Arthur Jeffrey Dempster
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Arthur Jeffrey Dempster (August 14, 1886 – March 11, 1950) was a Canadian-American physicist best known for his work in mass spectrometry and his discovery in 1935 of the uranium isotope 235U.[1]
Quick Facts Born, Died ...
Arthur Jeffrey Dempster | |
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Born | August 14, 1886 |
Died | March 11, 1950(1950-03-11) (aged 63) Stuart, Florida, U.S. |
Nationality | Canadian-American |
Alma mater | B.S. University of Toronto M.S. University of Toronto Ph.D. University of Chicago |
Known for | Developed the first modern mass spectrometer, discovered 235U (used in atomic bombs) |
Awards | Newcomb Cleveland Prize (1929) |
Scientific career | |
Fields | Physics |
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Quick Facts External videos ...
External videos | |
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Michael A. Grayson, Discovery of Isotopes of Elements (Part I: Arthur Jeffrey Dempster), Profiles in Chemistry, Chemical Heritage Foundation |
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