1. Fluid Mechanics
2. Power plant
3. IC Engine
1. Shahinur Rahman, Abrar Sobhan Chowdhury, "Design, Construction, and Performance Test of Mechanical Trash Removal Machine", Proceedings of the 7th International Conference on Mechanical Engineering and Renewable Energy 2023 (ICMERE2023) 16-18 November 2023, Chattogram, Bangladesh. Paper no: ICMERE23-060.
2. Abrar Sobhan Chowdhury, Shahinur Rahman, Md Anwarul Islam, "Enhancement of Convective Heat Transfer using Nanofluid: A Brief Overview", Proceedings of the 7th International Conference on Mechanical Engineering and Renewable Energy 2023 (ICMERE2023) 16-18 November 2023, Chattogram, Bangladesh. ICMERE23-069.