PHYSICIST

John Joly

1857 - 1933

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John Joly (; 1 November 1857 – 8 December 1933) was an Irish geologist and physicist known for his development of radiotherapy in the treatment of cancer. In 1914, he worked with Walter Stevenson to establish the Irish Radium Institute, where they jointly developed the "Dublin method" for deep radiotherapy using hollow needles. He is also known for developing techniques to more accurately estimate the age of a geological period, based on radioactive elements present in minerals, the uranium–thorium dating. Read more on Wikipedia

His biography is available in different languages on Wikipedia. John Joly is the 698th most popular physicist (up from 725th in 2019), the 249th most popular biography from Ireland (up from 256th in 2019) and the 7th most popular Irish Physicist.

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Among PHYSICISTS

Among physicists, John Joly ranks 698 out of 851. Before him are Nikolay Umov, Michael Fisher, Maurice Goldhaber, Leo Kadanoff, Yoseph Imry, and Burkhard Heim. After him are John C. Slater, Isaak Khalatnikov, Zoltán Lajos Bay, Ștefania Mărăcineanu, Frederick Seitz, and Sarah Frances Whiting.

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Contemporaries

Among people born in 1857, John Joly ranks 124. Before him are Jules de Trooz, František Ondříček, E. A. Wallis Budge, Arthur Rudolf Hantzsch, Aleksei Evert, and Milton S. Hershey. After him are Clarence Darrow, Herbert Plumer, 1st Viscount Plumer, Frank J. Sprague, Michael Pedersen Friis, David Prain, and Max Weiss. Among people deceased in 1933, John Joly ranks 129. Before him are Anita Rée, Albert Champoudry, Stasys Girėnas, Johannes Schmidt, Johann Berger, and Achille Paroche. After him are György Almásy, Elizabeth Thompson, Zaida Ben-Yusuf, F. Holland Day, Karl Jatho, and Gustavo Jiménez.

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In Ireland

Among people born in Ireland, John Joly ranks 249 out of 549. Before him are Ronnie Drew (1934), Joe Kelly (1913), Oliver Plunkett (1625), Alicia Boole Stott (1860), Charles Haughey (1925), and Joshua Pim (1869). After him are Agnes Mary Clerke (1842), W. T. Cosgrave (1880), Finnian of Clonard (470), Brian Kerr (1953), Kevin Doyle (1983), and Wolfe Tone (1763).

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Among PHYSICISTS In Ireland

Among physicists born in Ireland, John Joly ranks 7. Before him are William Rowan Hamilton (1805), George Francis FitzGerald (1851), Ernest Walton (1903), John Tyndall (1820), George Johnstone Stoney (1826), and John Sealy Townsend (1868).

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