1. Core Research Facilities (CRF), Research Institute, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia
2. Department of Mechanical Engineering, National University of Sciences and Technology (NUST), Islamabad 44000, Pakistan
3. Interdisciplinary Center for Hydrogen Energy Storage (IRC-HES), Research Institute, King Fahd University of Petroleum and Minerals, Dhahran 31261, Saudi Arabia