1. Department of Chemistry, E.G.S. Pillay Engineering College, Nagapattinam, Tamil Nadu, India
2. Department of Chemistry, Saveetha School of Engineering, Saveetha Institute of Medical and Technical Sciences, Saveetha University, Chennai, Tamil Nadu, India
3. PG & Research Department of Chemistry, The American College, Madurai, Tamil Nadu, India
4. Department of Chemistry, Mepco Schlenk Engineering College, Sivakasi, Tamil Nadu, India