1. Department of Studies in Physics Karnatak University, Pavatenagar Dharwad Karnataka India
2. Department of Physics Smt. Rukmini Shedthi Memorial National Government First Grade College & Postgraduate Study Centre Barkur Karnataka India
3. Department of Physics Manipal Institute of Technology, Manipal Academy of Higher Education Manipal Karnataka India
4. Department of Physics Maharani's Science College for Women Mysore Karnataka India