Contents

Geomagnetism and Aeronomy

Vol. 63, No. 6, 2023

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

A. D. Danilov and A. V. Konstantinova p. 671  abstract

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

A. A. Melkumyan, A. V. Belov, N. S. Shlyk, M. A. Abunina, A. A. Abunin, V. A. Oleneva and V. G. Yanke p. 686  abstract

Regular Density Inhomogeneities in the Boundary Layer of the Plasmasphere

G. A. Kotova, V. V. Bezrukikh, D. V. Chugunin, M. M. Mogilevsky and A. A. Chernyshov p. 701  abstract

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

P. A. Bespalov, O. N. Savina and G. M. Neshchetkin p. 710  abstract

Latituditual Structure of Dayside Polar Cusp Precipitation

V. G. Vorobjev, O. I. Yagodkina, E. E. Antonova and I. P. Kirpichev p. 721  abstract

Induced Electron Precipitations from the Inner Radiation Belt Registered in Oceania

E. A. Ginzburg, M. D. Zinkina and Yu. V. Pisanko p. 735  abstract

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

A. A. Sinevich, A. A. Chernyshov, D. V. Chugunin, M. M. Mogilevsky and W. J. Miloch p. 747  abstract

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, T. D. Borisova, I. M. Egorov and G. A. Zagorskiy p. 757  abstract

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

A. T. Karpachev p. 770  abstract

Equatorial Plasma Bubbles: Zonal Thermosphere Wind Influence

L. N. Sidorova p. 780  abstract

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

G. V. Givishvili and L. N. Leshchenko p. 788  abstract

Solar Activity Index for the Critical Frequency of the E Layer

M. G. Deminov, V. I. Badin, R. G. Deminov and E. V. Nepomnyashchaya p. 796  abstract

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

A. S. Kirillov, V. B. Belakhovsky, E. A. Maurchev, Yu. V. Balabin, A. V. Germanenko and B. B. Gvozdevsky p. 802  abstract

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

A. Yu. Kurazhkovskii, V. A. Tselmovich and N. A. Kurazhkovskaya p. 811  abstract

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 and Dessalegn Teferi p. 818  abstract

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

Chukwuma Moses Anoruo, Francisca Nneka Okeke and Kingsley Chukwudi Okpala p. 839  abstract

Discussions

Changes of the Geomagnetic Field Total Intensity with the Altitude

V. N. Nikolić p. 854  abstract