Prof. Dr. Oleg V. Levin is a Professor at the Saint Petersburg State University. He received his Ph.D. in Chemistry from Saint Petersburg State University in 2004. He became a permanent member of the department in 2010 after his work as a researcher in the Li-ion Battery Department of Samsung SDI Company, Republic of Korea. His main research areas include organic and metalorganic batteries, charge transfer processes in polymer films of metal complexes with Schiff bases, double-layer and hybrid supercapacitors, and Li-ion batteries.