Studied photogalvanic processes. Research into solid dielectrics and semiconductors. Studied theory of Becquerel effect, theory of rectifying effects, and optical sensitization of photoelectric effects, etc.
Taught at: 1915-1918 Petrograd Polytechn. Institute, 1918-1930 Kiev Polytechn. Institute, 1929-1938 Kiev University, 1944-1952 Vologda Pedagogical Institute, 1952-1956 Balashov Institute.
Religion is bad because it obstructs scientific research.
Member, Communist Party, since 1932.
Marxism–Leninism as the only truth could not, by its very nature, become outdated.