# Kai Siegbahn

> A Swedish physicist who landed half the 1981 Nobel Prize in Physics—quiet work, loud recognition.

*Swedish physicist (1918–2007)*

**Canonical URL:** https://fame.am/person/kai-siegbahn

## Identity
- **Profile type:** Scientist ([Wikidata](https://www.wikidata.org/entity/Q39631))
- **Category:** Scientists
- **Country:** Sweden
- **Born:** 1918-04-20
- **Died:** 2007-07-20
- **Status:** deceased
- **Gender:** male

## Bio

Kai Manne Börje Siegbahn was born on 20 April 1918 in Sweden. He built a career in physics through decades of precision and discipline. In 1981, that path peaked: he shared the Nobel Prize in Physics, joining the short list of names the field remembers. He died on 20 July 2007, eighty-nine years after he started.

## Fame
- **Popularity score:** 55.0 / 100
- **Momentum:** 0.0 / 100  (trend: FALLING)
- **Historical depth:** 23.4 / 100
- **Now attention:** 0.0 / 100
- **Source confidence:** 60.0 / 100
- **Profile completeness:** 70.0 / 100

## Topics
#Scientists, #Scientist, #Physics, #Sweden, #Europe, #20th Century

## Sources
- [Wikipedia](https://en.wikipedia.org/wiki/Kai_Siegbahn)
- [Wikidata](https://www.wikidata.org/wiki/Q192712)
- [Pantheon 2.0](https://pantheon.world/profile/person/Kai%20Siegbahn)
- [کای سیگبان](https://azb.wikipedia.org/wiki/%DA%A9%D8%A7%DB%8C_%D8%B3%DB%8C%DA%AF%D8%A8%D8%A7%D9%86)
- [Kay Siqban](https://az.wikipedia.org/wiki/Kay_Siqban)
- [Кай Манэ Бёр’е Сігбан](https://be.wikipedia.org/wiki/%D0%9A%D0%B0%D0%B9_%D0%9C%D0%B0%D0%BD%D1%8D_%D0%91%D1%91%D1%80%E2%80%99%D0%B5_%D0%A1%D1%96%D0%B3%D0%B1%D0%B0%D0%BD)
- [Кай Сигбан](https://bg.wikipedia.org/wiki/%D0%9A%D0%B0%D0%B9_%D0%A1%D0%B8%D0%B3%D0%B1%D0%B0%D0%BD)
- [কাই সিগবান](https://bn.wikipedia.org/wiki/%E0%A6%95%E0%A6%BE%E0%A6%87_%E0%A6%B8%E0%A6%BF%E0%A6%97%E0%A6%AC%E0%A6%BE%E0%A6%A8)
- [Kai Siegbahn](https://ca.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://cs.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://da.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://de.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://eo.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Manne Börje Siegbahn](https://es.wikipedia.org/wiki/Kai_Manne_B%C3%B6rje_Siegbahn)
- [Kai Siegbahn](https://et.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://eu.wikipedia.org/wiki/Kai_Siegbahn)
- [کای زیگبان](https://fa.wikipedia.org/wiki/%DA%A9%D8%A7%DB%8C_%D8%B2%DB%8C%DA%AF%D8%A8%D8%A7%D9%86)
- [Kai Siegbahn](https://fi.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://fr.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://ga.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://gd.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://gl.wikipedia.org/wiki/Kai_Siegbahn)
- [Kai Siegbahn](https://hak.wikipedia.org/wiki/Kai_Siegbahn)
- [קאי סיגבאן](https://he.wikipedia.org/wiki/%D7%A7%D7%90%D7%99_%D7%A1%D7%99%D7%92%D7%91%D7%90%D7%9F)
- [Kai Manne Börje Siegbahn](https://hr.wikipedia.org/wiki/Kai_Manne_B%C3%B6rje_Siegbahn)
- [Wikiquote](https://ca.wikiquote.org/wiki/Kai_Siegbahn)
- [काई सीगबान](https://hi.wikipedia.org/wiki/%E0%A4%95%E0%A4%BE%E0%A4%88_%E0%A4%B8%E0%A5%80%E0%A4%97%E0%A4%AC%E0%A4%BE%E0%A4%A8)
- [كاي سيغبان](https://ar.wikipedia.org/wiki/%D9%83%D8%A7%D9%8A_%D8%B3%D9%8A%D8%BA%D8%A8%D8%A7%D9%86)
- [كاى سيجبان](https://arz.wikipedia.org/wiki/%D9%83%D8%A7%D9%89_%D8%B3%D9%8A%D8%AC%D8%A8%D8%A7%D9%86)

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