electron kinetic energy

https://doi.org/10.1351/goldbook.E02001
The difference between the energy of the exciting photon and the ionization energy.
Source:
PAC, 1976, 45, 221. 'Nomenclature and Spectral Presentation in Electron Spectroscopy Resulting from Excitation by Photons' on page 223 (https://doi.org/10.1351/pac197645030221)