1. Institute of Physics, Polish Academy of Sciences, Al. Lotników 32/46, 02-668 Warszawa, Poland
2. High Pressure Research Center, Polish Academy of Sciences, Sokołowska 29/37, 01-142 Warszawa, Poland
3. Institute of Electron Technology, Al. Lotników 32/46, 02-668 Warszawa, Poland
4. European Synchrotron Radiation Facility, BP220, 38043 Grenoble Cedex, France