Definition: | change from one energy state to another energy state in a nuclear system
Note 1 to entry: Nuclear transition may involve a nuclear transformation, for example, alpha or beta decay, or a change in nuclear energy level by emission or absorption of a photon, an orbital electron, or an electron-positron pair. Note 2 to entry: This entry was numbered 393-12-37 in IEC 60050-393:2003.
|