1. Laboratory for Nanotechnology
2. Institute of Microsystems Engineering (IMTEK)
3. Albert-Ludwigs University of Freiburg, Georges-Köhler-Allee 103
4. D-79110 Freiburg
5. Germany
6. Fraunhofer-Institut für Solare Energiesysteme
7. Heidenhofstraße 2
8. 79110 Freiburg
9. Fraunhofer Institute for Applied Solid State Physics
10. Tullastraße 72
11. 79108 Freiburg
12. School of Chemistry and Biochemistry
13. Thapar University
14. Patiala 147004
15. India
16. Nanostructured Renewable Energy Materials Laboratory
17. Faculty of Industrial Sciences and Technology
18. University Malaysia Pahang
19. 26300 Gambang Kuantan
20. Malaysia