Contents

Atmospheric and Oceanic Optics

Vol. 39, No. 3, 2026

OPTICS OF CLUSTERS, AEROSOLS, AND HYDROSOLES

Estimation of Seasonal Variability of Aerosol Radiative Forcing from Measurements of Atmospheric Aerosol Optical Properties at ZOTTO Station

S. S. Vlasenko, A. S. Mikhailova, E. F. Mikhailov, and E. Yu. Nebosko p. 243  abstract

Potential Sources of Various Atmospheric Aerosol Types Arriving to the Middle Urals

A. P. Luzhetskaya, E. S. Nagovitsyna, V. A. Poddubny, and A. A. Karasev p. 251  abstract

NONLINEAR OPTICS

Enhancement of the Efficiency of Generating Radiation at Shifted Wavelengths by Transforming a Single-mode Femtosecond Laser Beam into Multimode One

D. V. Apeksimov, P. A. Babushkin, Yu. E. Geints, A. M. Kabanov, V. K. Oshlakov, and E. E. Khoroshaeva p. 256  abstract

REMOTE SENSING OF ATMOSPHERE, HYDROSPHERE, AND UNDERLYING SURFACE

Mass Spectrometric Study of Primary Aerosol Generation in Ethylene/Air Flame

A. V. Drakon, A. V. Eremin, R. N. Kolotushkin, A. A. Timoshenko, and E. S. Khodyko p. 262  abstract

Comparison of Nitrogen and Sulfur Dioxide Concentrations in the Atmosphere of Moscow and Saint Petersburg According to Satellite and Ground-Based Data

A. A. Tronin, M. P. Vasiliev, and G. M. Nerobelov p. 272  abstract

REMOTE SENSING OF ATMOSPHERE, HYDROSPHERE, AND UNDERLYING SURFACE

Stratospheric Aerosol from Siberian Wildfires according to Lidar Observations in July 2022 in Tomsk

I. I. Romanchenko, A. A. Cheremisin, P. V. Novikov, V. N. Marichev, and D. B. Bochkovsky p. 277  abstract

Estimation of the Importance of Spatial and Spectral Features in Cloud Segmentation in Satellite Images

A. S. Minkin p. 286  abstract

Dynamics of the Stratospheric Polar Vortex in Winter 2024/2025: the Role of Wave Processes and Connection with Tropospheric Circulation

O. Yu. Antokhina, P. N. Antokhin, O. S. Zorkal’tseva, A. V. Gochakov, M. F. Artamonov, S. M. Bobrovnikov, and V. I. Zharkov p. 296  abstract

Variability of Surface Electric Field and UV Transmittance of Clouds Depending on the Cloud Form

K. N. Pustovalov, P. M. Nagorskiy, M. V. Oglezneva, and S. V. Smirnov p. 307  abstract

Temporal Variability of Nonlinear Wave Processes during Different Sudden Stratospheric Warming Types

K. A. Didenko, A. V. Koval, and T. S. Ermakova p. 314  abstract

REMOTE SENSING OF ATMOSPHERE, HYDROSPHERE, AND UNDERLYING SURFACE

Radiative Forcing of Greenhouse Gases and Aerosol on Shortwave and Longwave Spectrum under Clear Sky Conditions

N. A. Petrov and N. E. Chubarova p. 323  abstract

REMOTE SENSING OF ATMOSPHERE, HYDROSPHERE, AND UNDERLYING SURFACE

Thermal Radiation Transfer Through the Rain Atmosphere in Successive Scattering Orders

Y. V. Kopcov, Y. A. Ilyushin, and B. G. Kutuza p. 336  abstract

Influence of Solar Activity on the Amplitudes of Migrating and Non-migrating Atmospheric Tides

A. V. Koval, N. M. Gavrilov, K. A. Didenko, T. S. Ermakova, and A. V. Sokolov p. 344  abstract

OPTICAL INSTRUMENTATION

WRF Model Estimation of Precipitable Water Vapor over the Sayan Solar Observatory and Khulugaysha Peak

M. Yu. Shikhovtsev, A. Yu. Shikhovtsev, A. A. Lezhenin, V. S. Gradov, V. B. Khaikin, K. E. Kirichenko, and P. G. Kovadlo p. 355  abstract

Anomaly Recognition in Neutron Monitor Observations Using Wavelet Decompositions and Rules of Statistical Decision Theory

O. V. Mandrikova and B. S. Mandrikova p. 362  abstract

An Automated Method of Estimating the State of the Ionosphere Based on Ionosonde Data in the Aurora Interactive System

O. V. Mandrikova and Yu. A. Polozov p. 371  abstract

Sea Surface Temperature Mapping based on Satellite MTVZA‑GYa Microwave Radiometer Data

A. O. Maslyashova and A. B. Uspenskiy p. 378  abstract

Approximation of Planetary Waves from Combined Satellite and Ground-Based Observations Using an Adaptive Metaheuristic Algorithm

V. I. Sivtseva, A. V. Savvin, V. V. Grigoriev, and I. I. Koltovskoi p. 385  abstract

Sixteen-day Atmospheric Planetary Wave in Variations in the Earth’s Magnetic Field According to Data from European Observatories

S. A. Riabova p. 391  abstract

Correlation of the Outer Scales of Temperature and Wind Turbulence with Temperature and Wind Speed Stratification in the Surface Air Layer

V. A. Gladkikh, A. P. Kamardin, I. V. Nevzorova, S. L. Odintsov, and V. A. Fedorov p. 397  abstract

RADIATION AND BIOSPHERE

Dynamics of Radon and Thoron Concentrations in Surface Air Layer: The Case of Fonovaya Observatory (Western Siberia)

V. V. Antonovich, P. N. Antokhin, V. G. Arshinova, M. Yu. Arshinov, B. D. Belan, S. B. Belan, D. K. Davydov, N. V. Dudorova, G. A. Ivlev, A. V. Kozlov, G. A. Kolotkov, T. M. Rasskazchikova, D. E. Savkin, D. V. Simonenkov, T. K. Sklyadneva, G. N. Tolmachev, and A. V. Fofonov p. 406  abstract