1. Department of Physics
2. M. P. Government P. G. College
3. Hardoi-241001
4. India
5. Macromolecular Research Laboratory
6. University of Lucknow
7. Lucknow-226007
8. Government P. G. College
9. Badaun-243601
10. Department of Applied Physics
11. Babasaheb Bhimrao Ambedkar University
12. Lucknow-226025