1. Department of Physics, BITS – Pilani, Jawahar Nagar, Kapra Mandal, Medchal District, Hyderabad, Telangana, India
2. Materials Center for Sustainable Energy & Environment, BITS – Pilani, Hyderabad Campus, Jawahar Nagar, Kapra Mandal, Medchal District, Hyderabad, Telangana, India