1. Electronics Engineering Department
2. Technological Educational Institute (TEI) of Sterea Ellada
3. 35100 Lamia
4. Greece
5. Institute for Materials Research and Innovation (IMRI)
6. University of Bolton
7. Bolton BL3 5AB
8. UK
9. Department of Physics
10. University of Patras
11. 26504 Patras
12. Department of Electronic and Electrical Engineering
13. Faculty of Science and Engineering
14. University of Chester
15. Thornton Science Park
16. Department of Materials Science