Evidence map›Paper›PMID 30487527›Full record

ArticleNature communications2018

A new look at effective interactions between microgel particles.

Maxime J Bergman, Nicoletta Gnan, Marc Obiols-Rabasa, Janne-Mieke Meijer, Lorenzo Rovigatti, Emanuela Zaccarelli, Peter Schurtenberger

Abstract read
In one paragraph

Article in Nature communications, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing 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

29 citing papers in PubMed.

  1. Article
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  8. Controlling Kinetic Pathways in Demixing Microgel-Micelle Mixtures.Langmuir : the ACS journal of surfaces and colloids · 2023
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  9. Article
  10. Article
  11. Article
  12. Article
  13. Soft matter · 2022
    Article
  14. Article
  15. Article
  16. Two-step deswelling in the Volume Phase Transition of thermoresponsive microgels.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  17. 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

7 authors.

Maxime J BergmanDivision of Physical Chemistry, Department of Chemistry, Lund University, PO Box 124, SE-22100, Lund, Sweden.ORCID http://orcid.org/0000-0002-5803-8517
Nicoletta GnanCNR-ISC and Department of Physics, Sapienza University of Rome, Piazzale A. Moro 2, 00185, Roma, Italy.
Marc Obiols-RabasaDivision of Physical Chemistry, Department of Chemistry, Lund University, PO Box 124, SE-22100, Lund, Sweden.ORCID http://orcid.org/0000-0003-4527-6820
Janne-Mieke MeijerDivision of Physical Chemistry, Department of Chemistry, Lund University, PO Box 124, SE-22100, Lund, Sweden.ORCID http://orcid.org/0000-0002-5148-9948
Lorenzo RovigattiCNR-ISC and Department of Physics, Sapienza University of Rome, Piazzale A. Moro 2, 00185, Roma, Italy.ORCID http://orcid.org/0000-0001-5017-2829
Emanuela ZaccarelliCNR-ISC and Department of Physics, Sapienza University of Rome, Piazzale A. Moro 2, 00185, Roma, Italy. emanuela.zaccarelli@cnr.it.ORCID http://orcid.org/0000-0003-0032-8906
Peter SchurtenbergerDivision of Physical Chemistry, Department of Chemistry, Lund University, PO Box 124, SE-22100, Lund, Sweden. peter.schurtenberger@fkem1.lu.se.ORCID http://orcid.org/0000-0002-2790-8831

Funding

European Research Council 681597
6 · The paper itself

Abstract

Thermoresponsive microgels find widespread use as colloidal model systems, because their temperature-dependent size allows facile tuning of their volume fraction in situ. However, an interaction potential unifying their behavior across the entire phase diagram is sorely lacking. Here we investigate microgel suspensions in the fluid regime at different volume fractions and temperatures, and in the presence of another population of small microgels, combining confocal microscopy experiments and numerical simulations. We find that effective interactions between microgels are clearly temperature dependent. In addition, microgel mixtures possess an enhanced stability compared to hard colloid mixtures - a property not predicted by a simple Hertzian model. Based on numerical calculations we propose a multi-Hertzian model, which reproduces the experimental behavior for all studied conditions. Our findings highlight that effective interactions between microgels are much more complex than usually assumed, displaying a crucial dependence on temperature and on the internal core-corona architecture of the particles.

Identifiers

PMID30487527
PMCPMC6262015

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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.