Evidence map›Paper›PMID 23689946›Full record

ArticleNanotechnology2013

Hydrodynamic flow in the vicinity of a nanopore induced by an applied voltage.

Mao Mao, Sandip Ghosal, Guohui Hu

Open access · greenAbstract read
In one paragraph

Article in Nanotechnology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
4.1field-weighted citation impact, top 6% of its field
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

10 citing papers in PubMed, 42 citations in OpenAlex.

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  9. Electroosmosis in a finite cylindrical pore: simple models of end effects.Langmuir : the ACS journal of surfaces and colloids · 2014
    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

3 authors at 3 institutions in 3 countries.

Mao MaoDepartment of Mechanical Engineering, Northwestern University, Evanston, IL 60208, USA. MaoMao2015@u.northwestern.edu
Sandip Ghosal
Guohui Hu
Applied Mathematics (United States) · USNorthwestern University · PHShanghai University · CN

Funding

Mathematical modeling of the voltage driven translocation of polyelectrolytes thrR01HG004842 · NHGRI · NORTHWESTERN UNIVERSITY · PI GHOSAL, SANDIP · 2009 to 2012
$311k
NHGRI NIH HHS R01 HG004842NHGRI NIH HHS R01HG004842
6 · The paper itself

Abstract

Continuum simulation is employed to study ion transport and fluid flow through a nanopore in a solid-state membrane under an applied potential drop. The results show the existence of concentration polarization layers on the surfaces of the membrane. The nonuniformity of the ionic distribution gives rise to an electric pressure that drives vortical motion in the fluid. There is also a net hydrodynamic flow through the nanopore due to an asymmetry induced by the membrane surface charge. The qualitative behavior is similar to that observed in a previous study using molecular dynamic simulations. The current-voltage characteristics show some nonlinear features but are not greatly affected by the hydrodynamic flow in the parameter regime studied. In the limit of thin Debye layers, the electric resistance of the system can be characterized using an equivalent circuit with lumped parameters. Generation of vorticity can be understood qualitatively from elementary considerations of the Maxwell stresses. However, the flow strength is a strongly nonlinear function of the applied field. Combination of electrophoretic and hydrodynamic effects can lead to ion selectivity in terms of valences and this could have some practical applications in separations.

Identifiers

PMID23689946
PMCPMC3738177
OpenAlexW2023278686

What OpenQuestion holds

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Read underepoch 390

Registered trials

None linked

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.