On This Day In Chemistry

April 18th

French chemist Paul Emile Lecoq de Boisbaudran was born on this day in 1838

His most significant work was in spectroscopy and its application to the rare earth metals. He analysed the spectra of 35 elements using a Bunsen burner or electric spark to induce luminescence and consequently discovered the lanthanides samarium (Sm), dysprosium (Dy) and europium (Eu).

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