Curie

Name:
Curie
Detailed information:
(Ci). The official unit of radioactivity, defined as exactly 3.70 × 10¹⁰ disintegrations per sec. This decay rate is nearly equivalent to that exhibited by 1 of radium in equilibrium with its disintegration products. A millicurie (mCi) is 0.001 curie. A microcurie (µCi) is one-millionth curie.