1. Department of Chemistry, PSG College of Arts and Science, Coimbatore, Tamil Nadu, India
2. Department of Applied Chemistry, Karunya Institute of Technology and Sciences (Deemed to be University), Coimbatore, Tamil Nadu, India
3. Department of Chemistry, School of Advanced Sciences, Kalasalingam Academy of Research and Education (Deemed to be University), Anand Nagar, Krishnankoil, Tamil Nadu, India