1. School
of Chemical Sciences, Mahatma Gandhi University, Priyadarshini Hills P.O., Kottayam, Kerala 686560, India
2. Department
of Chemistry, St. Thomas College, Pala, Kottayam, Kerala 686574, India
3. Materials
Engineering Centre, University of Perugia, Local Pentima Bassa, 21, 05100 Terni, Italy
4. Department
of Polymer Science and Rubber Technology, Cochin University of Science and Technology, Cochin, Kerala 682022, India
5. International and Interuniversity Centre for Nanoscience & Nanotechnology, Mahatma Gandhi University, Priyadarshini Hills, Kottayam, Kerala 686560, India
6. Faculty of
Applied Sciences, Universiti Teknologi MARA, 40450 Shah Alam, Selongor, Malaysia