Self-propelled rods: Insights and perspectives for active matter
A wide range of experimental systems including gliding, swarming and swimming bacteria,
in vitro motility assays, and shaken granular media are commonly described as self …
in vitro motility assays, and shaken granular media are commonly described as self …
Exploiting compositional disorder in collectives of light-driven circle walkers
Emergent behavior in collectives of “robotic” units with limited capabilities that is robust and
programmable is a promising route to perform tasks on the micro and nanoscale that are …
programmable is a promising route to perform tasks on the micro and nanoscale that are …
Topology of orientational defects in confined smectic liquid crystals
We propose a general formalism to characterize orientational frustration of smectic liquid
crystals in confinement by interpreting the emerging networks of grain boundaries as objects …
crystals in confinement by interpreting the emerging networks of grain boundaries as objects …
Particle-resolved topological defects of smectic colloidal liquid crystals in extreme confinement
Confined samples of liquid crystals are characterized by a variety of topological defects and
can be exposed to external constraints such as extreme confinements with nontrivial …
can be exposed to external constraints such as extreme confinements with nontrivial …
Collective dynamics and pair-distribution function of active Brownian ellipsoids in two spatial dimensions
While the collective dynamics of spherical active Brownian particles is relatively well
understood by now, the much more complex dynamics of nonspherical active particles still …
understood by now, the much more complex dynamics of nonspherical active particles still …
Emergent collective dynamics of pusher and puller squirmer rods: swarming, clustering, and turbulence
AW Zantop, H Stark - Soft Matter, 2022 - pubs.rsc.org
We study the interplay of steric and hydrodynamic interactions in suspensions of elongated
microswimmers by simulating the full hydrodynamics of squirmer rods in the quasi two …
microswimmers by simulating the full hydrodynamics of squirmer rods in the quasi two …
Squirmer rods as elongated microswimmers: flow fields and confinement
AW Zantop, H Stark - Soft Matter, 2020 - pubs.rsc.org
Microswimmers or active elements, such as bacteria and active filaments, have an
elongated shape, which determines their individual and collective dynamics. There is still a …
elongated shape, which determines their individual and collective dynamics. There is still a …
From scalar to polar active matter: Connecting simulations with mean-field theory
We study numerically the phase behavior of self-propelled elliptical particles interacting
through the “hard” repulsive Gay-Berne potential at infinite Péclet number. Changing a …
through the “hard” repulsive Gay-Berne potential at infinite Péclet number. Changing a …
[HTML][HTML] Multi-particle collision dynamics with a non-ideal equation of state. II. Collective dynamics of elongated squirmer rods
AW Zantop, H Stark - The Journal of Chemical Physics, 2021 - pubs.aip.org
Simulations of flow fields around microscopic objects typically require methods that both
solve the Navier–Stokes equations and also include thermal fluctuations. One such method …
solve the Navier–Stokes equations and also include thermal fluctuations. One such method …
Machine Learning Assisted Monte Carlo Simulation: Efficient Overlap Determination for Nonspherical Hard Bodies
Standard molecular dynamics (MD) and Monte Carlo (MC) simulations deal with spherical
particles. Extending the standard simulation methodologies to the nonspherical objects is …
particles. Extending the standard simulation methodologies to the nonspherical objects is …