Phase behaviour and dynamical features of a two-dimensional binary mixture of active/passive spherical particles
In this work we have characterized the phase behaviour and the dynamics of bidimensional
mixtures of active and passive Brownian particles. We have evaluated state diagrams at …
mixtures of active and passive Brownian particles. We have evaluated state diagrams at …
Flow-induced diffusion in a packed lattice of squirmers
Y Kogure, T Omori, T Ishikawa - Journal of Fluid Mechanics, 2023 - cambridge.org
Mass transport in suspensions of swimming microorganisms is one of the most important
factors for the colonisation and growth of microorganisms. Hydrodynamic interactions …
factors for the colonisation and growth of microorganisms. Hydrodynamic interactions …
Hydrodynamics of active particles confined in a periodically tapered channel
Active particles in diverse circumstances encounter confined channels with asymmetric
bounding walls. In the present work, employing the squirmer model, we analyze the …
bounding walls. In the present work, employing the squirmer model, we analyze the …
[HTML][HTML] Active bath-induced localization and collapse of passive semiflexible polymers
The conformational and dynamical properties of a passive polymer embedded in a bath of
active Brownian particles (ABPs) are studied by Langevin dynamics simulations. Various …
active Brownian particles (ABPs) are studied by Langevin dynamics simulations. Various …
Statistics of colloidal suspensions stirred by microswimmers
We present a statistical analysis of the experimental trajectories of colloids in a dilute
suspension of the green algae Chlamydomonas reinhardtii. The measured probability …
suspension of the green algae Chlamydomonas reinhardtii. The measured probability …
Anisotropic diffusion of ellipsoidal tracers in microswimmer suspensions
H Nordanger, A Morozov, J Stenhammar - Physical Review Fluids, 2022 - APS
Tracer particles immersed in suspensions of biological microswimmers such as E. coli or C.
reinhardtii display phenomena unseen in conventional equilibrium systems, including …
reinhardtii display phenomena unseen in conventional equilibrium systems, including …
Enhanced velocity fluctuations in interacting swimmer suspensions
This paper characterizes the nature of velocity fluctuations in swimmer suspensions by
determining the fluid velocity variance and the diffusivity of immersed passive tracers in …
determining the fluid velocity variance and the diffusivity of immersed passive tracers in …
Enhanced hydrodynamic diffusion in dense binary active suspensions
Z Ge, S Bagheri, GJ Elfring - arXiv preprint arXiv:2311.09448, 2023 - arxiv.org
Active suspensions, fluids loaded with energy-injecting microswimmers such as cells or
microrobots, have potential applications in diverse areas ranging from energy to …
microrobots, have potential applications in diverse areas ranging from energy to …
The inhibition of concentrated active baths
C Wang, H Jiang - The Journal of Chemical Physics, 2020 - pubs.aip.org
Passive tracers in the active bath express fascinating behaviors. However, most studies are
restricted to dilute active baths. Here, we use 2D simulation of suspensions consisting of …
restricted to dilute active baths. Here, we use 2D simulation of suspensions consisting of …
Self-propulsion of a sticky sphere partially covered with a surface slip velocity
Microorganisms follow various strategies to swim in a viscous medium. In an attempt to
understand the swimming of ciliated microorganisms, we study low Reynolds number …
understand the swimming of ciliated microorganisms, we study low Reynolds number …