1. Department of Physics Krishna University Machilipatnam India
2. Department of Physics Andhra Loyola College Vijayawada India
3. Department of Physics Government College (A) Rajahmundry India
4. Department of Physics AG & SG Siddhartha College of Arts & Sciences Vyyuru India
5. Department of Applied Physics, Faculty of Engineering and Technology M.S. University of Baroda Vadodara India
6. Department of Physics Bhilai Institute of Technology Raipur−493661 Chhattisgarh India