A.S. Zakharov1, A.M. Savchuk2, V.V. Morozov3, D.A. Zvonarev4
1 Lomonosov Moscow State University (Moscow, Russia)
2 Yaroslavl State Agricultural Academy (Yaroslavl, Russia)
3 Tula State University (Tula, Russia)
1 zakharov.as17@physics.msu.ru, 2 savchuk@cosmos.msu.ru, 4zvonarev@cz71.ru