Momentum separator: Difference between revisions

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A means of enriching the sample in a spray-based mass spectrometer interface by selecting the central part of the spray with an orifice or skimmer. Particles with a higher momentum diverge less from the spray.
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|def=[[Mass spectrometer]] interface to inlets including chromatography and spray-based [[ion source]]s that enriches the sample by selecting the central part of the effluent or spray using an orifice or skimmer. Particles with a higher forward momentum diverge less from the spray axis for a given radial momentum.
#P. Arpino, Fresenius' J. Anal. Chem. 337 (1990) 667.
|rel=[[jet separator]]
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Latest revision as of 22:24, 6 January 2014

IUPAC RECOMMENDATIONS 2013
Momentum separator
Mass spectrometer interface to inlets including chromatography and spray-based ion sources that enriches the sample by selecting the central part of the effluent or spray using an orifice or skimmer. Particles with a higher forward momentum diverge less from the spray axis for a given radial momentum.
Related Term(s): jet separator
Reference(s):
From Definitions of Terms Relating to Mass Spectrometry (IUPAC Recommendations 2013); DOI: 10.1351/PAC-REC-06-04-06 © IUPAC 2013.

Index of Recommended Terms