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Ralph Alpher information


Ralph Alpher
Alpher in 1950
Born
Ralph Asher Alpher

(1921-02-03)February 3, 1921
Washington, D.C., U.S.
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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Ralph Alpher

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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...

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Ylem

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Gamow, his student Ralph Alpher, and their associates in the late 1940s, having resuscitated it from Middle English after Alpher found it in Webster's...

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Robert Herman

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February 13, 1997) was an American astronomer, best known for his work with Ralph Alpher in 1948–50, on estimating the temperature of cosmic microwave background...

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Cosmic background radiation

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estimates a temperature of 50 K. 1948: Ralph Alpher and Robert Herman re-estimate Gamow's estimate at 5 K. 1949: Ralph Alpher and Robert Herman re-re-estimate...

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Cosmic microwave background

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predicted in 1948 by Ralph Alpher and Robert Herman, in a correction they prepared for a paper by Alpher's PhD advisor George Gamow. Alpher and Herman were...

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George Gamow

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graduate student Ralph Alpher the task of solving the equations numerically. These results of Gamow and Alpher appeared in 1948 as the Alpher–Bethe–Gamow paper...

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Cosmic egg

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In the late 1940s, George Gamow's assistant cosmological researcher Ralph Alpher, proposed the name ylem for the primordial substance that existed between...

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Big Bang

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developed by George Gamow, who introduced BBN and whose associates, Ralph Alpher and Robert Herman, predicted the CMB. Ironically, it was Hoyle who coined...

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Outer space

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estimate an intergalactic temperature of 2.8 K in 1933. American physicists Ralph Alpher and Robert Herman predicted 5 K for the temperature of space in 1948...

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Big Bang nucleosynthesis

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nucleosynthesis began with the calculations of Ralph Alpher in the 1940s. Alpher published the Alpher–Bethe–Gamow paper that outlined the theory of light-element...

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History of science

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formulation of the Big Bang theory by Georges Lemaître. George Gamow, Ralph Alpher, and Robert Herman had calculated that there should be evidence for a...

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Lauren Gunderson

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Essential Theatre Prize in 2000 and 2004. Background, about physicist Ralph Alpher, was published by Isotope: A Literary Journal of Nature and Science Writing...

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Alpha Ralpha Boulevard

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another man.: 107  The name of the story is likely derived from that of Ralph Alpher, who himself was convinced of the connection. The ancient computer in...

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List of secular humanists

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Humanist Association. Ralph Alpher: American cosmologist. He is famous for the seminal paper on Big Bang nucleosynthesis called the Alpher–Bethe–Gamow paper...

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Timeline of gravitational physics and relativity

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model for the continued gravitational contraction of a star. 1948 – Ralph Alpher and Robert Herman predict the cosmic microwave background. 1949 – Cornelius...

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Timeline of cosmological theories

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constant may be small because it is decreasing slowly with time. 1948 – Ralph Alpher, Hans Bethe ("in absentia"), and George Gamow examine element synthesis...

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GE Aerospace Research

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in 2000. Researchers at GE Global Research include:[citation needed] Ralph Alpher, cosmologist William David Coolidge, physicist Ivar Giaever, Nobel Laureate...

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Jewish culture

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helped establish the Big Bang theory, the scientists Robert Herman and Ralph Alpher had also worked on that field. In quantum mechanics Jewish role was significant...

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Observational cosmology

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in 1948 by George Gamow and Ralph Alpher, and by Alpher and Robert Herman as due to the hot Big Bang model. Moreover, Alpher and Herman were able to estimate...

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Nobel Prize controversies

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over the award for a serendipitous discovery since it did not include Ralph Alpher and Robert Herman, who predicted the cosmic microwave background radiation...

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The Beginning and End of the Universe

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including Georges Lemaître, who first theorised that there was a big bang, Ralph Alpher, who stated that the light from this should be detectable, and Cecilia...

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List of Jewish atheists and agnostics

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asterisk (*). Ralph Alpher (agnostic/humanist) – American cosmologist; known for the seminal paper on Big Bang nucleosynthesis, the Alpher–Bethe–Gamow paper...

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List of George Washington University alumni

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work in the field of sustainable built environment and climate actions Ralph Alpher, "Father of the Big Bang theory" Anousheh Ansari (M.S., 1992), chairwoman...

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General Electric Research Laboratory

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locomotive engine 2007: First 24 cylinder internal combustion engine Ralph Alpher, cosmologist LeRoy Apker, solid-state physicist George C. Baldwin, theoretical...

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List of agnostics

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as Alfvén waves Ralph Alpher (1921–2007): American cosmologist; known for the seminal paper on Big Bang nucleosynthesis, the Alpher–Bethe–Gamow paper...

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John Price Wetherill Medal

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W. Cronin, Val Fitch 1978 William Klemperer 1979 Elias Burstein 1980 Ralph Alpher, Robert Herman 1981 Frank F. Fang, Alan B. Fowler, Webster E. Howard...

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