1. Faculty of Physics, Belarusian State University, 4 Nezavisimosti Av., 220030 Minsk, Belarus
2. R & D Department, Belarusian State University of Informatics and Radioelectronics, P. Brovki Str. 6, 220013 Minsk, Belarus
3. Laboratory of Magnetic Films Physics, SSPA “Scientific and Practical Materials Research Centre of NAS of Belarus”, P. Brovki Str. 19, 220072 Minsk, Belarus
4. Smart Sensors Laboratory, National University of Science and Technology MISiS, 119049 Moscow, Russia
5. Laboratory of Single Crystal Growth, South Ural State University, Lenin Ave. 76, 454080 Chelyabinsk, Russia
6. Center “Photonics of Atomic and Molecular Structures”, Stepanov Institute of Physics, National Academy of Sciences of Belarus, 220072 Minsk, Belarus