Microfluidic chemical analysis systems

E Livak-Dahl, I Sinn, M Burns - Annual review of chemical and …, 2011 - annualreviews.org
The field of microfluidics has exploded in the past decade, particularly in the area of
chemical and biochemical analysis systems. Borrowing technology from the solid-state …

Two-phase microfluidic flows

CX Zhao, APJ Middelberg - Chemical Engineering Science, 2011 - Elsevier
Two phase systems are ubiquitous in processes and products, and in both cases
performance is maximized when precise control over the individual phases, and the …

Displacement of liquid droplets on a surface by a shearing air flow

J Fan, MCT Wilson, N Kapur - Journal of colloid and interface science, 2011 - Elsevier
The motion of droplets on surfaces is crucial to the performance of a wide range of
processes; this study examines the initiation of droplet motion through a shearing …

Generation of micromonodispersed droplets and bubbles in the capillary embedded T‐junction microfluidic devices

K Wang, YC Lu, JH Xu, J Tan, GS Luo - AIChE journal, 2011 - Wiley Online Library
This work focuses on the dispersion of micromonodispersed droplets and bubbles in the
capillary embedded T‐junction microfluidic devices. The effects of the microchannel …

Numerical investigation of elongated drops in a microfluidic T-junction

S Afkhami, AM Leshansky, Y Renardy - Physics of Fluids, 2011 - pubs.aip.org
We present a combined numerical and asymptotic approach for modeling droplets in
microchannels. The magnitude of viscous forces relative to the surface tension force is …

The effect of interfacial tension on droplet formation in flow-focusing microfluidic device

L Peng, M Yang, S Guo, W Liu, X Zhao - Biomedical microdevices, 2011 - Springer
Interfacial tension plays an important role in microfluidic emulsification, which is the process
of preparing emulsions. A promising method which controls droplet behavior according to …

Droplet breakup in an asymmetric microfluidic T junction

A Bedram, A Moosavi - The European Physical Journal E, 2011 - Springer
Breakup of non-uniform droplets in an asymmetric T junction consisting of an inlet channel
and two different-size outlet channels has been investigated numerically. Also, an analytical …

Numerical simulation of membrane emulsification: Effect of flow properties in the transition from dripping to jetting

M Pathak - Journal of membrane science, 2011 - Elsevier
In this work, the roles of the Weber number (We) and Capillary number (Ca) in
characterizing different stages, ie dripping, jetting and transition states, of droplet formation …

Shear cell rupture of nematic liquid crystal droplets in viscous fluids

X Yang, MG Forest, C Liu, J Shen - Journal of Non-Newtonian Fluid …, 2011 - Elsevier
We model the hydrodynamics of a shear cell experiment with an immiscible nematic liquid
crystal droplet in a viscous fluid using an energetic variational approach and phase-field …

Synthesis of titania–silica core–shell microspheres via a controlled interface reaction in a microfluidic device

W Lan, S Li, J Xu, G Luo - Langmuir, 2011 - ACS Publications
In this work, we describe a novel, simple microfluidic method for fabricating titania–silica
core–shell microspheres. Uniform droplets of silica sol were dispersed into an oil phase …