ion energy loss spectra

in mass spectrometry
https://doi.org/10.1351/goldbook.I03165
Spectra that show the loss of translational energy of ions involved in ion/neutral species reactions.
Source:
PAC, 1991, 63, 1541. (Recommendations for nomenclature and symbolism for mass spectroscopy (including an appendix of terms used in vacuum technology). (Recommendations 1991)) on page 1555 [Terms] [Paper]