1. Department of Chemistry
2. Tamralipta Mahavidyalaya
3. East Midnapore
4. India
5. Stephenson Cancer Center
6. University of Oklahoma Health Sciences Center
7. Oklahoma City
8. USA
9. Department of Ecological Studies
10. University of Kalyani
11. Nadia-741235
12. Jadavpur University
13. Kolkata 700032
14. Indian Institute of Technology Delhi
15. New Delhi 110016