Reorientation dynamics of microswimmers at fluid-fluid interfaces

H Gidituri, Z Shen, A Würger, JS Lintuvuori - Physical Review Fluids, 2022 - APS
We study the orientational and translational dynamics of spherical microswimmers trapped
at fluid interfaces in terms of the force dipole and source dipole components of their flow …

[HTML][HTML] Special issue on the lattice Boltzmann method

C Shu, N Phan-Thien - Physics of Fluids, 2022 - pubs.aip.org
As computer hardware and numerical algorithms are quickly developing at a phenomenal
rate, computational fluid dynamics (CFD) is playing a more important role in the investigation …

Insights into capillary-driven motion of micro-particles interacting with advancing meniscus on a substrate

M Sajjad, H Li, A Raza, F AlMarzooqi, TJ Zhang - Soft Matter, 2022 - pubs.rsc.org
Liquid–particle interactions at the micro-scale are quite different from the corresponding
macro-scale interactions due to the substantial role of capillary forces. Herein, we explore …

Simulating dynamics of ellipsoidal particles using lattice Boltzmann method

SP Thampi, K Stratford, O Henrich - Physical Review E, 2024 - APS
Anisotropic particles are often encountered in different fields of soft matter and complex
fluids. In this work, we present an implementation of the coupled hydrodynamics of solid …

Impact of viscosity asymmetry on phase separating binary mixtures with suspended colloids

J Siddiqui, J Codina, I Pagonabarraga, J Dobnikar - Soft Matter, 2024 - pubs.rsc.org
The introduction of neutrally wetting colloidal particles into coarsening binary fluids is known
to arrest the dynamics of the phase separation, as the colloids tend to be captured by the …

Particle dynamics at fluid interface by pseudo-potential lattice Boltzmann method coupled with smoothed profile method

W Hu, T Lin, C Yang, C Tu, X Li, F Xu, F Bao, X Gao… - Physics of …, 2024 - pubs.aip.org
Fluid–solid coupling widely exists in some natural phenomena and industrial applications.
However, it is still an important challenge to correctly capture the transient changes of …

Impact of the induced nematohydrodynamics over the Freedericksz transition limit

R Lalitha, S Mondal - Physics of Fluids, 2024 - pubs.aip.org
Liquid crystals (LC) are highly sensitive to the external field. If any external (electric or
magnetic) field is applied to the LC domain beyond a critical strength, the reorientation of the …

Flow structure around a microswimmer at fluid–fluid interface

R Mishra, M Gosika, H Gidituri… - Fluid Dynamics …, 2024 - iopscience.iop.org
Living organisms such as bacteria and algae often form biofilms at air–liquid and/or liquid–
liquid interfaces. Therefore, it is important to understand the hydrodynamic interaction …

Transportation and deformation of high-speed aluminum nanoparticles in inert gas with molecular dynamics study

ZQ Hu, JL Shao, PW Chen, R Liu - Physics of Fluids, 2023 - pubs.aip.org
In addition to complex deformation, high-speed nanoparticles in gas are also accompanied
by significant size and interfacial effects. In this work, we simulate the transportation …

Decoupling the interplay of polymer properties and particle size in stability of co-continuous blend composites

RS Shah, S Bryant, M Trifkovic - Physics of Fluids, 2023 - pubs.aip.org
Interfacially localizing particles in co-continuous polymer blends requires a complex
interplay between the properties of polymers, such as interfacial tension between them, Γ⁠ …