2012 international conference on advances in engineering, science and management : (ICAESM 2012) : Nagapattinam, Tamil Nadu, India : 30-31 March 2012 : ICAESM 2012 forum : ICAESM summit : 1st international conference on advances in engineering science and management (ICAESM2012) : IEEE-international conference on advances in engineering, science and management : IEEE- international conference on advances in engineering, science and management : Mar 2012, Nagapattinam, India.