1. Department of Chemistry, Inorganic Chemistry Section; Jadavpur University; Kolkata 700032 India
2. Department of Basic Science and Humanities; RCC Institute of Information Technology; Canal South Road, Beliaghata Kolkata 700015 India
3. Department of Chemistry; Dinabandhu Andrews College; Garia Kolkata 700084 India
4. Department of Physics; Jadavpur University; Kolkata 700032 India
5. Life Science Group; National Synchrotron Radiation Research Centre; 101 Hsin Ann Road Hsinchu 30076 Taiwan