Dr. Madhavan Jagannathan is as Assistant Professor in Department of Chemistry, Thiruvalluvar University, Vellore, India. He obtained his PhD in the Department of Energy, University of Madras in 2007 and worked as a post-doctoral fellow at the School of Chemistry, University of Melbourne, Australia (2008-2010). His research work is mainly focused on photocatalysis, the dye-sensitized solar cells, hydrogen evolution reaction, bio/chemical sensors, catalysis, polymer electrolytes and nanomaterials for energy and environmental remediation. He has published 88 refereed papers in high impact international journals, 3 book chapters and 1 patent.