1. University of Veterinary Medicine and Pharmacy in Košice Department of Chemistry Biochemistry and Biophysics Institute of Biochemistry, Komenského 73, SK‐041 84 Košice Slovakia
2. V.N. Karazin Kharkiv National University, Faculty of Chemistry, Department of Applied Chemistry Svobody sq. 4 UA-61022 Kharkiv Ukraine
3. P.J. Šafárik University in Košice, Faculty of Science, Institute of Chemistry, Department of Inorganic Chemistry Moyzesova 11 SK-041 54 Košice Slovakia
4. P.J. Šafárik University in Košice, Faculty of Science, Institute of Physics Park Angelinum 9 SK-041 54 Košice Slovakia
5. Institute of Physics of the Czech Academy of Sciences Czech Republic
6. Department of Inorganic Chemistry Faculty of Science, Palacký University 17. listopadu 12 CZ‐771 46 Olomouc Czech Republic
7. Regional Centre of Advanced Technologies and Materials Faculty of Science Palacký University Šlechtitelů 27 CZ-783 71 Olomouc Czech Republic