English

Exact dynamics and thermalization of open quantum systems coupled to reservoir through particle exchanges

Quantum Physics 2020-08-26 v1

Abstract

In this paper, we study the exact dynamics of general open systems interacting with its environment through particle exchanges. The paper includes two main results. First, by taking advantage of the propagating function in the coherent state representation, we solve the exact master equation, whose solution is expressed in terms of the Keldysh nonequilibrium Green functions. Second, in the dynamical perspective, we provide a rigorous thermalization process of open quantum systems.

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Cite

@article{arxiv.2003.09598,
  title  = {Exact dynamics and thermalization of open quantum systems coupled to reservoir through particle exchanges},
  author = {Fei-Lei Xiong and Wei-Min Zhang},
  journal= {arXiv preprint arXiv:2003.09598},
  year   = {2020}
}

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12 pages