1. Department of Science and Humanities, Anjuman College of Engineering & Technology, Nagpur, India
2. Department of Physics, Shri Shivaji Education Society Amravati’s Science College, Nagpur, India
3. Department of Physics, Rashtrasant Tukadoji Maharaj Nagpur University, Nagpur, India
4. Former Vice-Chancellor, Sant Gadgebaba Amravati Univeristy, Amravati, India