Modeling of shear flows over superhydrophobic surfaces: from Newtonian to non-Newtonian fluids

H Rahmani, F Larachi, SM Taghavi - ACS Engineering Au, 2024 - ACS Publications
The design and use of superhydrophobic surfaces have gained special attentions due to
their superior performances and advantages in many flow systems, eg, in achieving specific …

Nonlinear microfluidics

D Stoecklein, D Di Carlo - Analytical chemistry, 2018 - ACS Publications
Microfluidic flow is commonly employed in the biological, chemical, or physical analysis of
samples in small fluid volumes because of the typical lack of nonlinear phenomena, with …

Control of slippage with tunable bubble mattresses

E Karatay, AS Haase, CW Visser, C Sun… - Proceedings of the …, 2013 - pnas.org
Tailoring the hydrodynamic boundary condition is essential for both applied and
fundamental aspects of drag reduction. Hydrodynamic friction on superhydrophobic …

Influence of the enclosed fluid on the flow over a microstructured surface in the Cassie state

C Schönecker, T Baier, S Hardt - Journal of Fluid Mechanics, 2014 - cambridge.org
Analytical expressions for the flow field as well as for the effective slip length of a shear flow
over a surface with periodic rectangular grooves are derived. The primary fluid is in the …

Superhydrophobic textures for microfluidics

OI Vinogradova, AL Dubov - Mendeleev Communications, 2012 - Elsevier
Superhydrophobic surfaces have opened a completely new field of investigation with both
fundamental and practical perspectives. Research on these materials has mostly focused on …

Inertial focusing of finite-size particles in microchannels

ES Asmolov, AL Dubov, TV Nizkaya… - Journal of fluid …, 2018 - cambridge.org
Abstract At finite Reynolds numbers, $ Re $, particles migrate across laminar flow
streamlines to their equilibrium positions in microchannels. This migration is attributed to a …

Green-Kubo relation for friction at liquid-solid interfaces

K Huang, I Szlufarska - Physical Review E, 2014 - APS
We have developed a Green-Kubo relation that enables accurate calculations of friction at
solid-liquid interfaces directly from equilibrium molecular dynamics (MD) simulations and …

Yield stress fluid flows in superhydrophobic channels: From cree** to inertial regime

H Rahmani, H Kumar, J Greener, SM Taghavi - Physics of Fluids, 2023 - pubs.aip.org
In this work, inertial flows of a yield stress fluid in a channel equipped with a
superhydrophobic groovy wall are studied through numerical computations. Assuming an …

Poiseuille flow of a Bingham fluid in a channel with a superhydrophobic groovy wall

H Rahmani, SM Taghavi - Journal of Fluid Mechanics, 2022 - cambridge.org
Plane Poiseuille flow of a Bingham fluid in a channel armed with a superhydrophobic (SH)
lower wall is analysed via a semi-analytical model, accompanied by complementary direct …

Effective slip boundary conditions for arbitrary one-dimensional surfaces

ES Asmolov, OI Vinogradova - Journal of fluid mechanics, 2012 - cambridge.org
In many applications it is advantageous to construct effective slip boundary conditions,
which could fully characterize flow over patterned surfaces. Here we focus on laminar shear …