University of Delaware Fellowship holder during the entire Ph.D program (1981-1985). Awarded Institute Medal and Dr Sengupto Prize for standing First in Master's program at IIT Madras (1981). University rank holder and degree with distinction in undergraduate program (1974-1979). Awarded the Institution Prize of Institution of Engineers (India) for paper on enhanced oil recovery (1995). Awarded the M.G. Deshpande Best Paper Prize in the National Fluid Mechanics and Fluid Power Conference held at IIT Kharagpur, (1999). Fellow of Indian National Academy of Engineering (2006). KEYNOTE SPEAKER from India in International Heat Transfer Conference held at Kyoto University, Kyoto, Japan (2014). Fellow of National Academy of Sciences, India (2014). Editor-in-Chief of Journal of Flow Visualization and Image Processing (since December 2017). Fellow of American Society of Thermal and Fluids Engineers (ASTFE) (2019). Delivered the Prof. M.V. Krishnamurthy endowed Plenary Lecture during the IHMTC-ASTFE conference at IIT Roorkee, December 2019.