CFD Analysis of De Laval Nozzle of a Hybrid Rocket Engine Mohamed Tarmizi Ahmad, Anudiipnath Jagannathan, Amzari Zhahir, Muhammad Hanafi Azami, Razali Abidin, Mohd Nor Hafizi Noordin and Norzaima Nordin E3S Web Conf., 477 (2024) 00027 Published online: 16 January 2024 DOI: 10.1051/e3sconf/202447700027