Three-dimensional splitting microfluidics

Y Chen, W Gao, C Zhang, Y Zhao - Lab on a Chip, 2016 - pubs.rsc.org
Microfluidic systems with splitting structures are excellent for increasing emulsion
production. However, traditional two-dimensional (2D) lithographic systems require complex …

[HTML][HTML] Fluid breakup during simultaneous two-phase flow through a three-dimensional porous medium

SS Datta, JB Dupin, DA Weitz - Physics of Fluids, 2014 - pubs.aip.org
We use confocal microscopy to directly visualize the simultaneous flow of both a wetting and
a non-wetting fluid through a model three-dimensional (3D) porous medium. We find that, for …

The breakup dynamics and mechanism of viscous droplets in Y-shaped microchannels

D Ma, D Liang, C Zhu, T Fu, Y Ma, X Yuan… - Chemical Engineering …, 2021 - Elsevier
The breakup process of viscous droplets in Y-shaped microchannel was visually
investigated. The dynamics of droplet breakup with partial obstruction was primarily studied …

Non-Newtonian droplet breakup in a T-junction microdevice containing constriction induced asymmetric parallel branches

P Kumari, A Atta - Physics of Fluids, 2023 - pubs.aip.org
Here, we describe the breakup and post-breakup dynamics of a non-Newtonian droplet of
xanthan gum aqueous solution in asymmetric parallel branch microdevices. Our …

Gas–liquid–liquid three-phase flow pattern and pressure drop in a microfluidic chip: similarities with gas–liquid/liquid–liquid flows

J Yue, EV Rebrov, JC Schouten - Lab on a Chip, 2014 - pubs.rsc.org
We report a three-phase slug flow and a parallel-slug flow as two major flow patterns found
under the nitrogen–decane–water flow through a glass microfluidic chip which features a …

Lattice Boltzmann simulation of a water droplet penetrating a micropillar array in a microchannel

G Wang, L Fei, KH Luo - Physics of Fluids, 2021 - pubs.aip.org
Water droplets penetrating a microchannel equipped with an array of micropillars are
commonly seen in engineering applications, ranging from micro-electro-mechanical systems …

Experimental and theoretical studies on neck thinning dynamics of droplets in cross junction microchannels

Z Liu, Y Ma, X Wang, Y Pang, Y Ren, D Li - Experimental Thermal and Fluid …, 2022 - Elsevier
Necking processes of the droplet generation in the cross junction microchannels are
experimentally and theoretically investigated, in which deionized water and hexadecane …

Bubble dynamics and mass transfer enhancement in split–and–recombine (SAR) microreactor with rapid chemical reaction

Y Yin, W Chen, C Wu, X Zhang, T Fu, C Zhu… - Separation and …, 2022 - Elsevier
In this study, a split–and–recombine (SAR) microreactor which is composed of convergent–
divergent arc channel and rectangular obstacles was designed, and its enhancement …

Breakup dynamics of droplets in an asymmetric bifurcation by μPIV and theoretical investigations

X Wang, Z Liu, Y Pang - Chemical Engineering Science, 2019 - Elsevier
Dynamics of the three breakup regimes of droplets in an asymmetric bifurcation is
experimentally studied by a high-speed microscope system and a micro-particle image …

Deformation and breakup of a liquid droplet past a solid circular cylinder: A lattice Boltzmann study

Q Li, Z Chai, B Shi, H Liang - Physical Review E, 2014 - APS
In this paper, we present a numerical study on the deformation and breakup behavior of
liquid droplet past a solid circular cylinder by using an improved interparticle-potential lattice …