V.V. Kapravchuk1, A.N. Briko2, A.S. Borde3, P.E. Chibizov4, A.R. Ishkildin5, A.A. Karasev6, V.S. Mazeina7, S.I. Shchukin8

1–8 Bauman Moscow State Technical University (Moscow, Russia)
1 kapravchuk@bmstu.ru