Abstract
FOUR years ago (NATURE, 115, 13, 86; 1925), one of us estimated the internal absorption of the y-rays of radium-D and the fraction of the atoms emitting y-rays. Due to an oversight and, in the latter case, an arithmetical error, both estimations are incorrect. They have recently been re-calculated in the following manner.
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GRAY, J., O'LEARY, A. Internal Absorption of y-rays. Nature 123, 568 (1929). https://doi.org/10.1038/123568a0
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DOI: https://doi.org/10.1038/123568a0
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