1. Department of Physics, Indian Institute of Science Education and Research (IISER) Tirupati, Tirupati 517507 Andhra Pradesh, India
2. Center for Atomic, Molecular, and Optical Sciences & Technologies, Indian Institute of Science Education and Research (IISER) Tirupati, Tirupati 517507 Andhra Pradesh, India
3. Department of Chemistry, Indian Institute of Science Education and Research (IISER) Tirupati, Tirupati 517507 Andhra Pradesh, India