A hollow collector, open at one end and closed at the other, used to collect beams of ions.
Orange Book, 2nd
ed., p. 204 [Terms
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 1553 [Terms