Affiliation: | (1) Department of Physics and Applied Mathematics, Vladimir State University, Gorkii Street, 87, Vladimir, 600000, Russia;(2) Institute of Laser Physics, Prospect Akademika Lavrent’eva, 13/3, Novosibirsk, 630090, Russia;(3) Department of Optics, St. Petersburg State University, Ul’yanovskaya Street, 1, Staryi Peterhof, St. Petersburg, 198504, Russia |