Evidence map›Paper›PMID 34400645›Full record

ArticleNature communications2021

On the molecular origins of the ferroelectric splay nematic phase.

Richard J Mandle, Nerea Sebastián, Josu Martinez-Perdiguero, Alenka Mertelj

Abstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing 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

35 citing papers in PubMed.

  1. Article
  2. Elastocapillary thinning dynamics in ferroelectric nematic filaments.Proceedings of the National Academy of Sciences of the United States of America · 2026
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  11. Ferroelectric Nematic Liquid Crystals Showing High Birefringence.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
    Article
  12. Antiferroelectric Order in Nematic Liquids: Flexoelectricity Versus Electrostatics.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
    Article
  13. Macroscopic dynamics of the antiferroelectric smecticThe European physical journal. E, Soft matter · 2025
    Article
  14. Article
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  18. Tunable Intracavity Coherent Up-Conversion with Giant Nonlinearity in a Polar Fluidic Medium.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2024
    Article
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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.

Richard J MandleSchool of Physics and Astronomy, University of Leeds, Leeds, UK. r.mandle@leeds.ac.uk.
Nerea SebastiánJožef Stefan Institute, Ljubljana, Slovenia.ORCID http://orcid.org/0000-0002-9156-1895
Josu Martinez-PerdigueroDepartment of Physics, University of the Basque Country (UPV/EHU), Bilbao, Spain.
Alenka MerteljJožef Stefan Institute, Ljubljana, Slovenia. alenka.mertelj@ijs.si.ORCID http://orcid.org/0000-0002-2766-9121

Funding

Euskal Herriko Unibertsitatea (University of the Basque Country) GIU18/146Javna Agencija za Raziskovalno Dejavnost RS (Slovenian Research Agency) P1-0192
6 · The paper itself

Abstract

Nematic liquid crystals have been known for more than a century, but it was not until the 60s-70s that, with the development of room temperature nematics, they became widely used in applications. Polar nematic phases have been long-time predicted, but have only been experimentally realized recently. Synthesis of materials with nematic polar ordering at room temperature is certainly challenging and requires a deep understanding of its formation mechanisms, presently lacking. Here, we compare two materials of similar chemical structure and demonstrate that just a subtle change in the molecular structure enables denser packing of the molecules when they exhibit polar order, which shows that reduction of excluded volume is in the origin of the polar nematic phase. Additionally, we propose that molecular dynamics simulations are potent tools for molecular design in order to predict, identify and design materials showing the polar nematic phase and its precursor nematic phases.

Identifiers

PMID34400645
PMCPMC8367997

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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.