Invited as keynote speaker for two International conference  in Srilanka and USA

The 30th Annual International Activated Carbon Conference was held at Pittsburgh , USA on 4, 5 October 2012.

( www.wcponline.com – PDF Download )

 The International Conference on Nanoscience and Nanotechnology & The International Conference on Energy on 12^th and 13^th  August  2014
(Nano Conference Download PDF)