1. Department of Mathematics, DCC-KFUPM, Box 5084, Dhahran 31261, Saudi Arabia
2. Interdisciplinary Research Center for Hydrogen and Energy Storage, KFUPM, Dhahran 31261, Saudi Arabia
3. NUTECH School of Applied Sciences and Humanities, National University of Technology, Islamabad 44000, Pakistan
4. Mechanical Engineering Department, King Fahad University of Petroleum and Minerals, Dhahran, Saudi Arabia