1. Department of Polymer Science & Technology, University College of Science and Technology, University of Calcutta, 92 A.P. C Road, Kolkata 700009, India, School of Materials Science and Engineering, Bengal Engineering and Science University, Shibpur, Howrah 711103, India, and Bioproducts Discovery and Development Centre, Department of Plant Agriculture, Crop Science Building, and School of Engineering, Thornbrough Building, University of Guelph, Guelph N1G2W1, ON, Canada