1. Institute of Physics
2. Kazimierz Wielki University in Bydgoszcz
3. 85090 Bydgoszcz
4. Poland
5. Faculty of Technical Physics
6. Institute for Scintillation Materials
7. National Academy of Sciences of Ukraine
8. 61001 Kharkiv
9. Ukraine
10. SSI Institute for Single Crystals
11. 61178 Kharkiv
12. Academy of Sciences of Czech Republic
13. 16200 Prague
14. Czech Republic