| Becquerel | <unit> The Systeme Internationale (SI unit, MKS) unit of radioactivity (Bq), named after the discoverer of radioactivity and equal to 1 nuclear transition or disintegration per second. Use is fairly recent, superseding the Curie (Ci). 1Ci = 37 GBq (16 Dec 1997) |
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| Becquerel rays | An obsolete term for radiations given off by uranium and other radioactive substances; these include alpha, beta, and gamma ray's. (05 Mar 2000) |
| Becquerel, Antoine | <person> French physicist and Nobel laureate, 1852-1908. See: becquerel, Becquerel rays. (05 Mar 2000) |
| Becquerel, Antoine-Henri | <person, radiobiology> French scientist and discoverer of radioactivity, co-winner of Nobel Prize. (See Curie) (13 Nov 1997) |