Articles with "photoionization mass" as a keyword



Identification of Isobars and Isomers in Cigarette Sidestream Smoke in Real Time by Synchrotron Radiation Photoionization Mass Spectrometry and Multiple Linear Regression.

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Published in 2021 at "Analytical chemistry"

DOI: 10.1021/acs.analchem.0c04781

Abstract: Direct analysis of chemical components in fresh cigarette smoke in real time is a challenging task. In this work, by using a novel continuous cigarette-pushing and smoke-introducing setup combined with synchrotron radiation photoionization mass spectrometry… read more here.

Keywords: cigarette; photoionization mass; time; real time ... See more keywords

Solvent and Flow Rate Effects on the Observed Compositional Profiles and the Relative Intensities of Radical and Protonated Species in Atmospheric Pressure Photoionization Mass Spectrometry

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Published in 2022 at "Analytical Chemistry"

DOI: 10.1021/acs.analchem.1c03463

Abstract: Sample preparation and instrument parameters have regularly been demonstrated to impact upon the observed results in atmospheric pressure photoionization, mass spectrometry (MS), and analytical techniques in general but may be overlooked when such methods are… read more here.

Keywords: atmospheric pressure; mass spectrometry; pressure photoionization; rate ... See more keywords

Direct measurement of fluorocarbon radicals in the thermal destruction of perfluorohexanoic acid using photoionization mass spectrometry

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Published in 2025 at "Science Advances"

DOI: 10.1126/sciadv.adt3363

Abstract: Thermal destruction is a critical cornerstone of addressing the rampant contamination of natural resources with per- and polyfluoroalkyl substances (PFAS). However, grave concerns associated with stack emissions from incineration exist because mechanistic studies have thus… read more here.

Keywords: photoionization mass; fluorocarbon radicals; mass spectrometry; perfluorohexanoic acid ... See more keywords