1. Department of Physics
2. Alagappa University
3. Karaikudi 630003
4. India
5. Alagappa Chettiar College of Engineering and Technology
6. Nanotechnology Research Center
7. SRM University
8. Kattangulathur 603203
9. NUSNNI-NanoCore
10. National University of Singapore
11. Singapore 117411
12. Singapore
13. Centre for High Pressure Research
14. School of Physics
15. Bharathidasan University
16. Tiruchirapalli 620024