N.V. Astakhov1, A.S. Badaev2, O.Yu. Makarov3, A.S. Demikhova4, V.M. Pitolin5

1−5 Voronezh State Technical University (Voronezh, Russia)

V.T. Ermolaev, V.Yu. Semenov, A.G. Flaxman, I.V. Artukhin, O.A. Shmonin

Nizhni Nivgorod State University n.a. N.I. Lobachevsky (Nizhni Nivgorod, Russia)