Nanofluidic ionic memristors

G Xu, M Zhang, T Mei, W Liu, L Wang, K Xiao - ACS nano, 2024 - ACS Publications
Living organisms use ions and small molecules as information carriers to communicate with
the external environment at ultralow power consumption. Inspired by biological systems …

Advanced methods for ion selectivity measurement in nanofluidic devices

J Hou, H Zhang - Advanced Materials Technologies, 2023 - Wiley Online Library
Nanofluidic devices with specific ion selectivity have shown great potential in efficient ion
separation, biosensing, and energy conversion technologies. Advances in analytical …

Non-negligible effects of reinforcing structures inside ion exchange membrane on stabilization of electroconvective vortices

M Seo, W Kim, H Lee, SJ Kim - Desalination, 2022 - Elsevier
Concentration polarization (CP) phenomena near ion-exchange membranes have been
utilized not only in micro/nanofluidic platforms but also in macro-scale systems such as …

Numerical and experimental investigations of spiral and serpentine micromixers over a wide Reynolds number range

D Zhou, L Qin, J Yue, A Yang, Z Jiang… - International Journal of …, 2023 - Elsevier
Micromixers are important components in microfluidic systems and play a pivotal role in
chemical processes. In this work, numerical simulation and experimental studies were used …

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 …

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 …

Locational enrichment of low-abundance analytes through force-environment-modulation microsystem with ion concentration polarization

G Sun, Y Gou, R Sun, L Xing, S Li, L Gong… - Separation and …, 2024 - Elsevier
Ion concentration polarization (ICP) effect in micro-nanofluidic devices can concentrate low-
concentration molecules. In this paper, we proposed a novel ICP-based enrichment system …

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 …

Enhancement of Overlimiting Current in a Three-Dimensional Hierarchical Micro/Nanofluidic System by Non-uniform Compartmentalization

H Park, M Kim, S Kang, T Kim, S Yoon, J Park, S Ha… - BioChip Journal, 2024 - Springer
Overlimiting current (OLC) is a non-linear current response that occurs related to an ion
concentration polarization (ICP) phenomenon in micro/nanofluidic systems and holds great …

Electroconvection instability and shocks in complex geometries

Z Gu, B Xu, P Huo, M Su, D Deng - Current Opinion in Colloid & Interface …, 2022 - Elsevier
The precise and efficient control of ion transport in an electrochemical system is essential for
desalination, water treatment, and energy conversion and storage. With the recent progress …