1. Institute of High Current Electronics SB RAS, 2/3 Akademichesky Avenue, 634055 Tomsk, Russia
2. School of Nuclear Science & Engineering, Tomsk Polytechnic University, 30 Lenina Avenue, 634050 Tomsk, Russia
3. Budker Institute of Nuclear Physics SB RAS, 11, Acad. Lavrentieva Pr., 630090 Novosibirsk, Russia