Maksimova Liliia Alekseevna RussiaSaratov The Saratov State Technical University of Gagarin Yu. A., 77, Politekhnicheskaya St., Saratov, 410054аспирантliliamacsimova@mail.ru0000-0002-4351-5739 Author's articles Solid proton-conducting ceramic electrolyte for energy storage units Nonlinear effects in a cell with a solid electrolyte based on protonated potassium polytitanate Electrophysical properties of ceramic materials based on manganese-containing potassium polytitanates