Determination of dynamic interfacial tension and its effect on droplet formation in the T-shaped microdispersion process

K Wang, YC Lu, JH Xu, GS Luo - Langmuir, 2009 - ACS Publications
Interfacial tension is an important physical property affecting the droplet formation process in
microfluidic devices. This work presents the variation of dynamic interfacial tension caused …

Dynamic interfacial tension and adsorption kinetics of nonionic surfactants during microfluidic droplet formation process

X Liang, J Zhang, M Li, K Wang, G Luo - Chemical Engineering Journal, 2022 - Elsevier
Surfactant adsorption plays an important role in the microfluidic droplet formation process,
which manifested as dynamic interfacial tension phenomenon. Due to rapid droplet …

Determination of dynamic interfacial tension during the generation of tiny droplets in the liquid–liquid jetting flow regime

Y Cui, Y Li, K Wang, J Deng, G Luo - Langmuir, 2020 - ACS Publications
Liquid–liquid dispersion coupled with droplet formation and mass transfer of surfactants is
one of the most typical phenomena in many chemical processes. As in every aspect of this …

Pressure drop-based determination of dynamic interfacial tension of droplet generation process in T-junction microchannel

X Wang, A Riaud, K Wang, G Luo - Microfluidics and Nanofluidics, 2015 - Springer
The dynamic interfacial tension caused by the lower surfactant adsorption rate than the
droplet generation rate is an important issue in microfluidic study. A pressure drop …

The dynamic effects of surfactants on droplet formation in coaxial microfluidic devices

JH Xu, PF Dong, H Zhao, CP Tostado, GS Luo - Langmuir, 2012 - ACS Publications
Droplet emulsification in microfluidic devices involves the constant formation of fresh
interfaces between two immiscible fluids. When the multiphase system contains surfactant …

Preparation of highly monodisperse droplet in a T‐junction microfluidic device

JH Xu, SW Li, J Tan, YJ Wang, GS Luo - AIChE journal, 2006 - Wiley Online Library
In our previous work, a new flow route was developed—a so‐called perpendicular shear
force–induced droplet formation—in a self‐designed simple T‐junction microchannel …

Numerical simulation of the droplet formation in a T-junction microchannel by a level-set method

W Han, X Chen - Australian Journal of Chemistry, 2018 - CSIRO Publishing
To satisfy the increasingly high demands in many applications of microfluidics, the size of
the droplet needs accurate control. In this paper, a level-set method provides a useful …

Experimental and theoretical approaches on droplet formation from a micrometer screen hole

JH Xu, GS Luo, GG Chen, JD Wang - Journal of Membrane Science, 2005 - Elsevier
The droplet formation process from a micrometer screen hole under crossflow conditions
was applied to study the droplet behavior in the high-promising processes of micromixing …

Numerical simulation of junction point pressure during droplet formation in a microfluidic T-junction

Y Yan, D Guo, SZ Wen - Chemical engineering science, 2012 - Elsevier
A three dimensional numerical simulation on the droplet formation in a microfluidic T-
junction is reported. The mechanism of droplet formation in the immiscible liquid/liquid T …

Comparison of surfactant mass transfer with drop formation times from dynamic interfacial tension measurements in microchannels

M Kalli, L Chagot, P Angeli - Journal of Colloid and Interface Science, 2022 - Elsevier
Dynamic interfacial tension was studied experimentally during drop formation in a flow-
focusing microchannel. A low viscosity silicone oil (4.6 mPa s) was the continuous phase …