Awarded National Inventors Hall of Fame (2011).
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Carl Auer von Welsbach
Carl Auer von Welsbach, who received the Austrian noble title of Freiherr Auer von Welsbach in 1901, was an Austrian scientist and inventor, who separated didymium into the elements neodymium and praseodymium in 1885. He was also one of three scientists to independently discover the element lutetium, separating it from ytterbium in 1907, setting off the longest priority dispute in the history of c…
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science · Austrian scientist and inventor (1858–1929) · physicist · chemist · inventor · also Carl Auer von Welsbach, Carl Auer, Freiherr von Welsbach, Freiherr Auer von Welsbach, Carl Freiherr Auer von Welsbach, Welsbach
Born 1 September 1858 · Died 4 August 1929 · Q89390
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2011· 1 entry
2008· 1 entry
(150 years after his birth), Auer von Welsbach was selected as a main motif for a high-value collectors' coin: the Austrian €25 Fascination Light
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1929· 1 entry
Died 1929-08-04.
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1922· 1 entry
“Spektroskopische Methoden der analytischen Chemie”
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1921· 1 entry
Won Wilhelm Exner Medal (1921).
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1920· 1 entry
Awarded Werner von Siemens Ring (1920).
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1910· 2 entries
Auer von Welsbach reported a "mysterious observation", the induction of radioactivity in an inactive substance when exposed to a radioactive substance
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One of his companies helped to establish Vienna as a center of radiation research by producing the first major quantity of radium chloride (3-4 grams) in Europe
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1907· 2 entries
Formed Treibacher Chemische Werke GesmbH to build and market the devices
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Setting off the longest priority dispute in the history of chemistry
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1903· 1 entry
Auer von Welsbach won another patent for a fire striker ("flint") composition named ferrocerium
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1901· 1 entry
Was an Austrian scientist and inventor, who separated didymium into the elements neodymium and praseodymium in 1885
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1898· 1 entry
And started a new factory to produce his Auer-Oslight, which he introduced commercially in 1902
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1891· 1 entry
Working with fellow student from the university Ignaz Kreidl, and the device quickly spread throughout Europe
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1890· 1 entry
Introduced a new form of the mantle based on a mixture of 99% thorium dioxide and 1% cerium(IV) oxide, which he developed in collaboration with his colleague Ludwig Haitinger
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1885· 1 entry
Auer von Welsbach used a method of fractional crystallization that he had developed himself to separate the alloy didymium into its two parts, for the first time
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1880· 1 entry
Where he continued his studies in spectroscopy under the direction of Robert Bunsen, (inventor of the Bunsen burner)
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1878· 1 entry
Auer entered the University of Vienna, studying mathematics, general chemistry, engineering physics, and thermodynamics
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1877· 1 entry
And received his patent as a lieutenant on December 15, 1878
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1860· 1 entry
(as Alois Ritter Auer von Welsbach), was director of the Imperial printing office (K
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1858· 1 entry
Born 1858-09-01.
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