energy

of a radiation
https://doi.org/10.1351/goldbook.E02102
Energy of the individual particles or photons of which a radiation consists.
Source:
PAC, 1994, 66, 2513. 'Nomenclature for radioanalytical chemistry (IUPAC Recommendations 1994)' on page 2518 (https://doi.org/10.1351/pac199466122513)