Collective states of active matter with stochastic reversals: Emergent chiral states and spontaneous current switching

We study the collective dynamical behavior of active particles with topological interactions and directional reversals. Surprising phenomena are shown to emerge as the interaction relaxation time is varied relative to the reversal rate, such as the spontaneous formation of collective chiral states a...

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Main Authors: Kristian Stølevik Olsen, Luiza Angheluta, Eirik Grude Flekkøy
Format: Article
Language:English
Published: American Physical Society 2022-10-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.4.043017
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author Kristian Stølevik Olsen
Luiza Angheluta
Eirik Grude Flekkøy
author_facet Kristian Stølevik Olsen
Luiza Angheluta
Eirik Grude Flekkøy
author_sort Kristian Stølevik Olsen
collection DOAJ
description We study the collective dynamical behavior of active particles with topological interactions and directional reversals. Surprising phenomena are shown to emerge as the interaction relaxation time is varied relative to the reversal rate, such as the spontaneous formation of collective chiral states and collective flow reversals in the presence of confinement. The results have a direct relevance to modeling and understanding collective reversals in active matter.
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spelling doaj.art-e13aedc3112d4d13bde0de08a00953972024-04-12T17:25:06ZengAmerican Physical SocietyPhysical Review Research2643-15642022-10-014404301710.1103/PhysRevResearch.4.043017Collective states of active matter with stochastic reversals: Emergent chiral states and spontaneous current switchingKristian Stølevik OlsenLuiza AnghelutaEirik Grude FlekkøyWe study the collective dynamical behavior of active particles with topological interactions and directional reversals. Surprising phenomena are shown to emerge as the interaction relaxation time is varied relative to the reversal rate, such as the spontaneous formation of collective chiral states and collective flow reversals in the presence of confinement. The results have a direct relevance to modeling and understanding collective reversals in active matter.http://doi.org/10.1103/PhysRevResearch.4.043017
spellingShingle Kristian Stølevik Olsen
Luiza Angheluta
Eirik Grude Flekkøy
Collective states of active matter with stochastic reversals: Emergent chiral states and spontaneous current switching
Physical Review Research
title Collective states of active matter with stochastic reversals: Emergent chiral states and spontaneous current switching
title_full Collective states of active matter with stochastic reversals: Emergent chiral states and spontaneous current switching
title_fullStr Collective states of active matter with stochastic reversals: Emergent chiral states and spontaneous current switching
title_full_unstemmed Collective states of active matter with stochastic reversals: Emergent chiral states and spontaneous current switching
title_short Collective states of active matter with stochastic reversals: Emergent chiral states and spontaneous current switching
title_sort collective states of active matter with stochastic reversals emergent chiral states and spontaneous current switching
url http://doi.org/10.1103/PhysRevResearch.4.043017
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AT eirikgrudeflekkøy collectivestatesofactivematterwithstochasticreversalsemergentchiralstatesandspontaneouscurrentswitching