Evidence map›Paper›PMID 38882198›Full record

ArticleMacromolecules2024

Effect of Chemical Modification on Molecular Ordering in Polydiketopyrrolopyrrole Copolymers: From Liquid Crystalline to Crystalline.

Robert T Kahl, Andreas Erhardt, Gert Krauss, Ferdinand Seibold, Oleksandr Dolynchuk, Mukundan Thelakkat, Thomas Thurn-Albrecht

Abstract read
In one paragraph

Article in Macromolecules, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Article
  2. Article
  3. 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

7 authors.

Robert T KahlExperimental Polymer Physics, Martin Luther University Halle-Wittenberg, Von-Danckelmann-Platz 3, 06120 Halle, Germany.
Andreas ErhardtApplied Functional Polymers, University of Bayreuth, Universitätsstr. 30, 95440 Bayreuth, Germany.
Gert KraussApplied Functional Polymers, University of Bayreuth, Universitätsstr. 30, 95440 Bayreuth, Germany.
Ferdinand SeiboldApplied Functional Polymers, University of Bayreuth, Universitätsstr. 30, 95440 Bayreuth, Germany.
Oleksandr DolynchukExperimental Polymer Physics, Martin Luther University Halle-Wittenberg, Von-Danckelmann-Platz 3, 06120 Halle, Germany.ORCID https://orcid.org/0000-0002-5336-5068
Mukundan ThelakkatApplied Functional Polymers, University of Bayreuth, Universitätsstr. 30, 95440 Bayreuth, Germany.ORCID https://orcid.org/0000-0001-8675-1398
Thomas Thurn-AlbrechtExperimental Polymer Physics, Martin Luther University Halle-Wittenberg, Von-Danckelmann-Platz 3, 06120 Halle, Germany.ORCID https://orcid.org/0000-0002-7618-0218

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The chemical architecture of conjugated polymers is often designed by contemplating and understanding the consequences of structural changes on electronic properties at the molecular level. However, even minor changes to the chemical structure of a polymer can significantly influence the packing arrangement, which also influences the electronic properties of the bulk material. Here, we investigate the molecular arrangement in the ordered state at room temperature of a series of three different polydiketopyrrolopyrroles (PDPPs) in bulk and oriented thin films in detail by wide-angle X-ray scattering and by atomic force microscopy. The changes in the chemical structure of the investigated PDPPs, namely, an additional side chain or a different flanking unit, lead to an increase in long-range order and thereby to a change in the phase state from sanidic ordered via sanidic rectangular or oblique to crystalline.

Identifiers

PMID38882198
PMCPMC11173490

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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.