Vadim Putrolaynen received a Ph.D. degree in physics and mathematics with the specialization “physical electronics” from Petrozavodsk State University, Petrozavodsk, Russia, in 2009. From 2004 to 2010, he worked as a senior lecturer, since 2011 he has worked as assistant professor of the Department of Electronics and Power Engineering. Research area: oxide electronics, metal insulator transition, neural networks.