Affiliation: | 1. Department of Physics, Maharaj Singh College, Saharanpur, India.soloman@iisertirupati.ac.in;3. Indian Institute of Science Education and Research (IISER) Tirupati, Tirupati, India.;4. Department of Physics, Panjab University, Chandigarh, India.;5. Indian Institute of Science Education and Research (IISER) Kolkata, Kolkata, India. |