Kawasaki dynamics beyond the uniqueness threshold Kawasaki dynamics beyond the uniqueness threshold

Glauber dynamics of the Ising model on a random regular graph is known to mix fast below the tree uniqueness threshold and exponentially slowly above it. We show that Kawasaki dynamics of the canonical ferromagnetic Ising model on a random d -regular graph mixes fast beyond the tree uniqueness thres...

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Veröffentlicht in:Probability theory and related fields Jg. 192; H. 1; S. 267 - 302
Hauptverfasser: Bauerschmidt, Roland, Bodineau, Thierry, Dagallier, Benoit
Format: Journal Article
Sprache:Englisch
Veröffentlicht: Berlin/Heidelberg Springer Berlin Heidelberg 01.06.2025
Springer Nature B.V
Springer Verlag
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ISSN:0178-8051, 1432-2064
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Zusammenfassung:Glauber dynamics of the Ising model on a random regular graph is known to mix fast below the tree uniqueness threshold and exponentially slowly above it. We show that Kawasaki dynamics of the canonical ferromagnetic Ising model on a random d -regular graph mixes fast beyond the tree uniqueness threshold when d is large enough (and conjecture that it mixes fast up to the tree reconstruction threshold for all d ⩾ 3 ). This result follows from a more general spectral condition for (modified) log-Sobolev inequalities for conservative dynamics of Ising models. The proof of this condition in fact extends to perturbations of distributions with log-concave generating polynomial.
Bibliographie:ObjectType-Article-1
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content type line 14
ISSN:0178-8051
1432-2064
DOI:10.1007/s00440-024-01326-9