Edmond Becquerel

1820 - 1891

Photo of Edmond Becquerel

Icon of person Edmond Becquerel

Alexandre-Edmond Becquerel (24 March 1820 – 11 May 1891), known as Edmond Becquerel, was a French physicist who studied the solar spectrum, magnetism, electricity and optics. He is credited with the discovery of the photovoltaic effect, the operating principle of the solar cell, in 1839. He is also known for his work in luminescence and phosphorescence. Read more on Wikipedia

Since 2007, the English Wikipedia page of Edmond Becquerel has received more than 185,260 page views. His biography is available in 33 different languages on Wikipedia (down from 34 in 2019). Edmond Becquerel is the 305th most popular physicist (down from 219th in 2019), the 1,541st most popular biography from France (down from 1,006th in 2019) and the 31st most popular Physicist.

Edmond Becquerel is most famous for discovering radioactivity. He discovered that uranium salts emit a form of energy that can be detected by a photographic plate even when the uranium is not in direct contact with the plate.

Memorability Metrics

  • 190k

    Page Views (PV)

  • 58.66

    Historical Popularity Index (HPI)

  • 33

    Languages Editions (L)

  • 6.96

    Effective Languages (L*)

  • 2.86

    Coefficient of Variation (CV)

Page views of Edmond Becquerels by language


Among physicists, Edmond Becquerel ranks 305 out of 717Before him are Pierre Louis Dulong, Peter Mansfield, William Whewell, Hélène Langevin-Joliot, Friedrich Hund, and Kenneth G. Wilson. After him are Horst Ludwig Störmer, Stephen Hales, Jean-Charles de Borda, Gerard 't Hooft, John Robert Schrieffer, and Leon M. Lederman.

Most Popular Physicists in Wikipedia

Go to all Rankings


Among people born in 1820, Edmond Becquerel ranks 25Before him are William John Macquorn Rankine, John Tyndall, Mathilde Bonaparte, John Tenniel, Ishwar Chandra Vidyasagar, and Yaqub Beg. After him are Édouard Roche, Afanasy Fet, Şevkefza Kadın, Alexandre-Émile Béguyer de Chancourtois, Jeanne Duval, and Prince Frederick William of Hesse-Kassel. Among people deceased in 1891, Edmond Becquerel ranks 31Before him are Franz Miklosich, Princess Cecilie of Baden, Ishwar Chandra Vidyasagar, Ernest Meissonier, Édouard Lucas, and Theophil Hansen. After him are Johan Jongkind, Kalākaua, Joseph Petzval, Princess Vilhelmine Marie of Denmark, Louis Lucien Bonaparte, and Théodore de Banville.

Others Born in 1820

Go to all Rankings

Others Deceased in 1891

Go to all Rankings

In France

Among people born in France, Edmond Becquerel ranks 1,541 out of 6,011Before him are Countess Palatine Caroline of Zweibrücken (1721), Francis II, Duke of Lorraine (1572), Barbara (1930), Louise of France (1737), Xavier de Maistre (1763), and Joseph Gallieni (1849). After him are Charles François de Cisternay du Fay (1698), Marcel Dassault (1892), Raymond of Burgundy (1070), Michel Richard Delalande (1657), William VIII, Duke of Aquitaine (1024), and Marcabru (1200).

Among PHYSICISTS In France

Among physicists born in France, Edmond Becquerel ranks 31Before him are Gérard Mourou (1944), Jean-François Pilâtre de Rozier (1754), Antoine César Becquerel (1788), Paul-Jacques Curie (1855), Pierre Louis Dulong (1785), and Hélène Langevin-Joliot (1927). After him are Jean-Charles de Borda (1733), Marguerite Perey (1909), Gaston Planté (1834), Jean Charles Athanase Peltier (1785), Félix Savart (1791), and John Theophilus Desaguliers (1683).