Dr. Santosh Kumar Rai is an Assistant Professor of Mechanical Engineering at SRM Institute of Science and Technology. His research interests encompass thermal engineering, computational fluid dynamics, nuclear reactor thermal-hydraulics, supercritical natural circulation systems, Microchannel heat transfer, artificial intelligence and machine learning, additive manufacturing/3D printing, and biomedical devices. His research integrates computational modelling, experimental investigation, optimization, and data-driven approaches to develop advanced and sustainable engineering systems. His teaching philosophy emphasizes conceptual understanding, practical application, computational learning, and research-oriented education, encouraging students to connect fundamental engineering principles with emerging technologies and real-world challenges.