Abstract
IN his first lecture the speaker, after outlining the steps by which he and his collaborators had succeeded in pushing the region of wave-lengths explored by mechanically ruled gratings down to 136 Angstroms, presented the results which had very recently been
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Atoms and Ethereal Radiations. Nature 114, 141–143 (1924). https://doi.org/10.1038/114141a0
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DOI: https://doi.org/10.1038/114141a0