Gerhard Carl Schmidt

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Gerhard Carl Schmidt
Born(1865-07-05)5 July 1865
Died16 October 1949(1949-10-16) (aged 84)
Known fordiscovered that thorium is radioactive
Scientific career
Doctoral advisorGeorg Wilhelm August Kahlbaum

Gerhard Carl Schmidt (5 July 1865 – 16 October 1949) was a German chemist.


Schmidt was born in London to German parents. He studied chemistry and in 1890 received his PhD for work with Georg Wilhelm August Kahlbaum. In 1898, two months before Marie Curie, Schmidt discovered that thorium is radioactive.[1] Schmidt died of a stroke in Münster 16 October 1949.[2]

See also[edit]


  1. ^ G. C. Schmidt (1898). "Über die von den Thorverbindungen und einigen anderen Substanzen ausgehende Strahlung (On the radiation emitted by thorium compounds and some other substances)". Annalen der Physik und Chemie. 65: 141–151.
  2. ^ "Gerhard Carl Schmidt". Naturwissenschaftliche Rundschau. 4: 41. 1951.