1. Polymer Research Center (PORCE), School of Chemical Sciences and Food Technology, Faculty of Science and Technology; Universiti Kebangsan Malaysia (UKM); 43600 Bangi Selangor Malaysia
2. Department of Chemistry; Mar Thoma College; Tiruvalla 689103 Kerala India
3. The International School of Paper, Print Media and Biomaterials (Pagora); Grenoble Institute of Technology; CS10065-F-38402 Saint Martin d'HèresCedex France
4. Center for Nanoscience and Nanotechnology, School of Chemical Sciences; Mahatma Gandhi University; Priyadarshini Hills P. O. Kottayam, 686560 Kerala India
5. Department of Chemistry, Polymer and Composite Materials Research Laboratory; University of Malaya; Kuala Lumpur 50603 Malaysia