1. Institute of Physics of the NASU, 46, Prosp. Nauky, Kyiv 03028, Ukraine;
2. National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”, 37, Prosp. Peremohy, Kyiv 03056, Ukraine
3. Institute for Scintillation Materials of the NASU, 60, Prosp. Nauky, Kharkiv 61022, Ukraine;
4. V.N. Karasin Kharkiv National University, 4, Svobody Sq., Kharkiv, Ukraine;