1. Materials Sciences and Technology Division, CSIR-North East Institute of Science and Technology, Jorhat 785006, Assam, India
2. Academy of Scientific and Innovative Research (AcSIR), Ghaziabad 201002, India
3. Coal and Energy Division, CSIR-North East Institute of Science and Technology, Jorhat 785006, Assam, India
4. Centre for Preclinical Studies, CSIR-North East Institute of Science and Technology, Jorhat 785006, Assam, India
5. Engineering Sciences and Technology Division, CSIR-North East Institute of Science and Technology, Jorhat 785006, Assam, India
6. Physical and Materials Chemistry Division, CSIR-National Chemical Laboratory, Dr Homi Bhabha Road, Pune 411008, Maharashtra, India