1. Centre of Research Excellence in Nanotechnology (CENT) King Fahd University of Petroleum and Minerals Dhahran 31261 Saudi Arabia
2. Department of Chemistry King Fahd University of Petroleum and Minerals Dhahran 31261 Saudi Arabia
3. Center of Research Excellence in Petroleum Refining and Petrochemicals (CoRE-PRP) King Fahd University of Petroleum and Minerals Dhahran 31261 Saudi Arabia