1. Department of Physics, University of Technology and Humanities in Radom, Krasickiego 54, 26-600 Radom, Poland
2. Institute of Applied Mechanics and Power Engineering, University of Technology and Humanities in Radom, Krasickiego 54, 26-600 Radom, Poland
3. Air Force Institute of Technology, Księcia Bolesława 6, 01-494 Warsaw, Poland