1. Department of Chemistry, Manonmanium Sundaranar University, Tirunelveli, Tamil Nadu, India
2. Department of Chemistry, The American College, Madurai, Tamil Nadu, India
3. Department of Chemistry, K. Ramakrishnan College of Technology, Trichy, Tamil Nadu, India
4. Department of Chemistry, Mohamed Sathak Engineering College, Ramamnanthapuram, Tamil Nadu, India
5. Department of Chemistry, Mepco Schlenk Engineering College, Sivakasi, Tamil Nadu, India
6. Department of Chemistry, Pope's College (Autonomous), Thoothukudi, Tamil Nadu, India