1. F-Region Variations Prior to Magnetic Storms (a Review)

   • A. D. Danilov
   • A. V. Konstantinova

   OriginalPaper 25 December 2023 Pages: 671 - 685

   

2. Forbush Decreases and Geomagnetic Disturbances: 1. Events Associated with Different Types of Solar and Interplanetary Sources

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

   OriginalPaper 25 December 2023 Pages: 686 - 700

   

3. Regular Density Inhomogeneities in the Boundary Layer of the Plasmasphere

   • G. A. Kotova
   • V. V. Bezrukikh
   • A. A. Chernyshov

   OriginalPaper 25 December 2023 Pages: 701 - 709

   

4. The Features of Quasi-Periodic ELF-Radiation Outside the Plasmosphere

   • P. A. Bespalov
   • O. N. Savina
   • G. M. Neshchetkin

   OriginalPaper 25 December 2023 Pages: 710 - 720

   

5. Latituditual Structure of Dayside Polar Cusp Precipitation

   • V. G. Vorobjev
   • O. I. Yagodkina
   • I. P. Kirpichev

   OriginalPaper 25 December 2023 Pages: 721 - 734

   

6. Induced Electron Precipitations from the Inner Radiation Belt Registered in Oceania

   • E. A. Ginzburg
   • M. D. Zinkina
   • Yu. V. Pisanko

   OriginalPaper 25 December 2023 Pages: 735 - 746

   

7. The Internal Structure of a Polarization Jet/SAID: A Stratified Polarization Jet/SAID

   • A. A. Sinevich
   • A. A. Chernyshov
   • W. J. Miloch

   OriginalPaper 25 December 2023 Pages: 747 - 756

   

8. Phenomena in the High-Latitude F Region of the Ionosphere under the Effect of Powerful HF Radio Waves at Frequencies above the Critical One of the F2 Layer

   • N. F. Blagoveshchenskaya
   • A. S. Kalishin
   • G. A. Zagorskiy

   OriginalPaper 25 December 2023 Pages: 757 - 769

   

9. Features of the Structure of the Winter Morning High- and Mid-Latitude Ionosphere

   • A. T. Karpachev

   OriginalPaper 25 December 2023 Pages: 770 - 779

   

10. Equatorial Plasma Bubbles: Zonal Thermosphere Wind Influence

    • L. N. Sidorova

    OriginalPaper 25 December 2023 Pages: 780 - 787

    

11. Multiyear Trends of the Ion Composition and Temperature of the Mid-Latitude Lower Thermosphere

    • G. V. Givishvili
    • L. N. Leshchenko

    OriginalPaper 25 December 2023 Pages: 788 - 795

    

12. Solar Activity Index for the Critical Frequency of the E Layer

    • M. G. Deminov
    • V. I. Badin
    • E. V. Nepomnyashchaya

    OriginalPaper 25 December 2023 Pages: 796 - 801

    

13. Infrared Glow of Nitric Oxide in Earth’s Middle Atmosphere during GLE Events of the 23rd Solar Cycle

    • A. S. Kirillov
    • V. B. Belakhovsky
    • B. B. Gvozdevsky

    OriginalPaper 25 December 2023 Pages: 802 - 810

    

14. 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

    

15. 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

    

16. 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

    

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

    • V. N. Nikolić

    DISCUSSIONS 25 December 2023 Pages: 854 - 861