Error Bounds for Open Quantum Systems with Harmonic Bosonic Bath

Fuente: arXiv
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Autores principales: Liu, Kaizhao, Lu, Jianfeng
Formato: Preprint
Publicado: 2024
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author Liu, Kaizhao
Lu, Jianfeng
author_facet Liu, Kaizhao
Lu, Jianfeng
contents We investigate the dependence of physical observable of open quantum systems with Bosonic bath on the bath correlation function. We provide an error estimate of the difference of physical observable induced by the variation of bath correlation function, based on diagrammatic and combinatorial arguments. This gives a mathematically rigorous justification of the result in [Mascherpa et al, Phys Rev Lett 2017].
format Preprint
id arxiv_https___arxiv_org_abs_2408_04009
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Error Bounds for Open Quantum Systems with Harmonic Bosonic Bath
Liu, Kaizhao
Lu, Jianfeng
Numerical Analysis
Quantum Physics
We investigate the dependence of physical observable of open quantum systems with Bosonic bath on the bath correlation function. We provide an error estimate of the difference of physical observable induced by the variation of bath correlation function, based on diagrammatic and combinatorial arguments. This gives a mathematically rigorous justification of the result in [Mascherpa et al, Phys Rev Lett 2017].
title Error Bounds for Open Quantum Systems with Harmonic Bosonic Bath
topic Numerical Analysis
Quantum Physics
url https://arxiv.org/abs/2408.04009