1. National University of Science and Technology “MISiS,” Moscow 119049, Russia
2. Functional Materials Laboratory, National Research South Ural State University, Chelyabinsk 454080, Russia
3. Faculty of Physics, Tver State University, Tver 170100, Russia
4. Faculty of Physics, Chelyabinsk State University, Chelyabinsk 454021, Russia
5. Kotelnikov Institute of Radioengineering and Electronics of RAS, Moscow 125009, Russia
6. Institute of Low Temperature and Structure Research of PAS, Wroclaw 50-422, Poland
7. Department of Nanotechnology, Materials Science and Mechanics, Togliatti State University, Tolyatti 445020, Russia
8. Snezhinsk Physics and Technology Institute, National Research Nuclear University “MEPhI” (Moscow Engineering Physics Institute), Snezhinsk 456776, Russia
9. Department of Physics, Indian Institute of Technology, New Delhi 110016, India
10. Faculty of Physics, M.V. Lomonosov Moscow State University, Moscow 119991, Russia