New Units for the Measurement of Radioactivity

  title={New Units for the Measurement of Radioactivity},
  author={Samuel C. Lind},
  • S. C. Lind
  • Published 28 June 1946
  • Environmental Science, Medicine
  • Nature
Two new unitsthe ‘rutherford’ and the ‘roentgen-per-hour at the metre’ for the measurement of radioaetitily, have recently been recommended by the Natinal Bureau of Standards, at the suggestion of the Committee on Radioactivity of the National Research Council. The Radiology Congress in Brussels in 1910 defined the curie as “the amount of radon in equilibrium with one gram of radium”. Therefore, strictly speaking, the curie can only be used to represent the disintegration-rate of radium or its… 

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