Sunday, 22 May 2016

Aston's Nobel Medal (1922)

Francis Aston (1877-1945) won the Nobel prize for Chemistry in 1922, "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".   His Nobel medal is now up for sale

Below one of the illustrations from Aston's book Isotopes, published in 1922. 


 

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