Affiliation: | 1.Research Institute of Mechanics of N. I. Lobachevsky State University of Nizhny Novgorod,Nizhny Novgorod,Russia;2.N. I. Lobachevsky State University of Nizhny Novgorod,Nizhny Novgorod,Russia;3.Institute of Applied Physics of the Russian Academy of Sciences,Nizhny Novgorod,Russia |