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Mathematical Physics

Title: On Quasi-Locality and Decay of Correlations for Long-Range Models of Open Quantum Spin Systems

Abstract: We consider models of open quantum spin systems with irreversible dynamics and show that general quasi-locality results for long-range models, e.g. as proven for the Heisenberg dynamics associated to quantum systems in [27], naturally extend to this setting. Given these bounds, we provide two applications. First, we use these results to obtain estimates on a strictly local approximation of these finite-volume, irreversible dynamics. Next, we show how these bounds can be used to estimate correlation decay in various states.
Comments: 25 pages
Subjects: Mathematical Physics (math-ph)
Cite as: arXiv:2404.17577 [math-ph]
  (or arXiv:2404.17577v1 [math-ph] for this version)

Submission history

From: Eric Roon [view email]
[v1] Fri, 26 Apr 2024 17:58:30 GMT (32kb)

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