论文标题

量子马尔可夫半群的痕量距离

Trace distance ergodicity for quantum Markov semigroups

论文作者

Bertini, Lorenzo, De Sole, Alberto, Posta, Gustavo

论文摘要

我们讨论了量子马尔可夫半群的定量终身制,从距固定状态的痕量距离方面,提供了基于lindblad发电机的光谱分解的一般标准。然后,我们将此标准应用于骨气和费米克的Ornstein-uhlenbeck半群,并将其应用于由半密布的代数代数参数及其不可还原表示的量子Markov Semigroups的家族,其中Lindblad Generator由Casimir元素的相邻动作给出了Lindblad Generator。

We discuss the quantitative ergodicity of quantum Markov semigroups in terms of the trace distance from the stationary state, providing a general criterion based on the spectral decomposition of the Lindblad generator. We then apply this criterion to the bosonic and fermionic Ornstein-Uhlenbeck semigroups and to a family of quantum Markov semigroups parametrized by semisimple Lie algebras and their irreducible representations, in which the Lindblad generator is given by the adjoint action of the Casimir element.

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