All-order RG analysis of Toner-Tu flocks in 2D isotropic diffusion yields a line of fixed points and marginal vertex instability at Δ/κ = 2π separating Gaussian and symmetry-protected interacting gapless phases with order persisting below the threshold.
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cond-mat.soft 3years
2026 3representative citing papers
Chiral order in 2D nonreciprocal flocks is generically unstable and destroyed by defect proliferation, yielding spatiotemporally chaotic dynamics with a diverging correlation length as nonreciprocity vanishes.
A pedagogical review of hydrodynamic and dynamic RG approaches to nonequilibrium universality classes uncovered since 2015 in active and living matter.
citing papers explorer
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On the Renormalization Group Flow of Active Flocks
All-order RG analysis of Toner-Tu flocks in 2D isotropic diffusion yields a line of fixed points and marginal vertex instability at Δ/κ = 2π separating Gaussian and symmetry-protected interacting gapless phases with order persisting below the threshold.
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Breakdown of Emergent Chiral Order and Defect Chaos in Nonreciprocal Flocks
Chiral order in 2D nonreciprocal flocks is generically unstable and destroyed by defect proliferation, yielding spatiotemporally chaotic dynamics with a diverging correlation length as nonreciprocity vanishes.
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Hydrodynamics, Renormalization Group, and Universality Classes Far from Equilibrium
A pedagogical review of hydrodynamic and dynamic RG approaches to nonequilibrium universality classes uncovered since 2015 in active and living matter.