1. University of Silesia, Institute of Chemistry, Szkolna 9 Street, 40-007 Katowice, Poland
2. University of Silesia, Institute of Materials Engineering, 75. Pułku Piechoty 1A Street, 41-500 Chorzów, Poland
3. University of Hradec Králové, Department of Physics, Rokitanského 62, 50003, Hradec Králové, Czech Republic