Evidence map›Paper›PMID 37665423›Full record

ArticleThe European physical journal. E, Soft matter2023

A molecularly informed field-theoretic study of the complexation of polycation PDADMA with mixed micelles of sodium dodecyl sulfate and ethoxylated surfactants.

My Nguyen, Kevin Shen, Nicholas Sherck, Stephan Köhler, Rohini Gupta, Kris T Delaney, M Scott Shell, Glenn H Fredrickson

Abstract read
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In one paragraph

Article in The European physical journal. E, Soft matter, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. 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

8 authors.

My Nguyen *Department of Chemical Engineering, University of California, Santa Barbara, CA, 93106, USA.ORCID http://orcid.org/0000-0002-5567-9378
Kevin Shen *Department of Chemical Engineering, University of California, Santa Barbara, CA, 93106, USA.ORCID http://orcid.org/0000-0001-9715-7474
Nicholas SherckBASF Corporation, Iselin, NJ, 08830, USA.ORCID http://orcid.org/0000-0001-5503-1494
Stephan KöhlerBASF SE, 67056, Ludwigshafen am Rhein, Germany.ORCID http://orcid.org/0000-0002-1829-1059
Rohini GuptaCalifornia Research Alliance (CARA) by BASF, Berkeley, CA, 94720, USA.ORCID http://orcid.org/0000-0002-6608-9867
Kris T DelaneyMaterials Research Laboratory, University of California, Santa Barbara, CA, 93106, USA.ORCID http://orcid.org/0000-0003-0356-1391
M Scott ShellDepartment of Chemical Engineering, University of California, Santa Barbara, CA, 93106, USA. shell@ucsb.edu.ORCID http://orcid.org/0000-0002-0439-1534
Glenn H FredricksonDepartment of Chemical Engineering, University of California, Santa Barbara, CA, 93106, USA. ghf@ucsb.edu.ORCID http://orcid.org/0000-0002-6716-9017

Funding

National Science Foundation CHEM-1800344National Science Foundation DMR-1933487National Science Foundation DMR-2104255National Science Foundation DMR-2308708National Science Foundation OAC-1925717
6 · The paper itself

Abstract

The self-assembly and phase separation of mixtures of polyelectrolytes and surfactants are important to a range of applications, from formulating personal care products to drug encapsulation. In contrast to systems of oppositely charged polyelectrolytes, in polyelectrolyte-surfactant systems the surfactants micellize into structures that are highly responsive to solution conditions. In this work, we examine how the morphology of micelles and degree of polyelectrolyte adsorption dynamically change upon varying the mixing ratio of charged and neutral surfactants. Specifically, we consider a solution of the cationic polyelectrolyte polydiallyldimethylammonium, anionic surfactant sodium dodecyl sulfate, neutral ethoxylated surfactants (C[Formula: see text]EO[Formula: see text]), sodium chloride salt, and water. To capture the chemical specificity of these species, we leverage recent developments in constructing molecularly informed field theories via coarse-graining from all-atom simulations. Our results show how changing the surfactant mixing ratios and the identity of the nonionic surfactant modulates micelle size and surface charge, and as a result dictates the degree of polyelectrolyte adsorption. These results are in semi-quantitative agreement with experimental observations on the same system.

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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.