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Ralph Asher Alpher

1921 - 2007

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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 model, including Big Bang nucleosynthesis and predictions of the cosmic microwave background radiation. Read more on Wikipedia

Since 2007, the English Wikipedia page of Ralph Asher Alpher has received more than 121,316 page views. His biography is available in 30 different languages on Wikipedia (up from 28 in 2019). Ralph Asher Alpher is the 367th most popular physicist (up from 372nd in 2019), the 2,426th most popular biography from United States (up from 2,613th in 2019) and the 75th most popular American Physicist.

Memorability Metrics

  • 120k

    Page Views (PV)

  • 55.70

    Historical Popularity Index (HPI)

  • 30

    Languages Editions (L)

  • 9.55

    Effective Languages (L*)

  • 2.34

    Coefficient of Variation (CV)

Page views of Ralph Asher Alphers by language


Among physicists, Ralph Asher Alpher ranks 367 out of 717Before him are Anna Mani, Nick Holonyak, Heinrich Wilhelm Dove, George Uhlenbeck, Franz Ernst Neumann, and Edwin Hall. After him are Robert J. Van de Graaff, Franz Aepinus, Carl Wieman, Maurice de Broglie, Arpad Elo, and Giovanni Aldini.

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Among people born in 1921, Ralph Asher Alpher ranks 119Before him are Arthur Grumiaux, Hannah Szenes, Esther Williams, Virgilio Barco Vargas, Shin Kyuk-ho, and Alex Haley. After him are Pierre Clostermann, Eunice Kennedy Shriver, Manitas de Plata, Eugenio Coșeriu, César Baldaccini, and Gavriil Ilizarov. Among people deceased in 2007, Ralph Asher Alpher ranks 100Before him are David Lane, Jerzy Kawalerowicz, Princess Katherine of Greece and Denmark, Atle Selberg, Luigi Comencini, and Karel Svoboda. After him are Pierre Messmer, Julien Gracq, Paul Cohen, Wally Schirra, Bernd Freytag von Loringhoven, and Mika Špiljak.

Others Born in 1921

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In United States

Among people born in United States, Ralph Asher Alpher ranks 2,426 out of 18,182Before him are John Glover (1944), Herbert Blumer (1900), Gene Deitch (1924), Daniel Inouye (1924), John B. Kelly Sr. (1889), and Edwin Hall (1855). After him are Vesto Slipher (1875), William H. Seward (1801), Clarissa Pinkola Estés (1945), Craig Venter (1946), Melissa Leo (1960), and George Reeves (1914).

Among PHYSICISTS In United States

Among physicists born in United States, Ralph Asher Alpher ranks 75Before him are Walter A. Shewhart (1891), Edward Witten (1951), Luis Walter Alvarez (1911), Robert B. Laughlin (1950), Nick Holonyak (1928), and Edwin Hall (1855). After him are Robert J. Van de Graaff (1901), Carl Wieman (1951), Edwin H. Land (1909), Robert W. Wood (1868), Lyman Spitzer (1914), and Chester Carlson (1906).