1. Department of Mechanical Engineering and Agrophysics, University of Agriculture in Krakow, Balicka 120, 31-120 Krakow, Poland
2. Faculty of Exact & Natural Sciences, Pedagogical University, ul. Podchorazych 2, 30-084 Krakow, Poland
3. Institute of Physics, Pedagogical University, ul. Podchorazych 2, 30-084 Krakow, Poland
4. Department of Hydrogen Energy, Faculty of Energy and Fuels, AGH-University of Science & Technology, al.Mickiewicza 30, 30-059 Krakow, Poland
5. Institute of Technology, Pedagogical University, ul. Podchorazych 2, 30-084 Krakow, Poland
6. Faculty of Materials Science and Ceramics, AGH-University of Science & Technology, al.Mickiewicza 30, 30-059 Krakow, Poland
7. Faculty of Computer Science, Electronics and Telecommunications, AGH-University of Science & Technology, al.Mickiewicza 30, 30-059 Krakow, Poland
8. Astronomical Observatory, Jagiellonian University, Orla 171, 30-244 Krakow, Poland
9. Institute of Solid State Physics, University of Latvia, LV1067 Riga, Latvia