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    • Raman Spectra of the Mercaptans - Nature

      Nature· 20 hours ago

      AN investigation by me of the Raman effect in a series of mercaptans has yielded some noteworthy results. As is well known, the mercaptans are chemically analogous to the alcohols, the SH group ...

    • A Rare Phenomenon - Nature

      Nature· 13 hours ago

      It was about 1° in width, and of uniform brightness from side to side, but more intense towards the western horizon, where it disappeared behind the trees at an altitude of ...