CHEMIST

Eugène-Anatole Demarçay

1852 - 1903

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Eugène-Anatole Demarçay (1 January 1852 – 5 March 1903) was a French chemist who designed an apparatus to produce a spark using an induction coil and used it to generate the spectra of rare earth elements which he examined using spectroscopy, thus detecting the element europium in 1896, and isolated it as the oxide europia in 1901. Read more on Wikipedia

Since 2007, the English Wikipedia page of Eugène-Anatole Demarçay has received more than 37,231 page views. His biography is available in 18 different languages on Wikipedia. Eugène-Anatole Demarçay is the 457th most popular chemist (down from 415th in 2019), the 3,976th most popular biography from France (down from 3,408th in 2019) and the 57th most popular French Chemist.

Memorability Metrics

  • 37k

    Page Views (PV)

  • 49.92

    Historical Popularity Index (HPI)

  • 18

    Languages Editions (L)

  • 7.60

    Effective Languages (L*)

  • 1.82

    Coefficient of Variation (CV)

Page views of Eugène-Anatole Demarçays by language

Over the past year Eugène-Anatole Demarçay has had the most page views in the with 4,951 views, followed by Chinese (1,206), and German (1,109). In terms of yearly growth of page views the top 3 wikpedia editions are Belarusian (71.35%), Romanian (22.28%), and Finnish (19.51%)

Among CHEMISTS

Among chemists, Eugène-Anatole Demarçay ranks 457 out of 602. Before him are Carl Theodore Liebermann, Felix Hoppe-Seyler, Carl Graebe, Benjamin List, Geneviève Thiroux d'Arconville, and Walther Kossel. After him are Carl Remigius Fresenius, James Crafts, Maclyn McCarty, Friedrich Accum, Takamine Jōkichi, and Zdenko Hans Skraup.

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Contemporaries

Among people born in 1852, Eugène-Anatole Demarçay ranks 86. Before him are Leon Wyczółkowski, Pascal Dagnan-Bouveret, Simo Matavulj, William Burnside, Vasily Safonov, and Carl Chun. After him are Princess Pauline of Saxe-Weimar-Eisenach, Max Carl Wilhelm Weber, James Dwight, Felix Graf von Bothmer, Curt von François, and Dmitry Mamin-Sibiryak. Among people deceased in 1903, Eugène-Anatole Demarçay ranks 55. Before him are Auguste Kerckhoffs, George Gissing, Gustav Radde, Girolamo de Rada, Frederick Law Olmsted, and Lina Sandell. After him are Konstantinos Paspatis, Petko Karavelov, Princess Leopoldine of Baden, Paul Du Chaillu, Victor Meirelles, and Henri Alexis Brialmont.

Others Born in 1852

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Others Deceased in 1903

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In France

Among people born in France, Eugène-Anatole Demarçay ranks 3,976 out of 6,770. Before him are Dominique Fernandez (1929), Joseph Diez Gergonne (1771), Jacques Pelletier du Mans (1517), Ratramnus (800), Christiane Desroches Noblecourt (1913), and André Lerond (1930). After him are Edmond de Sélys Longchamps (1813), Pierre Michon (1945), Princess Maria di Grazia of Bourbon-Two Sicilies (1878), Jean Becker (1933), Paul Meurisse (1912), and Mathé Altéry (1927).

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Among CHEMISTS In France

Among chemists born in France, Eugène-Anatole Demarçay ranks 57. Before him are Joseph Achille Le Bel (1847), Joseph Bienaimé Caventou (1795), Gaston Tissandier (1843), Henri Braconnot (1780), Antoine Bussy (1794), and Geneviève Thiroux d'Arconville (1720). After him are James Smithson (1765), Pierre Adet (1763), Edmond Frémy (1814), Louis Claude Cadet de Gassicourt (1731), Claudine Picardet (1735), and Jacques-Joseph Ebelmen (1814).

French born Chemists

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