I am currently Associate Professor in the Department of Environmental Science and Engineering, Indian Institute of Technology Dhanbad, Jharkhand, INDIA, specifically fascinated in design and fabrication of energy materials for sustainable environmental and energy applications. A researcher with wide interdisciplinary research experience in the field of chemical environmental engineering for more than a decade with working experiences from Department of Civil Engineering, NANOCAT, University of Malaya, Malaysia; Department of Chemical Technology, Politechnika Gdańska, Poland; Department of Chemical Engineering, National Institute of Technology Thiruchirappalli. A key person who Founded and led “Environmental Nanomaterials” research group in the department of civil engineering, since feb.2010 until August 2016. Have a research collaboration with professors at leading university in Germany, Russia, UK, Korea, Malaysia etc. Published more than 70 research articles in various reputed journal, books.