High Quality Content by WIKIPEDIA articles! Dr. Prof. Riazuddin or (Riaz Uddin) (Urdu: ) (born November 10, 1930), is a renowned and prominent Pakistani theoretical physicist and an eminent scientist, specializing in high energy physics and nuclear physics. Dr. Riazuddin is considered one of the top theoretical physicist in Pakistan. Dr. Riazuddin is also a considered one of the pioneer of Pakistan's nuclear program. Riazuddin is also a pupil student of Nobel laureate in Physics Abdus Salam (late). He has worked for the International Centre for Theoretical Physics (ICTP), Pakistan Atomic Energy Commission (PAEC), European Organization for Nuclear Research (CERN) and Daresbury Laboratory.