[1] Univ Silesia, Inst Phys, Ul Uniwersytecka 4, PL-40007 Katowice, Poland
[2] Univ Wroclaw, Fac Chem, Ul F Joliot Curie 14, PL-50383 Wroclaw, Poland
[3] European Synchrotron Radiat Facil, BP 220, Grenoble, France
[4] Univ Silesia, Inst Mat Sci, Ul 75 Pulku Piechoty 1a, PL-41500 Chorzow, Poland