1. Faculty of Mathematics; Physics and Chemistry; Institute of Chemistry; University of Silesia; Szkolna 9 40-007 Katowice Poland
2. Centre of Polymer and Carbon Materials; Polish Academy of Sciences; M. Curie-Sklodowska 34 41-819 Zabrze Poland
3. Institute of Physics; Faculty of Physics; Astronomy and Informatics; Nicolaus Copernicus University; Grudziadzka 5 87-100 Torun Poland
4. Faculty of Mathematics; Physics and Chemistry; Institute of Physics; University of Silesia; Uniwersytecka 4 40-007 Katowice Poland
5. Department of Chemical Organic Technology and Petrochemistry; Silesian University of Technology; Krzywoustego 4 44-100 Gliwice Poland