1. Institute of Physics
2. Kazimierz Wielki University in Bydgoszcz
3. 85090 Bydgoszcz
4. Poland
5. ESRF-The European Synchrotron
6. 38043 Grenoble
7. France
8. Institute of Physics, Polish Academy of Sciences
9. 02-668 Warsaw
10. SSI Institute for Single Crystals
11. National Academy of Sciences of Ukraine
12. 61178 Kharkiv
13. Ukraine