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Antoine Henri Becquerel (15 December 1852 – 25 August 1908) was a French physicist, Nobel laureate, and the discoverer of radioactivity along with Marie Skłodowska-Curie and Pierre Curie, for which all three won the 1903 Nobel Prize in Physics.


Antoine Henri Becquerel 1903 Born: 15 December 1852, Paris, France Died: 25 August 1908, France Affiliation at the time of the award: École Polytechnique, Paris, France Prize motivation: "in recognition of the extraordinary services he has rendered by his discovery of spontaneous radioactivity" Field: Nuclear physics


Antoine-Henri Becquerel: Becquerel, while experimenting with fluorescence, accidentally found out that uranium exposed a photographic plate, wrapped with black paper, with some unknown radiation that could not be turned off like X-rays.


December 15,1852-Henri Becquerel [Antoine ], 1st person to discover evidence of radioactivity (Nobel 1903) is born