PHYSICIST

Kai Siegbahn

1918 - 2007

Photo of Kai Siegbahn

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Kai Manne Börje Siegbahn (20 April 1918 – 20 July 2007) was a Swedish physicist who shared the 1981 Nobel Prize in Physics. Read more on Wikipedia

Since 2007, the English Wikipedia page of Kai Siegbahn has received more than 137,840 page views. His biography is available in 62 different languages on Wikipedia (up from 58 in 2019). Kai Siegbahn is the 164th most popular physicist (up from 206th in 2019), the 84th most popular biography from Sweden (up from 109th in 2019) and the 5th most popular Swedish Physicist.

Kai Siegbahn is most famous for his work with x-rays. He was the first to demonstrate that x-rays are electromagnetic waves, and he won the Nobel Prize in Physics in 1924 for this work.

Memorability Metrics

  • 140k

    Page Views (PV)

  • 65.68

    Historical Popularity Index (HPI)

  • 62

    Languages Editions (L)

  • 16.92

    Effective Languages (L*)

  • 2.73

    Coefficient of Variation (CV)

Page views of Kai Siegbahns by language

Over the past year Kai Siegbahn has had the most page views in the with 13,941 views, followed by Swedish (4,108), and German (2,985). In terms of yearly growth of page views the top 3 wikpedia editions are Hakka (181.20%), Esperanto (78.29%), and Mingrelian (71.22%)

Among PHYSICISTS

Among physicists, Kai Siegbahn ranks 164 out of 851. Before him are Henry Moseley, Nicolaas Bloembergen, Klaus Fuchs, Benoît Paul Émile Clapeyron, Louis Néel, and Yang Chen-Ning. After him are Zhores Alferov, Igor Kurchatov, Gerd Binnig, Joseph Rotblat, Melvin Schwartz, and Shin'ichirō Tomonaga.

Most Popular Physicists in Wikipedia

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Contemporaries

Among people born in 1918, Kai Siegbahn ranks 24. Before him are Frederick Sanger, Chaim Herzog, Katherine Johnson, William Holden, Martin Ryle, and Jørn Utzon. After him are Billy Graham, Muriel Spark, Ernst Otto Fischer, Jens Christian Skou, Rosalia Lombardo, and Franco Modigliani. Among people deceased in 2007, Kai Siegbahn ranks 18. Before him are Paul Tibbets, Kurt Vonnegut, Mohammed Zahir Shah, Carlo Ponti, Sidney Sheldon, and Benazir Bhutto. After him are Maurice Béjart, Ryszard Kapuściński, Jean-Pierre Cassel, Sri Chinmoy, Ernst Otto Fischer, and Albert Ellis.

Others Born in 1918

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Others Deceased in 2007

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In Sweden

Among people born in Sweden, Kai Siegbahn ranks 84 out of 1,879. Before him are Olof Skötkonung (980), Eric the Victorious (945), Marie Taglioni (1804), Harry Martinson (1904), Hugo Theorell (1903), and Axel Oxenstierna (1583). After him are Charles VIII of Sweden (1409), Kurt Hamrin (1934), Birger Jarl (1210), Stieg Larsson (1954), Jenny Lind (1820), and Marie Fredriksson (1958).

Others born in Sweden

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Among PHYSICISTS In Sweden

Among physicists born in Sweden, Kai Siegbahn ranks 5. Before him are Manne Siegbahn (1886), Gustaf Dalén (1869), Anders Jonas Ångström (1814), and Hannes Alfvén (1908). After him are Rolf Maximilian Sievert (1896), Johannes Rydberg (1854), Vagn Walfrid Ekman (1874), Oskar Klein (1894), Christopher Polhem (1661), Knut Ångström (1857), and Wilhelm Hisinger (1766).

Swedish born Physicists

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