Francis William Aston FRS was a British chemist and physicist who won the 1922 Nobel Prize in Chemistry for his discovery, by means of his mass spectrograph, of isotopes in many non-radioactive elements and for his enunciation of the whole number... Wikipedia
Born: September 1, 1877, Harborne, Birmingham, United Kingdom
Died: November 20, 1945 (age 68 years), Cambridge, United Kingdom
Education: Mason Science College, Malvern College, University of Cambridge, and more
Known for: Mass spectrograph; Whole Number Rule; Aston Dark Space