Periodic orbits, pair nucleation, and unbinding of active nematic defects on cones
Geometric confinement and topological constraints present promising means of controlling
active materials. By combining analytical arguments derived from the Born-Oppenheimer …
active materials. By combining analytical arguments derived from the Born-Oppenheimer …
Local polar order controls mechanical stress and triggers layer formation in Myxococcus xanthus colonies
Colonies of the social bacterium Myxococcus xanthus go through a morphological transition
from a thin colony of cells to three-dimensional droplet-like fruiting bodies as a strategy to …
from a thin colony of cells to three-dimensional droplet-like fruiting bodies as a strategy to …
Active topological defect absorption by a curvature singularity
Abstract We leverage the Born–Oppenheimer approximation to present a general
description of topological defects dynamics in p-atic materials on curved surfaces. Focusing …
description of topological defects dynamics in p-atic materials on curved surfaces. Focusing …
Patterning in stratified epithelia depends on cell–cell adhesion
Epithelia consist of proliferating and differentiating cells that often display patterned
arrangements. However, the mechanism regulating these spatial arrangements remains …
arrangements. However, the mechanism regulating these spatial arrangements remains …
Elasticity tunes mechanical stress localization around active topological defects
L Bonn, A Ardaševa, A Doostmohammadi - Soft Matter, 2024 - pubs.rsc.org
Mechanical stresses are increasingly found to be associated with various biological
functionalities. At the same time, topological defects are being identified across a diverse …
functionalities. At the same time, topological defects are being identified across a diverse …
Fourier-space Monte Carlo simulations of two-dimensional nematic liquid crystals
Thermal fluctuations are ubiquitous in mesoscopic and microscopic systems. Take nematic
liquid crystals (LCs) as an example; their director fluctuations can strongly scatter light and …
liquid crystals (LCs) as an example; their director fluctuations can strongly scatter light and …
[PDF][PDF] Fluctuation-induced motility of topological defects
L Bonn - 2022 - nbi.ku.dk
Topological defects are increasingly being identified in a wide range of biological systems
and are being revealed to play a functional role in diverse biological processes such as cell …
and are being revealed to play a functional role in diverse biological processes such as cell …