Evidence map›Paper›PMID 39726138›Full record

ArticleRapid communications in mass spectrometry : RCM2025

A SIFT Study of Reactions of Positive and Negative Ions With Polyfluoroalkyl (PFAS) Molecules in Dry and Humid Nitrogen at 393 K.

Stefan James Swift, Maroua Omezzine Gnioua, Kseniya Dryahina, Patrik Španěl

Abstract read
In one paragraph

Article in Rapid communications in mass spectrometry : RCM, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Stefan James SwiftJ Heyrovský Institute of Physical Chemistry of the CAS, Prague 8, Czechia.ORCID https://orcid.org/0000-0001-9120-302X
Maroua Omezzine GniouaJ Heyrovský Institute of Physical Chemistry of the CAS, Prague 8, Czechia.ORCID https://orcid.org/0000-0003-1096-915X
Kseniya DryahinaJ Heyrovský Institute of Physical Chemistry of the CAS, Prague 8, Czechia.ORCID https://orcid.org/0000-0003-4247-3642
Patrik ŠpanělJ Heyrovský Institute of Physical Chemistry of the CAS, Prague 8, Czechia.ORCID https://orcid.org/0000-0002-9868-8282

Funding

Akademie Věd České Republiky AP2102Grantová Agentura České Republiky 21-25486S
6 · The paper itself

Abstract

rationaleData are required for SIFT-MS analysis of perfluoroalkyl and polyfluoroalkyl substances (PFAS), which are persistent in the environment and cause adverse health effects. Specifically, the rate coefficients and product ion branching ratios of the reactions of H

methodsThe dual polarity SIFT-MS instrument (Voice200) was used to generate these eight reagent ions and inject them into the flow tube with N

resultsRate coefficients were determined for 64 reactions, for which 55 positive and 71 negative product ions were identified. The branching ratios for the primary reaction channels were extracted from the data, and the secondary chemistry with H

conclusionsAn important observation is that secondary reactions with water molecules remove the positive product ions, making them unsuitable for practical SIFT-MS analysis of PFAS vapours. In contrast, most negative reaction product ions are not significantly affected by humidity and are thus preferred for the SIFT-MS analyses of PFAS substances in various gaseous matrices.

Indexed as

ion molecule reactionsperfluoroalkyl and polyfluoroalkyl substances (PFAS)selected ion flow tube

Identifiers

PMID39726138
PMCPMC11671707

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