CHEMIST

Johan Gottlieb Gahn

1745 - 1818

Johan Gottlieb Gahn

Johan Gottlieb Gahn (19 August 1745 – 8 December 1818) was a Swedish chemist and metallurgist who discovered manganese in 1774.Gahn studied in Uppsala 1762 – 1770 and became acquainted with chemists Torbern Bergman and Carl Wilhelm Scheele. 1770 he settled in Falun, where he introduced improvements in copper smelting, and participated in building up several factories, including those for vitriol, sulfur and red paint. He was the chemist for The Swedish Board of Mines Bergskollegium from 1773 – 1817. Read more on Wikipedia

Since 2007, the English Wikipedia page of Johan Gottlieb Gahn has received more than 30,517 page views. His biography is available in 29 different languages on Wikipedia making him the 217th most popular chemist.

Memorability Metrics

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    Page Views (PV)

  • 58.77

    Historical Popularity Index (HPI)

  • 29

    Languages Editions (L)

  • 10.82

    Effective Languages (L*)

  • 1.77

    Coefficient of Variation (CV)

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Among CHEMISTS

Among chemists, Johan Gottlieb Gahn ranks 217 out of 473Before him are Martin Karplus, Archer Martin, Hideki Shirakawa, Elias James Corey, Herbert C. Brown, and Alan MacDiarmid. After him are Kristian Birkeland, Kary Mullis, Stanislao Cannizzaro, Kaoru Ishikawa, John Polanyi, and Alfred G. Gilman.

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Contemporaries

Among people born in 1745, Johan Gottlieb Gahn ranks 11Before him are Maria Luisa of Spain, Archduke Charles Joseph of Austria, Carl Stamitz, Levin August von Bennigsen, Casimir Pulaski, and Johan Christian Fabricius. After him are Andrianampoinimerina, Fyodor Ushakov, Valentin Haüy, George Atwood, Denis Fonvizin, and Caspar Wessel. Among people deceased in 1818, Johan Gottlieb Gahn ranks 10Before him are Jan Henryk Dąbrowski, Charlotte of Mecklenburg-Strelitz, Maria Isabel of Braganza, Alexandre Pétion, Charles, Grand Duke of Baden, and Matthew Lewis. After him are Hedvig Elisabeth Charlotte of Holstein-Gottorp, Catherine-Dominique de Pérignon, Louis Joseph, Prince of Condé, Paul Revere, Abigail Adams, and Johann Nikolaus Forkel.

Others Born in 1745

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Others Deceased in 1818

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In Sweden

Among people born in Sweden, Johan Gottlieb Gahn ranks 175 out of 935Before him are Blanche of Namur (1320), Hedvig Sophia of Sweden (1681), Ingvar Carlsson (1934), Birgit Nilsson (1918), Hans Rosling (1948), and Sven Nykvist (1922). After him are Canute II of Sweden (null), Olaus Rudbeck (1630), Nicolai Gedda (1925), Stenkil (1030), Gustaf de Laval (1845), and Oscar Montelius (1843).