1. Self‐cleaning Research Laboratory Department of Physics Raje Ramrao College, (Affiliated to Shivaji University, Kolhapur) Jath Maharashtra 416404 India
2. Henan Key Laboratory of Polyoxometalate Chemistry Henan Joint International Research Laboratory of Environmental Pollution Control Materials College of Chemistry and Chemical Engineering Henan University Kaifeng 475004 P. R. China
3. Shivaji Polytechnic College Sangola Maharashtra 413307 India
4. Department of Physics Rajashri Chatrapati Shahu College Kolhapur Maharashtra India
5. KLES P C Jabin Science Autonomous College Hubballi Karnataka India
6. Department of Physics Shrimant Babasaheb Deshmukh Mahavidyalaya Atpadi Maharashtra India
7. Department of Physics ShikshanMaharshi Bapuji Salunkhe Mahavidyalaya Miraj Maharashtra India
8. Department of Chemistry Smt. Meenalben Mehta College Panchgani Maharashtra India
9. Center for Advanced Materials Qatar University Doha 2713 Qatar