Kai Siegbahn
Swedish physicist
Kai Manne Börje Siegbahn was a Swedish physicist who shared the 1981 Nobel Prize in Physics. Wikipedia
Born: April 20, 1918, Lund, Sweden
Died: July 20, 2007 (age 89 years), Ängelholm, Sweden
Parents: Manne Siegbahn and Karin Högbom
Children: Per Siegbahn
Award: Nobel Prize in Physics (1981)
Known for: X-ray photoemission spectroscopy