fast-atom bombardment (FAB) mass spectroscopy (FAB)

https://doi.org/10.1351/goldbook.F02328
A method in which ions are produced in a @M03732@ from non-volatile or thermally fragile organic molecules by bombarding the compound in the condensed phase with energy-rich neutral particles.
Source:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1115 [Terms] [Paper]