Atmospheric pressure photoionization

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IUPAC RECOMMENDATIONS 2013
Atmospheric pressure photoionization (APPI)
Direct ionization of molecules at atmospheric pressure by electron detachment induced by photons forming M+., or atmospheric pressure chemical ionization in which the reactant ions are generated by photoionization of suitable dopant species and subsequent ion/molecule reactions of their molecular ions.
Related Term(s):
Reference(s):

D. B. Robb, T. R. Covey, A. P. Bruins. Anal. Chem. 72, 3653 (2000). (http://dx.doi.org/10.1021/ac0001636 )

From Definitions of Terms Relating to Mass Spectrometry (IUPAC Recommendations 2013); DOI: 10.1351/PAC-REC-06-04-06 © IUPAC 2013.

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