%0 Journal Article %T Study of the effectiveness of protection against gamma radiation using a multilayer hemispherical screen %A Poluektov, A.V. %A Zarevich, A.I. %A Makarenko, F.V. %A Solodilov, M.V. %K gamma radiation, protection, screen, shielding, multilayer screens, accumulation effect, activation radioactivity, mod-eling, photoelectric effect, Compton effect, electron-positron pair formation, direct interaction with the nucle-us, materials for protection against gamma radiation, at-tenuation coefficient, secondary radiation, intensity, radia-tion sources. %J Modeling of systems and processes %D 2025 %N 18 %P 12 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov