Ahmed Zewail

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Ahmed Hassan Zewail (Arabic: أَحْمَد حَسَن زُوَيْل; February 26, 1946 – August 2, 2016) was an Egyptian-American chemist, known as the "father of femtochemistry". He was awarded the 1999 Nobel Prize in Chemistry for his work on femtochemistry and became the first Egyptian and Arab to win a Nobel Prize in a scientific field, and the first African to win a Nobel Prize in Chemistry. He was a professor of chemistry and physics at the California Institute of Technology (Caltech), where he was the fir