1. Department of Physics, RNS Institute of Technology, Bangalore, India
2. Visveswaraya Technological University, Belagavi, India
3. Centre for advanced Material Research lab, Department of Physics, BMS Institute of Technology and Management, Bangalore, India
4. Department of Physics, Sai Vidya Institute of Technology, Bangalore, India
5. Research Centre, Department of Chemistry, East West Institute of Technology, Bangalore, India