1. Department of Physics
2. Indian Institute of Technology Kharagpur
3. Kharagpur 721302
4. India
5. Inter-University Accelerator Centre
6. Aruna Asaf Ali Marg
7. New Delhi 110067
8. Department of Physics and Astrophysics
9. University of Delhi
10. New Delhi 110007
11. Amity Institute of Nanotechnology
12. Amity University
13. Noida 201313