1. Department of Physics, Jadavpur University, Jadavpur, Kolkata 700032, India
2. Department of Life Science & Bio-technology, Jadavpur University, Jadavpur, Kolkata 700032, India
3. Department of Physics, Sammilani Mahavidyalaya, E.M. Bypass, Baghajatin Station, Kolkata 700075, India
4. Physics Division, Department of Basic Sciences & Social Science, North-Eastern Hill University, Shillong 793022, Meghalaya, India
5. West Bengal State Council of Science and Technology, Department of Science and Technology and Biotechnology, Sector-I Saltlake, Kolkata 700064, India