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Alpha decay

11 bytes added, 17:41, 17 May 2019
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In alpha decay, the nucleus of an atom of atomic number Z and mass number A emits an alpha particle (4He <sup>4</sup>He nucleus) to form an atom of atomic number Z-2 and mass number A-4
Adapted from [[ICRP Publication 107]],2 007
''[[ICRP Glossary]] entry - May 2019''

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