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James Dewar

1842 - 1923

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Sir James Dewar ( DEW-ər; 20 September 1842 – 27 March 1923) was a British chemist and physicist. He is best known for his invention of the vacuum flask, which he used in conjunction with research into the liquefaction of gases. Read more on Wikipedia

Since 2007, the English Wikipedia page of James Dewar has received more than 347,271 page views. His biography is available in 52 different languages on Wikipedia. James Dewar is the 113th most popular chemist (up from 231st in 2019), the 564th most popular biography from United Kingdom (up from 1,037th in 2019) and the 13th most popular British Chemist.

Memorability Metrics

  • 350k

    Page Views (PV)

  • 63.72

    Historical Popularity Index (HPI)

  • 52

    Languages Editions (L)

  • 9.69

    Effective Languages (L*)

  • 3.28

    Coefficient of Variation (CV)

Page views of James Dewars by language


Among chemists, James Dewar ranks 113 out of 509Before him are Robert Robinson, Carl Ferdinand Cori, Antoni Grabowski, Wendell Meredith Stanley, Heinrich Otto Wieland, and Paul J. Crutzen. After him are Stanford Moore, Marie-Anne Paulze Lavoisier, Leopold Ružička, Avram Hershko, John Macleod, and Casimir Funk.

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Among people born in 1842, James Dewar ranks 14Before him are Karl May, Dominic Savio, Josef Breuer, Camille Flammarion, Paul Lafargue, and Archduke Ludwig Viktor of Austria. After him are Arrigo Boito, Ambrose Bierce, Hermann Cohen, Carl von Linde, Georg Brandes, and Karl Robert Eduard von Hartmann. Among people deceased in 1923, James Dewar ranks 17Before him are Pancho Villa, Dietrich Eckart, Damdin Sükhbaatar, Joaquín Sorolla, Pierre Loti, and Julius Martov. After him are George Herbert, 5th Earl of Carnarvon, Ferdinand Walsin Esterhazy, Princess Louise of Prussia, Katherine Mansfield, Milena Vukotić, and Aleksandar Stamboliyski.

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In United Kingdom

Among people born in United Kingdom, James Dewar ranks 564 out of 7,765Before him are Robert Dudley, 1st Earl of Leicester (1532), Prince Edward, Earl of Wessex (1964), Charles Cornwallis, 1st Marquess Cornwallis (1738), James Clark Ross (1800), Bob Hoskins (1942), and Jean Simmons (1929). After him are Eric Burdon (1941), James II of Scotland (1430), Thomas Savery (1650), Prince Arthur, Duke of Connaught and Strathearn (1850), Frederick Forsyth (1938), and Peter Gabriel (1950).

Among CHEMISTS In United Kingdom

Among chemists born in United Kingdom, James Dewar ranks 13Before him are Francis William Aston (1877), Frederick Gowland Hopkins (1861), Norman Haworth (1883), John Newlands (1837), Henry Hallett Dale (1875), and Robert Robinson (1886). After him are John Macleod (1876), Cyril Norman Hinshelwood (1897), Arthur Harden (1865), Harry Kroto (1939), John Frederic Daniell (1790), and Richard Laurence Millington Synge (1914).