1. University of Bucharest
2. Faculty of Physics
3. Materials and Devices for Electronics and Optoelectronics Research Center
4. 077125 Magurele-Ilfov
5. Romania
6. Horia Hulubei National Institute for Physics and Nuclear Engineering
7. 077126 Magurele-Ilfov
8. School of Science and Engineering
9. Reykjavik University
10. IS-101 Reykjavik
11. Iceland