PHYSICIST
Kai Siegbahn
1918 - 2007

Kai Siegbahn
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
His biography is available in different languages on Wikipedia. Kai Siegbahn is the 146th most popular physicist (up from 164th in 2019), the 65th most popular biography from Sweden (up from 84th 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
Page views of Kai Siegbahn by language
Among PHYSICISTS
Among physicists, Kai Siegbahn ranks 146 out of 851. Before him are Arno Allan Penzias, Pavel Cherenkov, Benoît Paul Émile Clapeyron, Roger Penrose, Louis Néel, and Rudolf Mössbauer. After him are Clifford Shull, John Bardeen, Nicolaas Bloembergen, George Paget Thomson, Walter Houser Brattain, and Henry Moseley.
Most Popular Physicists in Wikipedia
Go to all RankingsArno Allan Penzias
1933 - 2024
HPI: 74.19
Rank: 140
Pavel Cherenkov
1904 - 1990
HPI: 74.18
Rank: 141
Benoît Paul Émile Clapeyron
1799 - 1864
HPI: 74.08
Rank: 142
Roger Penrose
1931 - Present
HPI: 74.08
Rank: 143
Louis Néel
1904 - 2000
HPI: 74.06
Rank: 144
Rudolf Mössbauer
1929 - 2011
HPI: 74.03
Rank: 145
Kai Siegbahn
1918 - 2007
HPI: 74.00
Rank: 146
Clifford Shull
1915 - 2001
HPI: 73.99
Rank: 147
John Bardeen
1908 - 1991
HPI: 73.99
Rank: 148
Nicolaas Bloembergen
1920 - 2017
HPI: 73.93
Rank: 149
George Paget Thomson
1892 - 1975
HPI: 73.90
Rank: 150
Walter Houser Brattain
1902 - 1987
HPI: 73.85
Rank: 151
Henry Moseley
1887 - 1915
HPI: 73.72
Rank: 152
Contemporaries
Among people born in 1918, Kai Siegbahn ranks 18. Before him are Gertrude B. Elion, Robert Wadlow, Helmut Schmidt, Frederick Sanger, Alberto Ascari, and Ernst Otto Fischer. After him are Katherine Johnson, Zayed bin Sultan Al Nahyan, Takashi Kasahara, Jens Christian Skou, Jørn Utzon, and Ken Miles. Among people deceased in 2007, Kai Siegbahn ranks 14. Before him are Karlheinz Stockhausen, Ève Curie, Jean Baudrillard, Mstislav Rostropovich, Carlo Ponti, and Ernst Otto Fischer. After him are Maurice Béjart, Marcel Marceau, Alan Ball Jr., Benazir Bhutto, Sidney Sheldon, and Aden Adde.
Others Born in 1918
Go to all RankingsGertrude B. Elion
CHEMIST
1918 - 1999
HPI: 75.10
Rank: 12
Robert Wadlow
CELEBRITY
1918 - 1940
HPI: 74.95
Rank: 13
Helmut Schmidt
POLITICIAN
1918 - 2015
HPI: 74.94
Rank: 14
Frederick Sanger
CHEMIST
1918 - 2013
HPI: 74.66
Rank: 15
Alberto Ascari
RACING DRIVER
1918 - 1955
HPI: 74.05
Rank: 16
Ernst Otto Fischer
CHEMIST
1918 - 2007
HPI: 74.02
Rank: 17
Kai Siegbahn
PHYSICIST
1918 - 2007
HPI: 74.00
Rank: 18
Katherine Johnson
MATHEMATICIAN
1918 - 2020
HPI: 73.76
Rank: 19
Zayed bin Sultan Al Nahyan
POLITICIAN
1918 - 2004
HPI: 73.00
Rank: 20
Takashi Kasahara
SOCCER PLAYER
1918 - Present
HPI: 72.94
Rank: 21
Jens Christian Skou
PHYSICIAN
1918 - 2018
HPI: 72.79
Rank: 22
Jørn Utzon
ARCHITECT
1918 - 2008
HPI: 72.53
Rank: 23
Ken Miles
RACING DRIVER
1918 - 1966
HPI: 72.47
Rank: 24
Others Deceased in 2007
Go to all RankingsKarlheinz Stockhausen
COMPOSER
1928 - 2007
HPI: 76.38
Rank: 8
Ève Curie
WRITER
1904 - 2007
HPI: 75.06
Rank: 9
Jean Baudrillard
PHILOSOPHER
1929 - 2007
HPI: 74.78
Rank: 10
Mstislav Rostropovich
MUSICIAN
1927 - 2007
HPI: 74.26
Rank: 11
Carlo Ponti
PRODUCER
1912 - 2007
HPI: 74.11
Rank: 12
Ernst Otto Fischer
CHEMIST
1918 - 2007
HPI: 74.02
Rank: 13
Kai Siegbahn
PHYSICIST
1918 - 2007
HPI: 74.00
Rank: 14
Maurice Béjart
DANCER
1927 - 2007
HPI: 73.16
Rank: 15
Marcel Marceau
ACTOR
1923 - 2007
HPI: 73.05
Rank: 16
Alan Ball Jr.
SOCCER PLAYER
1945 - 2007
HPI: 72.19
Rank: 17
Benazir Bhutto
POLITICIAN
1953 - 2007
HPI: 72.02
Rank: 18
Sidney Sheldon
WRITER
1917 - 2007
HPI: 71.91
Rank: 19
Aden Adde
POLITICIAN
1908 - 2007
HPI: 71.73
Rank: 20
In Sweden
Among people born in Sweden, Kai Siegbahn ranks 65 out of 1,879. Before him are Gunnar Nordahl (1921), Harry Martinson (1904), Axel von Fersen the Younger (1755), Björn Borg (1956), Verner von Heidenstam (1859), and Anita Ekberg (1931). After him are Theodor Svedberg (1884), Astrid of Sweden (1905), Eric IX of Sweden (1120), Henning Mankell (1948), Arne Tiselius (1902), and Tomas Lindahl (1938).
Others born in Sweden
Go to all RankingsGunnar Nordahl
SOCCER PLAYER
1921 - 1995
HPI: 74.23
Rank: 59
Harry Martinson
WRITER
1904 - 1978
HPI: 74.14
Rank: 60
Axel von Fersen the Younger
MILITARY PERSONNEL
1755 - 1810
HPI: 74.09
Rank: 61
Björn Borg
TENNIS PLAYER
1956 - Present
HPI: 74.07
Rank: 62
Verner von Heidenstam
WRITER
1859 - 1940
HPI: 74.01
Rank: 63
Anita Ekberg
ACTOR
1931 - 2015
HPI: 74.00
Rank: 64
Kai Siegbahn
PHYSICIST
1918 - 2007
HPI: 74.00
Rank: 65
Theodor Svedberg
CHEMIST
1884 - 1971
HPI: 74.00
Rank: 66
Astrid of Sweden
COMPANION
1905 - 1935
HPI: 73.94
Rank: 67
Eric IX of Sweden
RELIGIOUS FIGURE
1120 - 1160
HPI: 73.87
Rank: 68
Henning Mankell
WRITER
1948 - 2015
HPI: 73.84
Rank: 69
Arne Tiselius
CHEMIST
1902 - 1971
HPI: 73.79
Rank: 70
Tomas Lindahl
BIOLOGIST
1938 - Present
HPI: 73.64
Rank: 71
Among PHYSICISTS In Sweden
Among physicists born in Sweden, Kai Siegbahn ranks 5. Before him are Manne Siegbahn (1886), Gustaf Dalén (1869), Hannes Alfvén (1908), and Anders Jonas Ångström (1814). After him are Johannes Rydberg (1854), Rolf Maximilian Sievert (1896), Christopher Polhem (1661), Oskar Klein (1894), Wilhelm Hisinger (1766), Vagn Walfrid Ekman (1874), and Knut Ångström (1857).
Manne Siegbahn
1886 - 1978
HPI: 77.16
Rank: 1
Gustaf Dalén
1869 - 1937
HPI: 76.84
Rank: 2
Hannes Alfvén
1908 - 1995
HPI: 75.49
Rank: 3
Anders Jonas Ångström
1814 - 1874
HPI: 74.91
Rank: 4
Kai Siegbahn
1918 - 2007
HPI: 74.00
Rank: 5
Johannes Rydberg
1854 - 1919
HPI: 69.11
Rank: 6
Rolf Maximilian Sievert
1896 - 1966
HPI: 68.34
Rank: 7
Christopher Polhem
1661 - 1751
HPI: 63.99
Rank: 8
Oskar Klein
1894 - 1977
HPI: 63.00
Rank: 9
Wilhelm Hisinger
1766 - 1852
HPI: 61.11
Rank: 10
Vagn Walfrid Ekman
1874 - 1954
HPI: 59.62
Rank: 11
Knut Ångström
1857 - 1910
HPI: 58.78
Rank: 12