1. King Abdullah University of Science and Technology, Physical Sciences and Engineering Division, Advanced Membranes and Porous Materials Center, 23955-6900 Thuwal, Saudi Arabia
2. King Abdullah University of Science and Technology, Physical Sciences and Engineering Division, KAUST Catalysis Center, 23955-6900 Thuwal, Saudi Arabia
3. Research and Development Center, Saudi Aramco, 23955-6900 Thuwal, Saudi Arabia
4. Department of Chemistry, King Fahd University of Petroleum & Minerals, Dhahran 31261, Saudi Arabia