Francis William Aston

Francis William Aston FRS (1 September 1877 – 20 November 1945) 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 rule. He was a fellow of the Royal Society and Fellow of Trinity College, Cambridge.

Notable works: mass spectrometry Awards: Nobel Prize in Chemistry, Hughes Medal, John Scott Award, Royal Society Bakerian Medal, Dennis Gabor Medal and Prize, Fellow of the Royal Society, Royal Medal, Liversidge Award, honorary doctor of the University of Calcutta Education: University of Birmingham, Trinity College, Malvern College, University of London

Source: Wikipedia — https://en.wikipedia.org/wiki/Francis_William_Aston