1. Department of Physics, Shri Shivaji Education Society Amravati’s Science College, Nagpur, India
2. Department of Physics, Rashtrasant Tukadoji Maharaj Nagpur University, Nagpur, India
3. Department of Physics, Laxminarayan Institute of Technology, Nagpur, India
4. Department of Science and Humanities, Anjuman College of Engineering & Technology, Nagpur, India