1. Advanced Materials Research Centre, Department of Chemistry, University of Calicut, Kerala 673 635, India
2. Photosciences and Photonics Section, Chemical Sciences and Technology Division, CSIR-National Institute for Interdisciplinary Science and Technology (CSIR-NIIST), Thiruvananthapuram, Kerala 695019, India
3. Department of Chemistry, Anna University, Tamil Nadu 600025, India
4. Academy of Scientific and Innovative Research (AcSIR), Ghaziabad, Uttar Pradesh 201002, India