2022: Outstanding Researcher of the Year 2022 by VIT University
2022: Distinguished Alumnus Award of Excellence by Sacred Heart College, Tirupattur
2022: Life Time Achievement award by Indian Spectro Physics Association
2019: Exchange teacher mobility under Erasmus project, UCLM, Spain
2014,2017, 2018,2019: Visiting Professor, Akita University, Japan
2018- 2019: DST-JSPS bilateral project visit, University of Tokyo, Japan
2017: Honorary Visiting Professor, Australian National University, Canberra, Australia
2015: JSPS Invitation Fellowship (short term), University of Tokyo, Japan
2009: Prof. P. Ramasamy National Award for Crystal Growth by Indian Association for Crystal Growth.
2008: Most Active Researcher Award by VIT University
1997: Best Teacher Award by VIT University