Prof.S.Kalainathan is currently Professor (Higher Academic Grade), Centre for Nanotechnology Research, VIT University, Vellore, Tamilnadu, India. He received his M.Sc in Physics from the Madras University of Chennai in 1987 and PhD in Materials Science from Anna University, Chennai in 1991. He has been awarded JSPS Invitation Fellowship, University of Tokyo in 2015, Prof.P.Ramasamy National Award for Crystal Growth in 2009, Most Active Researcher Award in 2008 and Best Teacher Award in 1997 by VIT University, Visiting Professor, Akita University in 2014,2017,2018 and 2019. He has published/co-published over 283 journal papers and completed 13 funded projects. He is also an inventor in 6 Indian patents related to laser shock peening. His research interests include crystal growth by Bridgemann and Flux techniques, solar cell, Gas sensor and magnetic memories by thin film, bio-nano materials, artificial biological stones by gel growth techniques and surface medication of metals and alloys by laser shock peening method. He is an executive member of Indian Association for Crystal Growth.