1. Physics Department King Fahd University of Petroleum & Minerals, KFUPM Box 5047 Dhahran 31261 Saudi Arabia
2. Interdisciplinary Research Center for Hydrogen and Energy Storage (IRC-HES) King Fahd University of Petroleum & Minerals, KFUPM Box 5040 Dhahran 31261 Saudi Arabia
3. K.A.CARE Energy Research & Innovation Center King Fahd University of Petroleum & Minerals Dhahran 31261 Saudi Arabia