1. Dukhov Research Institute of Automatics, 22 Sushchevskaya St., Moscow 127055, Russia
2. Russian Federal Nuclear Center, All-Russia Research Institute of Experimental Physics, Sarov, Nizhegorodskaya oblast’ 607188, Russia
3. Moscow Institute of Physics and Technology (State University), 9 Institutskii per., Dolgoprudny, Moscow Region 141701, Russia
4. Joint Institute for High Temperatures, 13 bd. 2 Izhorskaya St., Moscow 125412, Russia