1. Institute of Experimental Physics, Faculty of Physics, University of Warsaw, Pasteura St. 5, 02-093 Warsaw, Poland
2. Institute of Physics, Polish Academy of Sciences, Al. Lotników St. 32/46, 02-668 Warsaw, Poland
3. Institute of High Pressure Physics, Polish Academy of Sciences, Sokołowska 29/37, 01-142 Warsaw, Poland
4. Biological and Chemical Research Centre, University of Warsaw, Żwirki i Wigury St. 101, 02-089 Warsaw, Poland