Dr. S. A. Hussain (M.Sc. 2001 & Ph.D, 2007, Tripura University, India) is an Assistant Professor in the Department of Physics, Tripura University. His major fields of interest are Thin Films and Nanoscience. He was a Postdoctoral Fellow of K.U. Leuven, Belgium (2007-08). He received Jagdish Chandra Bose Award 2008-2009, TSCST, Govt. of Tripura; Young Scientist Research Award by DAE, Govt of India. He has undertaken several research projects. He has published 60 research papers in international journals and attended several scientific conferences in India and abroad. http://sahussaintu.wordpress.com/.