1. Institute of Nanoscience and Nanotechnology
2. NCSR “Demokritos”
3. 15310 Aghia Paraskevi, Athens
4. Greece
5. Department of Chemistry
6. University of Oxford
7. UK
8. Faculty of Science
9. University of Kufa
10. Institut de Chimie de Strasbourg (UMR 7177
11. Department of Materials Science and Engineering
12. University of Ioannina
13. Ioannina