Ahmed H. Zewail

Ahmed Hassan Zewail (Arabic: ???? ????) (born February 26, 1946) is an Egyptian chemist, and the winner of the 1999 Nobel Prize in Chemistry for his work on femtochemistry. Born in Damanhur (60 km south-east of Alexandria) and raised in Disuq, he received his first degrees from the University of Alexandria before moving to the United States to complete his PhD at the University of Pennsylvania under the supervision of Robin.M.Hochstrasser. After some postdoctorate work at UC Berkeley, he was awarded a faculty appointment at Caltech in 1976, where he has remained since. In 1990 he was made the first "Linus Pauling Chair in Chemical Physics". He became a naturalized citizen of the United States in 1982.

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