Evidence map›Paper›PMID 41234034›Full record

ArticleLangmuir : the ACS journal of surfaces and colloids2026

Effect of Cation Symmetry on the Long-Range Ordering in Ionic Liquid Films.

Colleen B Lasar, Andrew Horvath, Michael B Van Den Top, Spyridon Koutsoukos, Tom Welton, Scott K Shaw

Abstract read
In one paragraph

Article in Langmuir : the ACS journal of surfaces and colloids, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

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

1 citing paper in PubMed.

  1. Article
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

6 authors.

Colleen B LasarDepartment of Chemistry, The University of Iowa, Iowa City, Iowa 52242, United States.ORCID 0000-0002-1892-3482
Andrew HorvathDepartment of Chemistry, The University of Iowa, Iowa City, Iowa 52242, United States.
Michael B Van Den TopDepartment of Chemistry, The University of Iowa, Iowa City, Iowa 52242, United States.
Spyridon KoutsoukosDepartment of Chemistry, Imperial College London, London SW7 2AZ, U.K.
Tom WeltonDepartment of Chemistry, Imperial College London, London SW7 2AZ, U.K.
Scott K ShawDepartment of Chemistry, The University of Iowa, Iowa City, Iowa 52242, United States.ORCID 0000-0003-3767-3236

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This work investigates the role of ionic liquid (IL) ion (a)symmetry in promoting ordered structures within liquid films by studying a series of six alkylimidazolium cation isomers of varying symmetry paired with a bis(trifluoromethylsulfonyl)imide anion. The cation symmetry is varied by systematic variations in the alkyl tail lengths on either side of the imidazolium ring. IL films are extruded on a silver substrate using an in situ dynamic wetting apparatus and allowed to thin under shearing force due to gravity. Film thicknesses are monitored via spectroscopic ellipsometry. Infrared reflection absorption spectroscopy (IRRAS) with p-polarized light is used to analyze changes in dipole moments with vector components perpendicular to the substrate and thus report changes to molecular orientations and local chemical environments. Multiple vibrational modes are monitored at varying film thicknesses to deliver chemical insight into the evolving net molecular orientation within the IL films. Specifically, average molecular orientations are tracked by monitoring intensity and energy shifts of vibrational modes, including the S-N-S ν

Identifiers

PMID41234034
PMCPMC12825391

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.