1. Functional Energy Nanomaterials group, Materials Sciences Division, Poornaprajna Institute of Scientific Research, Devanahalli, Bengaluru-562110, India
2. Manipal Academy of Higher Education, Manipal, Karnataka-576104, India
3. Solid State and Structural Chemistry Unit, Indian Institute of Science, Bengaluru-560012, India
4. Chemistry and Physics of Materials Unit, Jawaharlal Nehru Centre for Advanced Scientific Research, Jakkur, Bengaluru-560064, India
5. Department of Physics, Manipal Institute of Technology, Manipal-576104, India