L.K. Martinson - Dr.Sc. (Phys.-Math.), Professor, Department of «Physics», Bauman Moscow State Technical University А.N. Morozov - Dr.Sc. (Phys.-Math.), Professor, Head of Department of «Physics», Bauman Moscow State Technical University. E-mail: amor59@mail.ru А.V. Skripkin - Ph.D. (Phys.-Math.), Associate Professor, Department of «Physics», Bauman Moscow State Technical University. E-mail: skripkin@bmstu.ru