Sight Optical Communication: Field, Laboratory, and Numerical Experiments in Russia in 2012–2022
Non-Line-of-Sight Optical Communication: Field, Laboratory, and Numerical Experiments in Russia in 2012–2022
Experimental and theoretical studies performed in Russia in 2012–2022 on non-line-of-sight optical communication in ...
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