An ion/neutral species process wherein the projectile ion is dissociated as a result
of interaction with a target neutral species. This is brought about by conversion
of part of the translational energy of the ion to internal energy
in the ion during the collision.
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