Electroconvective instability at the surface of one-dimensionally patterned ion exchange membranes

J Choi, M Cho, J Shin, R Kwak, B Kim - Journal of Membrane Science, 2024 - Elsevier
The development of an electroconvective vortex explains the induction of overlimiting
current in high voltage applications. However, an in-depth understanding of the dynamics …

Mathematical modeling of electrodialysis of a dilute solution with accounting for water dissociation-recombination reactions

AV Kovalenko, VV Nikonenko, NO Chubyr, MK Urtenov - Desalination, 2023 - Elsevier
The paper explores the limitations of electrodialysis (ED) in the range of very dilute feed
solutions. The results of first principles modeling of this process are presented, taking into …

Interplay between Forced Convection and Electroconvection during the Overlimiting Ion Transport through Anion-Exchange Membranes: A Fourier Transform Analysis …

L Hernández-Pérez, MC Martí-Calatayud… - Membranes, 2023 - mdpi.com
Electrodialysis (ED) applications have expanded in recent years and new modes of
operation are being investigated. Operation at overlimiting currents involves the …

[HTML][HTML] Theoretical study of the influence of electroconvection on the efficiency of pulsed electric field (PEF) modes in ED desalination

V Nikonenko, A Uzdenova, A Kovalenko… - Membranes, 2024 - pmc.ncbi.nlm.nih.gov
Pulsed electric field (PEF) modes of electrodialysis (ED) are known for their efficiency in
mitigating the fouling of ion-exchange membranes. Many authors have also reported the …

Direct numerical simulation of electroconvection under a uniform magnetic field

J Cai, D Zhao, G Li - Physical Review Fluids, 2023 - APS
The coupling between ion transport and fluid flow near ion-selective surfaces plays a crucial
role in various electrohydrodynamic applications. Above a critical voltage threshold …

[HTML][HTML] Two-dimensional model of ion transport in composite membranes active layers with TEM-scanned morphology

FD Martinez-Jimenez, VE Musteata… - Desalination, 2023 - Elsevier
Ion rejection by composite membranes for RO/NF is performed by an ultrathin polyamide
active layer (AL) with non-uniform thickness. Current models explain the solute and water …

Differential Impact of Surface Conduction and Electroosmotic Flow on Ion Transport Enhancement by Microscale Auxiliary Structures

JS Park, I Cho, J Park, SJ Kim - Langmuir, 2024 - ACS Publications
Our research investigates the impact of auxiliary structures on ion transport in
electrochemical systems such as batteries and microscale desalination units, whose …

Influence of Concentration Gradients on Electroconvection at a Cation-Exchange Membrane Surface

Q Wang, J Chun, CV Subban - Langmuir, 2024 - ACS Publications
Membrane-based systems, such as electrodialysis, play an important role in desalination
and industrial separation processes. Electrodialysis uses alternating anion-and cation …

Hierarchical Capillarity-Assisted Liquid Invasion in Multilayered Paper Channels for Nanoelectrokinetic Preconcentration

J Seo, S Jung, J Park, HY Kim, SJ Kim - Nano Letters, 2023 - ACS Publications
A nanoelectrokinetic phenomenon called ion concentration polarization (ICP) has been
recently applied to microfluidic paper-based devices for the high fold preconcentration of low …

dCas9-Mediated PCR-Free Detection of Oncogenic Mutation by Nonequilibrium Nanoelectrokinetic Selective Preconcentration

S Lee, S Hong, J Park, Y Koh, H Lee, J Yang… - Analytical …, 2023 - ACS Publications
Cutting-edge nanoelectrokinetic technology in this work provides a breakthrough for the
present clinical demands of molecular diagnosis to detect a trace amount of oncogenic …