Kryukov Aleksandr Yur'evich RussiaMoscow Mendeleyev University of Chemical Technology of Russia, 9, Miusskaya Square, Moscow, 125047доценткандидат химических наукakryukov@muctr.ruhttps://orcid.org/0000-0001-7292-0373 Author's articles Cathode material based on LiNi_(1/3)Mn_(1/3)Co_(1/3)O₂ and activated carbon for hybrid energy storage