ZABD UR REHMAN received his B.S. degree in Mechanical engineering from Ghulam Ishaq Khan Institue, Pakistan, in 2011, and then master's leading to PhD degree in Mechainal engineering from the Department of Department of Mechanical, Robotics and Energy Engineering, Dongguk University, Seoul, South Korea, in 2018. He served as assiatant professor in Department of Mecahinal Engineerign at Wah Engineerign College, Univerity of Wah for 1.5 years. He is currently working as Assistant Professor and Cahir at the Department of Mechanical Engineering, Air University Islamabad, Aerospace and Aviation Campus Kamra, Pakistan. His areas of research include Heat sinks, Heat transfer, Nano fluid, Micro Channel Heat Sinks(MCHS), Computational Fluid Dynamics, Renewable energy, Carbon capture and Storage (CCS), and Ejectors and it’s modelling techniques.