%0 Journal Article %T Diurnal variations in characteristics of sporadic layer Eₛ over Irkutsk %A Voronova, E.Y. %A Ratovsky, K.G. %K sporadic layer, diurnal variations, occurrence frequency, height, semidiurnal tides %J Solar-Terrestrial Physics %D 2025 %N 11 %P 6 %I INFRA-M Academic Publishing LLC.