Paul-Émile Lecoq de Boisbaudran
French chemist
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Paul-Émile Lecoq de Boisbaudran, also called François Lecoq de Boisbaudran, was a French chemist known for his discoveries of the chemical elements gallium, samarium and dysprosium. Wikipedia
Born: April 18, 1838, Cognac, France
Died: May 28, 1912 (age 74 years), Paris, France
Discovered: Gallium, Samarium, Dysprosium, and more
Education: École Polytechnique
Awards: Davy Medal
Nationality: French