laser ionization

in mass spectrometry
https://doi.org/10.1351/goldbook.L03469
Occurs when a sample is irradiated with a @L03459@ beam. In the @I03255@ of gaseous samples, @I03183@ occurs via a single- or multi-photon process. In the case of solid samples, @I03183@ occurs via a thermal process.
Sources:
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 1548 [Terms] [Paper]