%0 Journal Article %T Composite material with high adsorption-catalytic activity based on biochar from sawdust of birch (Betula Pendula) %A Doroshenko, A.V. %A Berezhnaya, M.V. %A Tomina, E.V. %K pyrolysis, biochar, cobalt ferrite, composite, sorption, photocatalysis %J Forestry Engineering Journal %D 2025 %N 15 %P 15 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov