1. Dr. B. A. Marathwada University Aurangabad Maharashtra 431004 India
2. Department of Chemistry Shri. Vijaysinha Yadav College of Arts and Science Peth Vadgaon Maharashtra India
3. Department of Chemistry Govt. Vidarbha Institute of Science and Humanities Amravati Maharashtra India
4. Department of Chemistry M.H. Shinde Mahavidyalaya (Affiliated to Shivaji University, Kolhapur) Tisangi Maharashtra 416206 India
5. Department of Physics Krantisinh Nana Patil College Walwa Sangli Maharashtra 416313 India