Ralph Asher Alpher

Ralph Asher Alpher
Alpher in 1950
Born(1921-02-03)February 3, 1921
DiedAugust 12, 2007(2007-08-12) (aged 86)
Austin, Texas, U.S.
NationalityAmerican
Alma materGeorge Washington University
Known forFirst modern physical theory of nucleosynthesis and prediction of the Cosmic Microwave Background Radiation in 1948.
AwardsMagellanic Premium (1975)
Henry Draper Medal (1993)
National Medal of Science (2005)
Scientific career
FieldsCosmology, Theoretical Physics and Astrophysics
InstitutionsJohns Hopkins University Applied Physics Laboratory, General Electric Research and Development Center, Union College, Dudley Observatory
Doctoral advisorGeorg Antonovich Gamow

Ralph Asher Alpher (February 3, 1921 – August 12, 2007) was an American cosmologist, who carried out pioneering work in the early 1950s on the Big Bang model, including Big Bang nucleosynthesis and predictions of the cosmic microwave background radiation.


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