Difference between revisions of "Radioactivity"
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(Created page with "The property of an unstable atomic nucleus losing energy by emitting radiation (radioactive decay). Radioactivity also refers to the expectation value of the number of radioac...") |
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The property of an unstable atomic nucleus losing energy by emitting radiation (radioactive decay). Radioactivity also refers to the expectation value of the number of radioactive decays occurring in a given quantity of material per unit time. The SI unit of radioactivity is per second (s-1) and its special name is becquerel (Bq). Also called activity. | The property of an unstable atomic nucleus losing energy by emitting radiation (radioactive decay). Radioactivity also refers to the expectation value of the number of radioactive decays occurring in a given quantity of material per unit time. The SI unit of radioactivity is per second (s-1) and its special name is becquerel (Bq). Also called activity. | ||
| + | ''ICRP Glossary entry - June 2019'' | ||
| − | ''[[ICRP Glossary]] | + | |
| + | '''Return to [[ICRP Glossary|Glossary]]''' | ||
Latest revision as of 13:46, 13 September 2019
The property of an unstable atomic nucleus losing energy by emitting radiation (radioactive decay). Radioactivity also refers to the expectation value of the number of radioactive decays occurring in a given quantity of material per unit time. The SI unit of radioactivity is per second (s-1) and its special name is becquerel (Bq). Also called activity.
ICRP Glossary entry - June 2019
Return to Glossary
