Negative temperature of vortex motion

V. Berdichevsky, I. Kunin, F. Hussain

Research output: Contribution to journalArticlepeer-review

26 Scopus citations


It is shown that the well-known Onsager paradox of negative temperature of point vortices can be resolved by adopting a proper formula for entropy. We also provide an interpretation of vortex temperature in terms of the geometry of vortex trajectories.

Original languageEnglish (US)
Pages (from-to)2050-2051
Number of pages2
JournalPhysical Review A
Issue number4
StatePublished - Jan 1 1991

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics


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