Francis William Aston
Born: 1 September 1877, Harborne, United Kingdom
Died: 20 November 1945, Cambridge, United Kingdom
Affiliation at the time of the award: University of Cambridge, Cambridge, United Kingdom
Prize motivation: "for his discovery, by means of his mass spectrograph, of isotopes, in a large number of non-radioactive elements, and for his enunciation of the whole-number rule"
Field: physical chemistry
Prize share: 1/1