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