V.S. Zaionchkovskiy - Ph. D. (Phys.-Math.), Associate Professor, Kaluga branch of the Bauman MSTU E-mail: vz48@post.ru Aung Kyaw Kyaw - Post-graduate Student, Kaluga branch of the Bauman MSTU E-mail: akkyaw.bmstu.50@gmail.com O.Yu. Egorova - Student, Kaluga branch of the Bauman MSTU E-mail: oksana_egorova@yandex.ru P.A. Byckoff - Student, Kaluga branch of the Bauman MSTU E-mail: pawel.byckoff@yandex.ru