Surface behaviors of droplet manipulation in microfluidics devices

L Wu, Z Guo, W Liu - Advances in Colloid and Interface Science, 2022 - Elsevier
In recent years, the rapid development of microfluidic technology has caused a revolutionary
impact in the fields of chemistry, medicine, and life sciences. Also, droplet control is one of …

Phase-field modeling of multicomponent and multiphase flows in microfluidic systems: A review

S Santra, S Mandal, S Chakraborty - … of Numerical Methods for Heat & …, 2021 - emerald.com
Purpose The purpose of this study is to perform a detailed review on the numerical modeling
of multiphase and multicomponent flows in microfluidic system using phase-field method …

Magnetofluidic mixing of a ferrofluid droplet under the influence of a time-dependent external field

S Shyam, PK Mondal, B Mehta - Journal of Fluid Mechanics, 2021 - cambridge.org
We report experimental investigations on the mixing of a ferrofluid droplet with a non-
magnetic miscible fluid in the presence of a time-dependent magnetic field on an open …

Electrohydrodynamic effects on bubble dynamics during nucleate pool boiling under the leaky dielectric assumption

JD Yao, K Luo, J Wu, HL Yi - Physics of Fluids, 2022 - pubs.aip.org
In this paper, a numerical investigation of bubble dynamics during nucleate pool boiling is
conducted using the lattice Boltzmann method (LBM). Unlike the perfectly dielectric fluid …

Electric-field-mediated morpho-dynamic evolution in drop–drop coalescence phenomena in the inertio-capillary regime

N Behera, S Chakraborty - Journal of Fluid Mechanics, 2023 - cambridge.org
When two drops collide, they may either exhibit complete coalescence or selectively
generate secondary drops, depending on their relative sizes and physical properties, as …

Electrically modulated relaxation dynamics of pre-stretched droplets post switched-off uniaxial extensional flow

N Behera, S Chakraborty - Soft Matter, 2022 - pubs.rsc.org
Droplets are known to elongate in extensional flow and exhibit capillary instabilities
following flow cessation. Under several practical scenarios, where the deformed drops are …

Self-propulsion of a Quincke droplet on a superhydrophobic wall under low electric Reynolds number ReE≤ 1

Z Xie, Q Dong, A Sau, Z Wang - Physics of Fluids, 2024 - pubs.aip.org
A rotating object placed on a wall can generate an additional translating motion. Inspired by
this phenomenon, we unfold a novel approach to the self-propulsion of a Quincke rotating …

Steady axial electric field may lead to controllable cross-stream migration of droplets in confined oscillatory microflows

S Santra, S Chakraborty - Journal of Fluid Mechanics, 2021 - cambridge.org
Cross-stream migration of a droplet in an incipient flow turns out to be of outstanding
importance in several emerging applications encompassing chemistry, engineering and …

Generation, migration, and coalescence of droplets: A state-of-the-art review from the perspectives of wettability, inertia, and electric field

MP Boruah, PR Randive, S Pati - Physics of Fluids, 2024 - pubs.aip.org
Generation, migration, and coalescence of droplets are some of the fundamental
phenomena observed in multiphase microfluidic devices that offer widespread application in …

Modulating droplet electrohydrodynamics via the interplay of extensional flow and an alternating current electric field

S Santra, N Behera, S Chakraborty - Physics of Fluids, 2024 - pubs.aip.org
Electric fields can be used to exert controlled time-varying forces on a droplet under
progressive stretching in an extensional flow, allowing for its precise manipulation in various …