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abstraction > mathematical concept > unit > radioactivity unit |
radioactivity unit comparison table |
Subject | has equivalent | is named after | is an acronym for | has base unit | has unit | has definition | has symbol | represent | has approval agency | has approval date | is an instance of |
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becquerel | 2.703 × 10-11 curies | A. H. Becquerel | Syteme Internationale | s-1 | defined in terms of derived SI unit via a system of quantity equations | Unit of radioactivity; 1 becquerel represents one disintegration, or other nuclear transformation, per second. | Bq | 15th CGPM | May 1975 | named derived SI unit | |
curie | 3.7 × 1010 becquerel | Unit of radioactivity. | radioactivity unit | ||||||||
gray | Syteme Internationale | m2·s-2 | J·kg-1 | Gy | absorbed dose, specific energy (imparted), kerma | named derived SI unit | |||||
rad | Unit of radiation, equal to 100 ergs of ionizing energy absorbed per gram of absorber. | radioactivity unit | |||||||||
sievert | Syteme Internationale | m2·s-2 | J·kg-1 | Sv | dose equavalent | named derived SI unit |
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