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Dr. S. Manivannan received his Ph.D., from Bharathidasan University, Tiruchirappalli, India in the year 2006. He completed postdoctoral research in the Department of Information Display & Advanced Display Research Center, Kyung Hee University, Seoul, South Korea. His research area of interest includes on carbon nanotubes, graphene, graphene oxide,transparent conducting films and devices, gas sensors, organic/semi-organic nonlinear optical (NLO) materials and polymer nanocomposites. He joined as a faculty in Department of Physics, National Institute of Technology, Tiruchirappalli on December 2008.
To his credit, Dr.Manivannan published about 48 papers in peer reviewed international journals and 62 papers in national/international conference proceedings/abstracts and successfully completed a sponsored research project. Currently, he has two sponsored research projects from CSIR and DRDO, India and filed two Indian patents. He also received Junior and Senior Research Fellowships from DST and CSIR. He is the recipient of Brain Korea 21 postdoctoral fellowship during the year 2007-2008. He won many best paper awards, notably from European Materials Research Society in the year 2008, session’s best presentation award from International Conference on Nanoscience and Nanotechnology 2016 at Colombo, Sri Lanka, IUMRS-ICYRAM 2016 at IISc, Bangalore. He has been honored with "Faculty Achiever’s Award" at NIT, Tiruchirappalli in the year 2017 and with "Tamil Nadu Young Scientist Award for the year 2016" in the discipline of Physical Sciences.
He acquired American Society for Nondestructive Testing (ASNT)- Level -2 certification in Ultrasonic Testing. Dr.Manivannan guided two Ph.D, 28 M.Tech, 15 M.Sc and 01 M.S (by research) students for their projects. Currently 04 Ph.D students are working under his guidance. He has organized around 07 conferences/workshops/courses at NIT Trichy. He is the member of Indian Society for Non-destructive Testing, Photonics Society of India, SPIE-USA and International Association of Advanced Materials. Dr.Manivannan traveled extensively, interacted with experts, and participated in various academic programmes in South Korea, Japan, Poland, United States of America, Singapore, China, Sri Lanka and delivered more than 24 invited talks. He is serving as reviewer in many international journals. Dr.Manivannan also served as admission co-ordinator, course co-ordinator for Ph.D, M.Tech (NDT), B.Tech programmes and he is also serving as a member in various committees at NIT, Trichy.