1. Department of Nuclear Reactors, Czech Technical University, V Holešovičkách 2, 180 00 Praha, Czechia
2. Slovak University of Technology in Bratislava, Ilkovičova 3, 812 19 Bratislava, Slovakia
3. Charles University in Prague, Faculty of Mathematics and Physics, V Holešovičkách 2, 180 00 Prague, Czechia
4. Department of Physics, Bu-Ali Sina University, 65174-4161, Hamedan, Iran
5. Institute of Physics, Slovak Academy of Sciences, Dúbravská cesta 9, 845 11 Bratislava, Slovakia
6. Institute of Laboratory Research on Geomaterials, Faculty of Natural Sciences, Comenius University in Bratislava, Ilkovičova 6, 842 15 Bratislava, Slovakia