Negative temperature of vortex motion

V. Berdichevsky; I. Kunin; F. Hussain

doi:10.1103/PhysRevA.43.2050

Negative temperature of vortex motion

V. Berdichevsky, I. Kunin, F. Hussain

Research output: Contribution to journal › Article › peer-review

26 Scopus citations

Abstract

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 language	English (US)
Pages (from-to)	2050-2051
Number of pages	2
Journal	Physical Review A
Volume	43
Issue number	4
DOIs	https://doi.org/10.1103/PhysRevA.43.2050
State	Published - Jan 1 1991

ASJC Scopus subject areas

Atomic and Molecular Physics, and Optics

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title = "Negative temperature of vortex motion",

abstract = "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.",

author = "V. Berdichevsky and I. Kunin and F. Hussain",

year = "1991",

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doi = "10.1103/PhysRevA.43.2050",

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AU - Berdichevsky, V.

AU - Kunin, I.

AU - Hussain, F.

PY - 1991/1/1

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N2 - 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.

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SN - 1050-2947

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Negative temperature of vortex motion

Abstract

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