Paul-Émile Lecoq de Boisbaudran, also called François Lecoq de Boisbaudran (18 April 1838 – 28 May 1912), was a French chemist known for his discoveries...
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Boisbaudran is a surname. Notable people with the surname include: Horace Lecoq de Boisbaudran (1802–1897), French artist and teacher Paul Emile Lecoq...
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painter Paul-Emile Bibeault (1919–1970), ice hockey goaltender Paul Emile Biyaga (born 1987), Cameroonian football striker Paul-Émile Lecoq de Boisbaudran (1838–1912)...
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Gallium (category CS1 German-language sources (de))
Ga and atomic number 31. Discovered by the French chemist Paul-Émile Lecoq de Boisbaudran in 1875, gallium is in group 13 of the periodic table and is...
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which is 164Dy. Dysprosium was first identified in 1886 by Paul Émile Lecoq de Boisbaudran, but it was not isolated in pure form until the development...
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Gadolinium (category CS1 German-language sources (de))
Gadolin. Pure gadolinium was first isolated by the chemist Paul-Émile Lecoq de Boisbaudran around 1886. Gadolinium possesses unusual metallurgical properties...
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electropositive and electronegative activities. In November 1875, Paul Émile Lecoq de Boisbaudran discovered gallium using electrolysis of gallium hydroxide...
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samarium(II) iodide. Discovered in 1879 by French chemist Paul-Émile Lecoq de Boisbaudran, samarium was named after the mineral samarskite from which...
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elements, cesium and rubidium. In 1875, the Parisian chemist Paul Emile Lecoq de Boisbaudran used a spectroscope to discover a new metallic element. It...
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commanding officer of the Royal Saxon army Henri Lecoq (1802–1871), a French botanist Paul Emile Lecoq de Boisbaudran (1838–1912), a French chemist, discoverer...
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group of people. Gallium was discovered by French scientist Paul-Émile Lecoq de Boisbaudran, who named it in honor of France ("Gallia" in Latin); allegations...
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Periodic table (category CS1 German-language sources (de))
being Sanskrit for "one").: 45 In 1875, the French chemist Paul-Émile Lecoq de Boisbaudran, working without knowledge of Mendeleev's prediction, discovered...
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List of French inventions and discoveries (category CS1 German-language sources (de))
Bernard in April 1862. Gallium by Paul Émile Lecoq de Boisbaudran in 1875. Production of Liquid oxygen by Louis Paul Cailletet in 1877 (at the same time...
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April 18 (category CS1 German-language sources (de))
Manuel de Céspedes, Cuban lawyer and activist (d. 1874) 1819 – Franz von Suppé, Austrian composer and conductor (d. 1895) 1838 – Paul-Émile Lecoq de Boisbaudran...
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pair of samarium and europium were only removed in 1879 by Paul-Émile Lecoq de Boisbaudran and it was not until 1885 that Carl Auer von Welsbach separated...
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16 – Ernest Solvay (died 1922), Belgian chemist. April 18 – Paul-Émile Lecoq de Boisbaudran (died 1912), French chemist. April 21 – John Muir (died 1914)...
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assigned to europium. Europium was first found in 1892 by Paul Émile Lecoq de Boisbaudran, who obtained basic fractions from samarium-gadolinium concentrates...
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soon after Mendeleev predicted its existence, in 1875 by Paul Emile Lecoq de Boisbaudran. Technetium was isolated by Carlo Perrier and Emilio Segrè...
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History of the periodic table (category CS1 German-language sources (de))
advised the discoverer, French chemist Paul-Émile Lecoq de Boisbaudran, to measure the density again; de Boisbaudran was initially skeptical (not least because...
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1912 in science (category CS1 German-language sources (de))
(born 1873), American zoologist and cell biologist. March 28 – Paul-Émile Lecoq de Boisbaudran (born 1838), French chemist. March 29 Robert Falcon Scott (born...
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mathematician who wrote the American Practical Navigator. Paul-Émile Lecoq de Boisbaudran, chemist, discoverer of several elements, pioneer in the field...
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American temperance movement leader (d. 1916) April 18 – Paul-Émile Lecoq de Boisbaudran, French chemist (d. 1912) April 21 – John Muir, American ecologist...
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Paul Émile Lecoq de Boisbaudran isolated the new element samarium from the mineral samarskite. The samaria earth was further separated by Lecoq de Boisbaudran...
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des séances de l’Académie des sciences. His last work was on spectroscopy which he was working on along with Paul-Émile Lecoq de Boisbaudran. He died suddenly...
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king, on horseback over his enemies, stands at the centre. Paul-Emile Lecoq de Boisbaudran, born in Cognac in 1838, discovered the elements Gallium in...
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1875 in science (category CS1 German-language sources (de))
Gallium is discovered spectroscopically by French chemist Paul Emile Lecoq de Boisbaudran. Later in this year he obtains the free metal by electrolysis...
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1912 (category CS1 German-language sources (de))
Austin Lane Crothers, American politician (b. 1860) May 28 – Paul-Émile Lecoq de Boisbaudran, French chemist (b. 1838) May 30 – Wilbur Wright, American...
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the waves is weaker than the pressure around them. In 1869, Paul-Emile Lecoq de Boisbaudran presented the same model as Leray (including absorption and...
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mathematician, best known for his work in celestial mechanics. Paul-Émile Lecoq de Boisbaudran, chemist, discoverer of gallium, samarium and dysprosium. André-Louis...
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Academy of Sciences of Prague. Subsequently, the French chemist Paul Emile Lecoq de Boisbaudran pointed out that Linnemann's findings could also be attributed...
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