Ahmed Hassan Zewail (born February 26, 1946) is an Egyptian-American

Egyptian American

Egyptian Americans are Americans of Egyptian ancestry, first-generation Egyptian immigrants, or descendants of Egyptians who immigrated to the United States. In the 2007 U.S. census, the number of people with Egyptian ancestry was estimated at 195,000, although some estimates range from several...

 scientist who won the 1999 Nobel Prize in Chemistry

Nobel Prize in Chemistry

The Nobel Prize in Chemistry is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895, awarded for outstanding contributions in chemistry, physics, literature,...

 for his work on femtochemistry

Femtochemistry

Femtochemistry is the science that studies chemical reactions on extremely short timescales, approximately 10–15 seconds .-Introduction:...

. He is the Linus Pauling Chair Professor Chemistry and Professor of Physics at the California Institute of Technology

California Institute of Technology

The California Institute of Technology is a private research university located in Pasadena, California, United States. Caltech has six academic divisions with strong emphases on science and engineering...

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Ahmed Zewail was born on February 26, 1946 in Damanhour, Egypt

Egypt

Egypt , officially the Arab Republic of Egypt, Arabic: , is a country mainly in North Africa, with the Sinai Peninsula forming a land bridge in Southwest Asia. Egypt is thus a transcontinental country, and a major power in Africa, the Mediterranean Basin, the Middle East and the Muslim world...

 and raised in Disuq

Disuq

Desouk is a city in northern Egypt. Located 80 km east of Alexandria, it belongs to Kafr el-Sheikh Governorate and had a population of 129,604 inhabitants as of 2009.-Overview:...

. He received bachelor's degree and MS degree from the University of Alexandria before moving from Egypt to the United States to complete his PhD at the University of Pennsylvania

University of Pennsylvania

The University of Pennsylvania is a private, Ivy League university located in Philadelphia, Pennsylvania, United States. Penn is the fourth-oldest institution of higher education in the United States,Penn is the fourth-oldest using the founding dates claimed by each institution...

 with advisor Dr.