1. Thermoelectric Research Laboratory
2. Faculty of Material Science and Ceramics
3. AGH University of Science and Technology
4. 30-059 Krakow
5. Poland
6. The Lukasiewicz Research Network – Krakow Institute of Technology
7. 30-418 Krakow
8. Faculty of Physics and Applied Computer Science
9. Department of Materials Engineering
10. Ben-Gurion University of the Negev
11. Beer-Sheva 84105
12. Israel