1. School of Chemical Sciences Mahatma Gandhi University Priyadarsini Hills Kottayam Kerala 686560 India
2. Advanced Molecular Materials Centre (AMMRC) Mahatma Gandhi University Priyadarshini Hills Kottayam Kerala 686560 India
3. Institute for Integrated Programmes and Research in Basic Sciences (IIRBS) Mahatma Gandhi University Priyadarshini Hills Kottayam Kerala 686560 India