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Manfred baron von Ardenne (German pronunciation: [ˈmanfʁeːt fɔn aʁˈdɛn]; 20 January 1907 – 26 May 1997) was a German researcher, autodidact in applied physics, and an inventor.
Illustration of a Duoplasmatron. The Duoplasmatron is an ion source in which a cathode filament emits electrons into a vacuum chamber. [1] A gas such as argon is introduced in very small quantities into the chamber, where it becomes charged or ionized through interactions with the free electrons from the cathode, forming a plasma.
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Von Ardenne attracted top-notch personnel to work in his facility, such as the nuclear physicist Fritz Houtermans, in 1940. Von Ardenne had also conducted research on isotope separation. [42] [43] Taking Ewald's suggestion he began building a prototype for the RPM. The work was hampered by war shortages and ultimately ended by the war. [44]
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Friedrich Georg "Fritz" Houtermans (January 22, 1903 – March 1, 1966) was a Dutch-Austrian-German atomic and nuclear physicist and Communist born in Zoppot (now Sopot) near Danzig (now Gdańsk), West Prussia to a Dutch father, who was a wealthy banker.