1. Nano Science Unit
2. Department of Physics
3. Institute of Science
4. Banaras Hindu University
5. Varanasi-221005
6. CSIR-National Physical Laboratory
7. New Delhi-110012
8. India
9. Physical and Materials Chemistry Division
10. CSIR-National Chemical Laboratory
11. Dr Homi Bhabha Road
12. Pashan
13. Pune-411008
14. Savitribai Phule Pune University
15. Pune-411007
16. UGC-DAE Consortium for Scientific Research, Khandwa Road
17. Indore
18. Department of Materials Science and Nano Engineering, Rice University
19. Houston
20. USA