1. Variable Energy Cyclotron Centre, 1/AF-Bidhannagar, Kolkata-700064, India
2. Homi Bhabha National Institute, Training School Complex, Anushaktinagar, Mumbai-400094, India
3. Department of Physics, Bankura University, Bankura - 722155, India
4. Department of Physics, Barasat Government College, Barasat, N 24 Pgs, Kolkata - 700124, India
5. Department of Physics, Raniganj Girls' College, Raniganj-713358, India