1. L. N. Gumilyov Eurasian National University 2 Satpayev Str. 010008 Nur-Sultan Kazakhstan
2. Department of Intelligent Information Astana Branch of Institute of Nuclear Physics 2/1 Abylaikhn Ave. 010008 Nur-Sultan Kazakhstan
3. Department of Physical Electronics and Nanotechnology Ural Federal University 19 Mira Str. 620002 Yekaterinburg Russia
4. Belarusian State University 5 Kurchatova Str. 220064 Minsk Belarus
5. Institute of Solid State Physics University of Latvia 8 Kengaraga LV-1063 Riga Latvia
6. Institute of Physics University of Tartu W. Ostwald Str. 1 50411 Tartu Estonia