Abstract
WE have now completed a preliminary survey of the Fermi effect (radioactivity produced by bombardment with neutrons) with all the elements of the rare earth group except illinium (61) and thulium (69). The results are summarised in the table below.
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References
Amaldi, D'Agostino, Fermi, Pontecorvo Rasetti and Segrè, Proc. Roy. Soc., A, 149, 522; 1935.
Sugden, NATURE, 135, 469; 1935.
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MARSH, J., SUGDEN, S. Artificial Radioactivity of the Rare Earth Elements. Nature 136, 102–103 (1935). https://doi.org/10.1038/136102a0
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DOI: https://doi.org/10.1038/136102a0
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