1. Department of Inorganic Chemistry, Faculty of Natural Sciences, Comenius University in Bratislava, 842 15 Bratislava, Slovakia
2. College of Electronic and Information Engineering, Shenzhen University, Guangdong Province, 518000, China
3. Department of Chemistry & Chemical Engineering, Lahore University of Management Sciences (LUMS), Pakistan
4. Institute of Environmental Technology, CEET, VŠB-Technical University of Ostrava, 17. listopadu 15, Ostrava-Poruba, Czech Republic