Evidence map›Paper›PMID 29345950›Full record

ArticleLangmuir : the ACS journal of surfaces and colloids2018

Confined Electroconvective Vortices at Structured Ion Exchange Membranes.

Joeri de Valença, Morten Jõgi, R Martijn Wagterveld, Elif Karatay, Jeffery A Wood, Rob G H Lammertink

Abstract read
In one paragraph

Article in Langmuir : the ACS journal of surfaces and colloids, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Direct Imaging of Local pH Reveals Bubble-Induced Mixing in a COACS sustainable chemistry & engineering · 2023
    Article
  5. Article
  6. Article
  7. Article
  8. Electrocatalytic Reaction Driven Flow: Role of pH in Flow Reversal.The journal of physical chemistry. C, Nanomaterials and interfaces · 2021
    Article
  9. Article
  10. Review
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
  16. Profiled Ion Exchange Membranes: A Comprehensible Review.International journal of molecular sciences · 2019
    Review
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.

Joeri de ValençaSoft Matter, Fluidics and Interfaces Group, MESA+ Institute of Nanotechnology, University of Twente , 7500AE Enschede, The Netherlands.
Morten JõgiWetsus, European Centre of Excellence for Sustainable Water Technology , Oostergoweg 9, 8911MA Leeuwarden, The Netherlands.
R Martijn WagterveldWetsus, European Centre of Excellence for Sustainable Water Technology , Oostergoweg 9, 8911MA Leeuwarden, The Netherlands.
Elif KaratayDepartment of Mechanical Engineering, Stanford University , Stanford, California 94305, United States.
Jeffery A WoodSoft Matter, Fluidics and Interfaces Group, MESA+ Institute of Nanotechnology, University of Twente , 7500AE Enschede, The Netherlands.ORCID 0000-0002-9438-1048
Rob G H LammertinkSoft Matter, Fluidics and Interfaces Group, MESA+ Institute of Nanotechnology, University of Twente , 7500AE Enschede, The Netherlands.

Funding

European Research Council 307342-TRAM
6 · The paper itself

Abstract

In this paper, we investigate electroconvective ion transport at cation exchange membranes with different geometry square-wave structures (line undulations) experimentally and numerically. Electroconvective microvortices are induced by strong concentration polarization once a threshold potential difference is applied. The applied potential required to start and sustain electroconvection is strongly affected by the geometry of the membrane. A reduction in the resistance of approximately 50% can be obtained when the structure size is similar to the mixing layer (ML) thickness, resulting in confined vortices with less lateral motion compared to the case of flat membranes. From electrical, flow, and concentration measurements, ion migration, advection, and diffusion are quantified, respectively. Advection and migration are dominant in the vortex ML, whereas diffusion and migration are dominant in the stagnant diffusion layer. Numerical simulations, based on Poisson-Nernst-Planck and Navier-Stokes equations, show similar ion transport and flow characteristics, highlighting the importance of membrane topology on the resulting electrokinetic and electrohydrodynamic behavior.

Identifiers

PMID29345950
PMCPMC5822219

What OpenQuestion holds

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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.