Fast Mixing of Weakly Interacting Fermionic Systems at Any Temperature

We study the mixing time of a recently proposed efficiently implementable Lindbladian designed to prepare the Gibbs states in the setting of weakly interacting fermionic systems. We show that at any temperature, the Lindbladian spectral gap for even parity observables is lower bounded by a constant...

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Bibliographic Details
Main Authors: Yu Tong, Yongtao Zhan
Format: Article
Language:English
Published: American Physical Society 2025-07-01
Series:PRX Quantum
Online Access:http://doi.org/10.1103/h1dx-ps5p
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