2 papers
cond-mat.stat-mech2026
XY Model with Persistent Noise
Xia-qing Shi, Hugues Chaté, Benoît Mahault
We consider a 2D XY model subjected to time-correlated noise, a model of direct relevance to active crystals, which were shown recently to be able to support very large deformation…
cond-mat.soft2026
How Continuous Symmetry Stabilizes the Ordered Phase of Polar Flocks
Omer Granek, Hugues Chaté, Yariv Kafri +3
We study the stability of the ordered phase of compressible polar flocks against the nucleation of counter-propagating droplets, using a combination of analytical theory, microscop…