Rahul Kumar’s research focuses on the development of sustainable composite materials using natural and inorganic fibers for structural and marine applications. His work explores the mechanical, thermal, and fire-resistant properties of hybrid composites involving Hemp, Basalt, and Kevlar. He actively investigates fabrication techniques like hand lay-up and vacuum bagging to optimize material performance. His ongoing doctoral research at NIT Patna emphasizes eco-friendly material alternatives with enhanced durability and application potential. He is also involved in interdisciplinary studies integrating material science with manufacturing processes.