Edmond Becquerel

1820 - 1891

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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 161,645 page views. His biography is available in 34 different languages on Wikipedia (up from 32 in 2019). Edmond Becquerel is the 219th most popular physicist (up from 264th in 2019), the 1,009th most popular biography from France (up from 1,185th in 2019) and the 23rd most popular French 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.

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Among physicists, Edmond Becquerel ranks 219 out of 721Before him are Frederick Reines, Francesco Maria Grimaldi, Mihajlo Pupin, Chien-Shiung Wu, Arthur Ashkin, and Carl von Linde. After him are Arthur Leonard Schawlow, Tsung-Dao Lee, Joseph Swan, Johannes Rydberg, Yoichiro Nambu, and Norman Foster Ramsey Jr..

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Among people born in 1820, Edmond Becquerel ranks 16Before him are William John Macquorn Rankine, Multatuli, Henri Vieuxtemps, Alexandru Ioan Cuza, Susan B. Anthony, and Heungseon Daewongun. After him are John Tyndall, Lewis A. Swift, Mathilde Bonaparte, William Tecumseh Sherman, John Tenniel, and Božena Němcová. Among people deceased in 1891, Edmond Becquerel ranks 18Before him are Theo van Gogh, P. T. Barnum, Ivan Goncharov, Leopold Kronecker, Jules Grévy, and Prince Napoléon Bonaparte. After him are Georges Ernest Boulanger, Grand Duke Nicholas Nikolaevich of Russia, Franz Miklosich, Albert Pike, Princess Alexandra of Greece and Denmark, and Jan Neruda.

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In France

Among people born in France, Edmond Becquerel ranks 1,009 out of 5,234Before him are Gabriel Lamé (1795), Henri-Georges Clouzot (1907), Geoffrey of Villehardouin (1150), Infanta Pilar, Duchess of Badajoz (1936), Marie Louise Gonzaga (1611), and Nicolas Chamfort (1741). After him are Marcel Carné (1906), Adélaïde of France (1732), Raymond Loewy (1893), Francis, Count of Vendôme (1470), Pierre Janssen (1824), and Maurice Halbwachs (1877).

Among PHYSICISTS In France

Among physicists born in France, Edmond Becquerel ranks 23Before him are Alfred Kastler (1902), Hans Bethe (1906), Benoît Paul Émile Clapeyron (1799), Jacques Charles (1763), Louis Néel (1904), and Claude-Louis Navier (1785). After him are Antoine César Becquerel (1788), Pierre-Gilles de Gennes (1932), Edme Mariotte (1620), Pierre Louis Dulong (1785), Jean-François Pilâtre de Rozier (1754), and Gérard Mourou (1944).