1. Molecular Materials Laboratory Chemistry and Physics of Materials Unit School of Advanced Materials (SAMat) Jawaharlal Nehru Centre for Advanced Scientific Research Jakkur Bangalore 560064 India
2. Materials Science Division Poornaprajna Institute of Scientific Research Devanahalli Bangalore Rural 562164 India
3. Inorganic and Analytical Chemistry Department School of Chemistry Andhra University Visakhapatnam 530003 India