1. Department of Physics, Indian Institute of Technology Gandhinagar, Palaj, Gandhinagar 382355, India
2. Department of Physics, Indian Institute of Science Education and Research, Dr. Homi Bhabha Road, Pune 411008, India
3. St. Thomas Colleges of Engineering & Technology, Kolkata 700023, India
4. K C Patel Centre for Sustainable Development, Indian Institute of Technology Gandhinagar, Palaj, Gandhinagar 382355, India