Articles

1. Seismogenic Quasi-Stationary Electric Fields and Currents from Large-Scale Sources on the Earth’s Surface: Comparison of Model Representations

   • V. V. Hegai

   OriginalPaper 26 April 2024 Pages: 280 - 288

   

2. Identification of Possible Short-Term Ionospheric Earthquake Precursors for Seismic Events with Intermediate Hypocentrals Depths by Measuring the Standard Parameters of the Mid-Latitude Es Layer

   • L. P. Korsunova
   • V. V. Khegai

   OriginalPaper 26 April 2024 Pages: 272 - 279

   

3. Pitch-Angle Diffusion of Radiation Belt Electrons and Precipitating Particle Fluxes: Dependence on VLF Wavefield Parameters

   • A. G. Demekhov

   OriginalPaper 26 April 2024 Pages: 264 - 271

   

4. Estimation of the Influence of the Dispersion and Diffraction Properties of the Ionosphere on the Transionospheric Channel Bandwidth

   • V. P. Pashintsev
   • M. V. Peskov
   • N. V. Kiselyov

   OriginalPaper 26 April 2024 Pages: 248 - 263

   

5. Features of Radio Emission Propagation in the Ionosphere under Conditions of Threshold Nonlinearity

   • V. A. Eremenko
   • N. I. Manaenkova

   OriginalPaper 26 April 2024 Pages: 242 - 247

   

6. Determination of the Velocity of Ionospheric Disturbances from the Dynamics of Additional U-Shaped Traces on Ionograms

   • O. A. Laryunin
   • V. I. Kurkin
   • A. V. Podlesnyi

   OriginalPaper 26 April 2024 Pages: 235 - 241

   

7. Dependence of foF2 on Solar Activity Indices Based on the Data of Ionospheric Stations of the Northern and Southern Hemispheres

   • A. D. Danilov
   • N. A. Berbeneva

   OriginalPaper 26 April 2024 Pages: 224 - 234

   

8. Abnormal Quasi-Recurrent Variations of Cosmic Rays in September 2014–February 2015

   • N. S. Shlyk
   • A. V. Belov
   • A. A. Abunin

   OriginalPaper 26 April 2024 Pages: 211 - 223

   

9. Forecast of Modulation of Cosmic Rays with Rigidity of 10 GV in the 25th Solar Activity Cycle

   • V. G. Yanke
   • A. V. Belov
   • L. A. Trefilova

   OriginalPaper 26 April 2024 Pages: 201 - 210

   

10. Schwabe Solar Cycle in 1000–1700: Variations in Length and Amplitude

    • N. G. Ptitsyna
    • I. M. Demina

    OriginalPaper 26 April 2024 Pages: 189 - 200

    

11. The Substorms Impact on Processes in the Ionosphere and Plasmasphere of the Earth

    • G. A. Kotova
    • V. L. Khalipov
    • V. V. Bezrukykh

    OriginalPaper 26 April 2024 Pages: 180 - 188

    

12. Spatial Distribution of the Eddy Diffusion Coefficient in the Plasma Sheet of Earth’s Magnetotail and Its Dependence on the Interplanetary Magnetic Field and Geomagnetic Activity Based on MMS Satellite Data

    • D. Yu. Naiko
    • I. L. Ovchinnikov
    • E. E. Antonova

    OriginalPaper 26 April 2024 Pages: 172 - 179

    

13. Evolution of Characteristics of Vertical Electric Current and Magnetic Field in Active Regions of the Sun and Their Relation to Powerful Flares

    • A. B. Nechaeva
    • I. V. Zimovets
    • I. N. Sharykin

    OriginalPaper 26 April 2024 Pages: 150 - 171

    

14. Criteria for Forecasting Proton Events by Real-Time Solar Observations

    • A. B. Struminsky
    • A. M. Sadovskii
    • I. Yu. Grigorieva

    OriginalPaper 26 April 2024 Pages: 139 - 149

    

15. Depth to the Bottom of Lithospheric Magnetic Sources Beneath Northeastern Eurasia: Lithospheric Thermal Regime and Relation to Seismicity

    • A. I. Filippova
    • S. V. Filippov

    OriginalPaper 06 March 2024 Pages: 128 - 137

    

16. Experiment on Long-Term Forecasting of Geomagnetic Activity Based on Nonlocal Correlations

    • S. M. Korotaev
    • V. O. Serdyuk
    • D. A. Orekhova

    OriginalPaper 06 March 2024 Pages: 120 - 127

    

17. Construction of a Spatiotemporal Model of the Main Geomagnetic Field from Satellite Data for the 2015–2020 Epoch

    • V. G. Petrov
    • T. N. Bondar

    OriginalPaper 06 March 2024 Pages: 112 - 119

    

18. Study of the Delayed Pumping Effect in an Underground Laboratory by Correlation Analysis of Radon and Air Ion Concentrations

    • L. B. Bezrukov
    • I. S. Karpikov
    • N. A. Filimonova

    OriginalPaper 06 March 2024 Pages: 102 - 111

    

19. Response of the Lower and Upper Ionosphere after the Eruption of Shiveluch Volcano on April 10, 2023

    • S. A. Riabova
    • S. L. Shalimov

    OriginalPaper 06 March 2024 Pages: 94 - 101

    

20. Long-Term Temperature Trend in the Mesopause Region from Observations of Hydroxyl Airglow in Zvenigorod

    • V. I. Perminov
    • N. N. Pertsev
    • M. D. Orekhov

    OriginalPaper 06 March 2024 Pages: 84 - 93

    

21. Dependence of Аnnual Asymmetry in NmF2 on Local Time

    • V. N. Shubin
    • V. I. Badin
    • R. G. Deminov

    OriginalPaper 06 March 2024 Pages: 77 - 83

    

22. Scenario for the Formation of Vortexlike Structures in a Presubstorm Arc, Taking into Account Changes in the Arc Height during Its Evolution

    • V. V. Safargaleev
    • T. I. Sergienko
    • A. V. Safargaleev

    OriginalPaper 06 March 2024 Pages: 61 - 76

    

23. Using Q-Statistics to Study Pulsating Auroras

    • A. A. Chernyshov
    • B. V. Kozelov
    • M. M. Mogilevsky

    OriginalPaper 06 March 2024 Pages: 49 - 60

    

24. Spectra and Anisotropy of Cosmic Rays during GLE64

    • I. I. Kovalev
    • M. V. Kravtsova
    • V. E. Sdobnov

    OriginalPaper 06 March 2024 Pages: 44 - 48

    

25. Forbush Decreases and Geomagnetic Disturbances: 2. Comparison of Solar Cycles 23–24 and Events with Sudden and Gradual Commencement

    • A. A. Melkumyan
    • A. V. Belov
    • V. G. Yanke

    OriginalPaper 06 March 2024 Pages: 32 - 43

    

26. Main Time Characteristics of Cosmic Ray Variations and Related Parameters in Magnetic Clouds

    • M. A. Abunina
    • A. V. Belov
    • V. G. Yanke

    OriginalPaper 06 March 2024 Pages: 24 - 31

    

27. Simulation of Spectral Observations of an Eruptive Prominence

    • Yu. A. Kupryakov
    • K. V. Bychkov
    • P. Kotrč

    OriginalPaper 06 March 2024 Pages: 19 - 23

    

28. Influence of the Geometrical Shape of a Prominence and Structure of the Coronal Magnetic Field on the Probability of Eruption, Flare Development, and Coronal Mass Ejection

    • B. P. Filippov

    OriginalPaper 06 March 2024 Pages: 11 - 18

    

29. Parameters of Coronal Dimmings and Their Variations during Solar Cycle 24

    • A. A. Vakhrusheva
    • Yu. S. Shugai
    • V. V. Kalegaev

    OriginalPaper 06 March 2024 Pages: 1 - 10

    

30. The Temporal Characteristics of the UVB–UVA Solar Radiation during Seasonal Observation Periods in Antarctica and the Arctic

    • S. N. Shapovalov

    OriginalPaper 25 December 2023 Pages: 1101 - 1109

    

31. Disk Counterparts of Type II Spicules on the Sun

    • G. V. Yakunina

    OriginalPaper 25 December 2023 Pages: 1093 - 1100

    

32. On the Relationship of Solar Energetic Particles with Metric Type II Radio Bursts

    • Yu. T. Tsap
    • E. A. Isaeva
    • Yu. G. Kopylova

    OriginalPaper 25 December 2023 Pages: 1086 - 1092

    

33. Acceleration of Nonthermal Electrons in Coordinated Interaction with Whistler Turbulence in a Flare Loop

    • L. V. Filatov
    • V. F. Melnikov

    OriginalPaper 25 December 2023 Pages: 1079 - 1085

    

34. A Model of Frequency Modulation of the 11-Year Cycle of Solar Activity

    • N. G. Ptitsyna
    • I. M. Demina

    OriginalPaper 25 December 2023 Pages: 1072 - 1078

    

35. Quick Event During the Decay Phase of the Microwave Emission of a Flare on May 22, 2021

    • I. D. Motyk
    • L. K. Kashapova
    • E. G. Kupriyanova

    OriginalPaper 25 December 2023 Pages: 1062 - 1071

    

36. Expansion and Compression of a Flare Loop System during the Flare on January 15, 2022 According to Ultraviolet and Microwave Data

    • V. F. Melnikov
    • N. S. Meshalkina

    OriginalPaper 25 December 2023 Pages: 1054 - 1061

    

37. A Depression of Microwave Emission as a Response to the Appearance of a Jet

    • I. V. Kuzmenko

    OriginalPaper 25 December 2023 Pages: 1047 - 1053

    

38. The Lower Ionosphere and Tectonic Processes on Earth

    • B. P. Komitov
    • V. I. Kaftan

    OriginalPaper 25 December 2023 Pages: 1038 - 1046

    

39. Peculiarities of the Isotope Composition of Solar Cosmic Rays

    • G. A. Koval’tsov
    • V. M. Ostryakov
    • S. P. Sharag

    OriginalPaper 25 December 2023 Pages: 1031 - 1037

    

40. Medium-Sized Solar Cycles in Different Epochs of Solar Activity

    • V. N. Ishkov

    OriginalPaper 25 December 2023 Pages: 1024 - 1030

    

41. Observation of the Solar Eclipse on October 25, 2022 on Radio Telescopes of the Institute of Applied Astronomy, Russian Academy of Sciences (First Results)

    • D. V. Ivanov
    • I. A. Rakhimov
    • V. Yu. Bikov

    OriginalPaper 25 December 2023 Pages: 1015 - 1023

    

42. Investigation of Joy’s Law According to the Data of the Ussuriisk Astrophysical Observatory

    • D. V. Erofeev
    • A. V. Erofeeva

    OriginalPaper 25 December 2023 Pages: 1007 - 1014

    

43. Changes of the Geomagnetic Field Total Intensity with the Altitude

    • V. N. Nikolić

    DISCUSSIONS 25 December 2023 Pages: 854 - 861

    

44. Magnetic Reconnection Flux during Two Flares on September 6, 2017

    • O. S. Gopasyuk
    • A. E. Volvach
    • I. V. Yakubovskaya

    OriginalPaper 25 December 2023 Pages: 1000 - 1006

    

45. Studying the Wilson Effect from the Analysis of Averaged Sunspot Shapes

    • K. A. Tlatova
    • A. G. Tlatov

    OriginalPaper 25 December 2023 Pages: 996 - 999

    

46. Total Electron Content Variability in the African Ionosphere Observed during Ascending and Decaying Geomagnetic Storms

    • Chukwuma Moses Anoruo
    • Francisca Nneka Okeke
    • Kingsley Chukwudi Okpala

    OriginalPaper 25 December 2023 Pages: 839 - 853

    

47. Analysis of Cosmic Ray Fluxes at Different Stations during Geomagnetic Storms using Wavelet Based Approaches: Continuous Wavelet Transform and Multi-Resolution Analysis

    • Chali Idosa Uga
    • Binod Adhikari
    • Dessalegn Teferi

    OriginalPaper 25 December 2023 Pages: 818 - 838

    

48. Solar Cycles and Covid-19 Pandemic Paradoxes

    • M. V. Ragulskaya

    OriginalPaper 25 December 2023 Pages: 984 - 995

    

49. Features of the Structure and Dynamics of the Active Region 12 673 Associated with Flares

    • A. A. Golovko
    • I. I. Salakhutdinova

    OriginalPaper 25 December 2023 Pages: 975 - 983

    

50. Correspondence between Cosmic-Dust-Enriched Sediment Horizons and Geomagnetic Field Excursions

    • A. Yu. Kurazhkovskii
    • V. A. Tselmovich
    • N. A. Kurazhkovskaya

    OriginalPaper 25 December 2023 Pages: 811 - 817