Influence of chemical environment on the transition of alternating current electroosmotic flow

Y Han, Z Hu, K Wang, W Zhao - Chemical Engineering Journal, 2025 - Elsevier
Electroosmotic flow (EOF) is a ubiquitous phenomenon at the solid–liquid interface when an
external electric field is applied. Despite its prevalence, the characteristics and mechanisms …

Onset of Nonlinear Electroosmotic Flow under an AC Electric Field

Z Hu, W Zhao, Y Chen, Y Han, C Zhang… - Analytical …, 2022 - ACS Publications
Nonlinearity of electroosmotic flows (EOFs) is ubiquitous and plays a crucial role in ion
transport, specimen mixing, electrochemistry reaction, and electric energy storage and …

Transition from periodic to chaotic AC electroosmotic flows near electric double layer

Z Hu, T Zhao, W Zhao, F Yang, H Wang, K Wang… - AIChE …, 2021 - Wiley Online Library
Electroosmotic flows (EOFs) on insulated interfacial surface commonly exists as interfacial
flows. Previously theoretical studies indicate that EOFs of Newtonian fluids on the insulated …

[HTML][HTML] Study on pH-dependence of electroosmosis effect and tribological behavior of water-based lubricants at friction interfaces

Z Luan, Y **a, R Zhang, B Feng, W Liu, W Yao… - Tribology …, 2024 - Elsevier
Abstract pH is usually used to assess the corrosion resistance and bacteriostasis of
lubricants. In this paper, the electroosmotic and tribological characteristics of water-based …

Asymmetric temporal variation of oscillating AC electroosmosis with a steady pressure-driven flow

Z Hu, T Zhao, H Wang, W Zhao, K Wang, J Bai… - Experiments in …, 2020 - Springer
In most electrokinetic flows in micro-/nanofluidics, electroosmotic flow (EOF) is always a
fundamental phenomenon. When an external AC electric field is applied, there will be a …

Electrokinetic origin of swirling flow on nanoscale interface

S Meng, Y Han, W Zhao, Y Zhu, C Zhang… - arxiv preprint arxiv …, 2024 - arxiv.org
The zeta ($\zeta $) potential is a pivotal metric for characterizing the electric field topology
within an electric double layer-an important phenomenon on phase interface. It underpins …

Travel time after photobleaching velocimetry

AJ Wang, J Deng, D Westbury, ARJ Downey… - Experiments in …, 2024 - Springer
In interfacial science and microfluidics, there is an increasing need for improving the ability
to measure flow velocity profiles in the sub-micrometer range to better understand transport …

Transition routes of electrokinetic flow in a divergent microchannel with bending walls

Y Shi, M Zeng, H Bai, S Meng, C Zhang, X Feng… - Micromachines, 2023 - mdpi.com
Electrokinetic flow can be generated as a highly coupled phenomenon among velocity
fields, electric conductivity fields, and electric fields. It can exhibit different responses to AC …

Linearized lattice Boltzmann method for time periodic electro-osmotic flows in micro-and nanochannels

Y Shi, H Kang, Y Ren, Y Chan - Physics of Fluids, 2020 - pubs.aip.org
Time periodic electro-osmosis (TPEO) is a popular means to pump liquids or manipulate
species of interest in today's micro-and nanofluidic devices. In this article, we propose a …