1. Department of Condensed Matter Physics
2. Faculty of Mathematics and Physics
3. Charles University
4. 121 16 Praha 2
5. Czech Republic
6. Chimie des Interactions Plasma-Surface (ChIPS)
7. University of Mons
8. 7000 Mons
9. Belgium
10. Department of Chemical Physics and Optics
11. Institute of Physics of the Czech Academy of Sciences
12. 162 00 Prague 6
13. Department of Physics of Materials
14. Laboratory for Chemistry of Novel Materials (CMN)
15. Mons 7000