1. Institute of Inorganic Chemistry of the Czech Academy of Sciences, 250 68Husinec-Řež, Czech Republic
2. Faculty of Environment, Jan Evangelista Purkyně University in Ústí nad Labem, Pasteurova 3632/15, 400 96Ústí nad Labem, Czech Republic
3. Faculty of Science, Jan Evangelista Purkyně University in Ústí nad Labem, Pasteurova 3632/15, 400 96Ústí nad Labem, Czech Republic
4. Institute of Physics of the Czech Academy of Sciences, Cukrovarnická 10, 162 00Prague, Czech Republic
5. New Technologies−Research Centre, University of West Bohemia, Univerzitní 8, 306 14Pilsen, Czech Republic