1. Physics Department, College of Science, Umm Al-Qura University, Makkah, Saudi Arabia
2. Physics Department, King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia
3. Nuclear and Radiological Regulatory Commission, Riyadh, Saudi Arabia
4. Physics Department, College of Applied Science, Taif University, Taif, Saudi Arabia
5. Department of Chemistry, College of Science, King Saud University, Riyadh, Saudi Arabia
6. Physics Department, Al-Qunfudah University college, Umm Al-Qura University, Makkah, Saudi Arabia
7. Radiological Science Department, College of Applied Medical Scissors, Imam Abdulrahman bin Faisal University, Dmmam, Saudi Arabia
8. Dwam Medical Company, Riyadh, Saudi Arabia