1. School of Engineering, University of Petroleum and Energy Studies,Department of Physics,Dehradun,Uttarakhand,India,248007
2. ITER India Institute for Plasma Research,Ahemdabad,Gujarat,India,380005
3. School of Physics, University of Hyderabad,Hyderabad,Telangana,India,500046
4. Centre for Interdisciplinary Research and Innovation, University of Petroleum and Energy Studies,Dehradun,Uttarakhand,India,248007