Artificial Production of Uranium Y from Thorium


ARTIFICIAL radioactivity induced in thorium by neutron bombardment has been studied by various authors1. Meitner, Strassmann and Hahn2 especially have recently published the results of their detailed investigations, according to which they ascertained the production of a thorium isotope 233Th (26 min.) and three isomers of a radium isotope 229Ra (< 1 min… (More)
DOI: 10.1038/142874c0


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