1. Faculty of Energy and Fuels, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Krakow, Poland
2. AGH Centre of Energy, AGH University of Science and Technology, ul. Czarnowiejska 36, 30-054 Krakow, Poland
3. Faculty of Materials Science and Ceramics, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Krakow, Poland
4. Academic Centre for Materials and Nanotechnology, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Krakow, Poland
5. State Key Laboratory of Space Power-Sources Technology, Shanghai Institute of Space Power-Sources, No. 2965 Dongchuan Road, Shanghai 200245, China
6. Faculty of Physics and Applied Computer Science, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Krakow, Poland
7. Institute of Physics, University of Silesia, ul. 75 Pułku Piechoty 1, 41-500 Chorzow, Poland