1. Petrochemicals Department, Egyptian Petroleum Research Institute, El Zohour Region , Nasr City, Cairo, Egypt ;
2. School of Integrated Technology, Gwangju Institute of Science and Technology , Gwangju , Republic of Korea ;
3. Department of Chemistry, Faculty of Science, Helwan University , Cairo , Egypt ;
4. Chemistry Department, King Abdulaziz University , Jeddah , Saudi Arabia ;
5. Chemistry Department, Lieth University Collage, Umm el Qura University , Mecca , Saudi Arabia ;
6. Faculty of Science, Chemistry Department, Albaha University, Mikkah Branch , Albaha , Saudi Arabia ;
7. Chemistry Department, Faculty of Science, Al-Azhar University , Cairo , Egypt