Integration of microfluidic systems with external fields for multiphase process intensification

M Yang, Y Gao, Y Liu, G Yang, CX Zhao… - Chemical Engineering …, 2021 - Elsevier
Multiphase flows are widely used in process industries. How to enhance the mass and
energy transfer of multiphase flow systems thus improving mixing, reaction, separation …

Numerical investigation on formation mechanism and flow law of droplet in T-junction by electric field

Q Li, H Zhu, S Lu, M Lei, W Xu, Z Liu - Physics of Fluids, 2023 - pubs.aip.org
The mechanism of constant electric field regulation on droplet formation in a T-junction
microchannel is investigated numerically, and the law of discrete phase fluid behavior in …

In-droplet electrophoretic separation and enrichment of biomolecules

MA Saucedo-Espinosa, PS Dittrich - Analytical chemistry, 2020 - ACS Publications
We demonstrate the in-droplet separation and enrichment of molecules from small organic
molecules to long nucleic acids (lambda DNA). Electric potentials are applied via two …

Single and double toroid formation during oil droplet impact on an air–water interface at low Reynolds number

J Chaudhuri, TK Mandal, D Bandyopadhyay - Physics of Fluids, 2022 - pubs.aip.org
The impact of an oil droplet on an air–water interface is explored for low to moderate impact
velocities. A computational fluid dynamic framework has been employed with appropriate …

Influence of the pre-impact shape of an oil droplet on the post-impact flow dynamics at air–water interface

J Chaudhuri, TK Mandal, D Bandyopadhyay - Soft Matter, 2022 - pubs.rsc.org
We computationally explore the effects of pre-impact shape of an oil droplet on the
spatiotemporal dynamics after the droplet impacts an air–water interface. Simulations reveal …

Computational study of dynamics of confined droplets under electric field: effect of contact angle

Q Cao, L Li, H You, H Liu - … Journal of Numerical Methods for Heat & …, 2023 - emerald.com
Purpose The contact behaviors of droplets on confined surfaces influence significantly their
dynamics and morphological transition induced by the electric field. This paper aims to delve …

Controllable droplet generation at a microfluidic T-junction using AC electric field

AJT Teo, M Yan, J Dong, HD Xi, Y Fu, SH Tan… - Microfluidics and …, 2020 - Springer
We investigated the influence of an alternate current (AC) electric field on droplet generation
in a T-junction device. We used sodium chloride solution with various conductivities to adjust …

Kelvin–Helmholtz instability augmented by von Kármán vortex shedding during an oil droplet impact on a water pool

J Chaudhuri, TK Mandal, D Bandyopadhyay - Langmuir, 2023 - ACS Publications
The impact of an oil droplet on a water surface has been explored with the aid of
computational fluid dynamics simulations. The study reveals the details of the …

Dynamics of drop formation from submerged orifices under the influence of electric field

MP Borthakur, G Biswas, D Bandyopadhyay - Physics of Fluids, 2018 - pubs.aip.org
We present numerical investigation on the dynamics of drop formation from submerged
orifices under the influence of an external electric field. The study is carried out by solving …

[HTML][HTML] Multiphysics simulation of two-phase viscous fluid flow steered by electric field for jetting of microdroplets

Y Liu, BE Abali, WH Müller - International Journal of Multiphase Flow, 2024 - Elsevier
In this research, we delve into the intricacies of viscous fluid flow with electric field coupling
by employing the Finite Element Method (FEM) in tandem with the level set method. We …