1. P.G. & Research Department of Chemistry, Government Arts College (Autonomous), Coimbatore-641018, India; P.G. & Research Department of Chemistry, Sri Ramakrishna Mission Vidyalaya College of Arts and Science (Autonomous), Coimbatore-641020, India
2. P.G. & Research Department of Chemistry, Government Arts College (Autonomous), Coimbatore-641018, India
3. Centre for Nanotechnology and Advanced Biomaterials (CeNTAB), School of Chemical and Biotechnology, SASTRA University, Thanjavur- 613401, India