Out-of-Equilibrium Fluxes Shape the Self-Organization of Locally Interacting Turbulence

Anton Svirsky, Anna Frishman

Research output: Contribution to journalArticlepeer-review

Abstract

We study the self-organization of turbulence in a geophysically motivated two-dimensional fluid with local interactions. Using simulations and theory, we show that the out-of-equilibrium flux to small scales imposes a constraint on the large-scale emergent flow. Consequently, a rich phase diagram of large-scale configurations emerges, replacing the unique state found in flows with energy injection below the interaction scale. We explain what sets the boundaries between the different phases and the occurrence of spontaneous symmetry breaking. This letter demonstrates that the selection mechanism of large-scale structures in quasigeostrophic flows can be dramatically altered by forcing above the interaction scale.

Original languageEnglish
Article number204001
JournalPhysical Review Letters
Volume134
Issue number20
DOIs
StatePublished - 23 May 2025

All Science Journal Classification (ASJC) codes

  • General Physics and Astronomy

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