Boisbaudran, Paul Émile Lecoq de

Boisbaudran, Paul Émile Lecoq de (pôl āmēl' lukôk' du bwäbōdräN') [key], 1838–1912, French discoverer of the elements gallium, samarium, and dysprosium. He also made contributions in the field of spectroscopy, including his experimentation with the rare-earth metals.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.

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