1. Centre For Cosmology and Science Popularization (CCSP), SGT University, Gurugram, Delhi-NCR, Haryana 122505, India
2. Department of Physics, National Institute of Technology Karnataka, Surathkal, Karnataka 575025, India
3. Department of Physics, Indian Institute of Technology Kharagpur, Kharagpur 721302, India
4. Department of Applied Physics, Delhi Technological University, Delhi 110042, India