1. National Research Nuclear University MEPhI, Kashirskoye Shosse 31, Moscow 115409, Russia
2. Moscow Institute of Physics and Technology, Institutskii Lane 9, Dolgoprudny, Moscow Region 141701, Russia
3. Skobeltsyn Institute of Nuclear Physics, Lomonosov Moscow State University, Leninskie gory, Moscow 119991, Russia
4. Nuclear Safety Institute of RAS, Bol’shaya Tulskaya 52, Moscow 115191, Russia