1. Department of Physics School of Sciences and Humanities Nazarbayev University Astana 010000 Kazakhstan
2. Department of Electronics and Energy Engineering Yuriy Fedkovych Chernivtsi National University Chernivtsi 58012 Ukraine
3. Department of Chemistry and Biochemistry University of California Santa Barbara (UCSB) Santa Barbara CA 93106 USA
4. Energetic Cosmos Laboratory Nazarbayev University Astana 010000 Kazakhstan
5. Department of Condensed Matter Physics Faculty of Mathematics and Physics Charles University Prague 2 12116 Czech Republic
6. Institute of Physics Czech Academy of Sciences Na Slovance 1999/2 Prague 8 18221 Czech Republic
7. V. Lashkaryov Institute of Semiconductor Physics National Academy of Sciences of Ukraine Kyiv 03028 Ukraine