Ovsyannikov V. M. RussiaSaratov Saratov State University, 83, Astrakhanskaya St., Saratov, 410012 Author's articles Comparative examination of LiyNixCo1-xO2 materials for lithium-ion battery cathodes Anion effect on the properties of some lithium salts in diethyl carbonate Density and electrical conductivity of LiClO4, LiBF4 and LiPF6 solutions in mixes diethyl carbonate – propylene carbonate