Alexandre-Edmond Becquerel
Revision as of 16:13, 18 January 2025 by Robert Brockway (talk | contribs) (Robert Brockway moved page Edmond Becquerel to Alexandre-Edmond Becquerel)
Alexandre-Edmond Becquerel (24 March 1820 – 11 May 1891),[1] known as Edmond Becquerel, was a French physicist who studied the solar spectrum, magnetism, electricity and optics. In 1839, he discovered the photovoltaic effect, the operating principle of the solar cell, which he invented in the same year. He is also known for his work in luminescence and phosphorescence. He was the son of Antoine César Becquerel and the father of Henri Becquerel, the discoverer of radioactivity.