Doubly chiral active Brownian particles with competing intrinsic rotation and translation-rotation coupling exhibit topologically protected boundary transport without backscattering, as shown by theory, simulation, and a vibrobot experiment.
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cond-mat.soft 2years
2026 2representative citing papers
A chirality-switching model of 2D active particles produces robust topological edge currents in confinement and at phase-separation interfaces, distinct from standard motility-induced phase separation.
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Robust Topologically Protected Edge Transport in Doubly Chiral Active Particles
Doubly chiral active Brownian particles with competing intrinsic rotation and translation-rotation coupling exhibit topologically protected boundary transport without backscattering, as shown by theory, simulation, and a vibrobot experiment.
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Designing topological edge currents in chiral active matter
A chirality-switching model of 2D active particles produces robust topological edge currents in confinement and at phase-separation interfaces, distinct from standard motility-induced phase separation.