Invited Talk on “Scenario of conducting polymer in next generation applications” in one day national conference on “Application of irradiation techniques in science, Engineering, and Medicine fields”,  at  Kamaraj College of Engineering & Technology, Viruthunagar on 29th Feb 2012.

Invited talk on “Nanostructured Conducting Polymer-Metal Nanoparticle Composites for Electro-(chemical) catalysis and sensor applications” in National conference on Recent trends in Nanotechnology-2011 at Department of polymer Technology, Kamaraj College of Engineering & Technology, Virudhu Nagar on 11th March 2011.

Invited Lecture- National symposium on Importance of Nanoscience and nanotechnology at Department of Nanoscience and nanotechnology, Alagappa University, Karaikudi, India, March-2009.

Invited Presentation on “Conducting polymer nanofibrillar morphology-metal nanocomposites: Facile synthesis and applications” in ACEC 2008 6th Asian conference on Electrochemistry in Taipei, May 11-14, 2008.

Invited Lecture - National workshop cum Symposium on “Recent developments on conducting polymer research and device applications” conducted at Central Electrochemical Research Institute, (CECRI), Karaikudi-630 006, India     June 26th to June 30th 2006