1. Belarusian State University, Kurchatov Str. 5, 220045 Minsk, Belarus
2. A.N. Sevchenko Institute of Applied Physical Problems of Belarusian State University, Kurchatov Str. 7, 220045 Minsk, Belarus
3. Joint Stock Company “Integral”, Kazintsa Str. 121 A, 220108 Minsk, Belarus
4. School of Physics and Centre for Research on Adaptive Nanostructures and Nanodevices (CRANN), Trinity College Dublin, Dublin D02 PN40, Ireland
5. L.N. Gumilyov Eurasian National University, 2 Satpayev Street, Astana 010000, Kazakhstan