Fermi selection rules

Fermi selection rules

[′fer·mē si′lek·shən ‚rülz]
(nuclear physics)
Selection rules for beta decay in a Fermi transition; that is, there is no change in total angular momentum or parity of the nucleus in an allowed transition.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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