CAIRO, 3rd August, 2016 (WAM) — Egyptian President, Abdel Fattah Al Sisi, is today mourning the death of Nobel Prize-winning Egyptian-American chemist, Ahmed Zewail, who died on Tuesday in the United States. He was 70.

According to Reuters, Zewail was a member of the California Institute of Technology (Caltech) faculty, and the sole recipient of the Nobel chemistry prize in 1999 for his pioneering work in femtochemistry, the study of chemical reactions in ultra-short time scales. He was also a science and technology advisor to President Barack Obama and the first US science envoy to the Middle East.

In his presidential statement, Al Sisi said, “Today, Egypt mourns the loss of a respectable son and a great scientist who has make unremitting efforts to raise his country’s name high up in various international scientific forums.”

The statement added that Zewail, who dedicated his life to scientific research with honour, faithfulness and sincerity, will remain as a symbol to the world and generations of future scientists who will continue his march of creating a better reality for humanity.