Department of Applied Sciences, Gauhati University, ACADEMIC CAREER: 2011, Ph.D. degree in Physics from Gauhati University, Guwahati. 1999-2001: Master of Science in Physics from Gauhati University, Guwahati, Assam, India. 1996-1999: Bachelor of Science from Gauhati University, Guwahati, Assam, India. Physics (Honours) with Chemistry, Mathematics and English, 1996: Higher Secondary School Leaving Certificate (HSSLC) in Science under AHSEC from Cotton College, Guwahati. 1994: High School Leaving Certificate (HSLC) under SEBA from Don Bosco, High School, Guwahati securing Star marks.