Synonymous with @P04406@.
Sources: Orange Book, 2
nd ed., p. 205 [
Terms] [
Book]
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 1549 [
Terms] [
Paper]