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The oddity of active matter

Active matter can have macroscopic properties that defy the usual laws of hydrodynamics. Now these tell-tale properties have been traced down to the non-equilibrium character and handedness of interactions between individual particles.

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Fig. 1: Spinning disks that exchange energy through friction upon collision serve as a model for chiral active matter.


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Correspondence to Patrick Pietzonka.

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Pietzonka, P. The oddity of active matter. Nat. Phys. 17, 1193–1194 (2021).

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