2 papers
cond-mat.stat-mech2024
Dynamic Scaling of Two-Dimensional Polar Flocks
Hugues Chaté, Alexandre Solon
We propose a hydrodynamic description of the homogeneous ordered phase of polar flocks. Starting from symmetry principles, we construct the appropriate equation for the dynamics of…
cond-mat.soft2024
Fluctuation-Induced First Order Transition to Collective Motion
David Martin, Gianmarco Spera, Hugues Chaté +4
The nature of the transition to collective motion in assemblies of aligning self-propelled particles remains a long-standing matter of debate. In this article, we focus on dry acti…