1. Tata Institute of Fundamental Research-Hyderabad, Sy. No. 36/P, Gopanapally Village, Serilingampally Mandal, Ranga Reddy District, Hyderabad 500107, India
2. School of Basic Sciences, Indian Institute of Technology, Bhubaneswar, Odisha 751013, India
3. Materials Theory Division, Department of Physics and Astronomy, Uppsala University, Box-516, Uppsala SE-75120, Sweden