论文标题

异国情调的非热杰恩斯 - 卡姆斯哈密顿人的纠缠

Exotic entanglement for non-Hermitian Jaynes-Cummings Hamiltonians

论文作者

Frith, Thomas

论文摘要

我们为非热门Jaynes-Cummings Hamiltonian提供了时间依赖的度量运算符的第一个解决方案。我们使用该解决方案来计算两个相同的孤立的这种哈密顿量之间的纠缠。非热互动术语的存在导致自发折断的$ \ natercal {pt} $ - 对称制度,它在异国情调的纠缠时间进化中表现出来。当对称性破裂时,振荡模式转变为衰减。因此,破碎和不间断的政权之间的行为差​​异很大。

We provide the first solution of a time-dependent metric operator for the non-Hermitian Jaynes-Cummings Hamiltonian. We use this solution to calculate the entanglement between two identical isolated such Hamiltonians. The presence of a non-Hermitian interaction term leads to a spontaneously broken $\mathcal{PT}$-symmetric regime which manifests itself in the exotic time-evolution of entanglement. When the symmetry is broken, oscillatory modes transition into decay. As such that there is a drastic difference in behaviour between the broken and unbroken regimes.

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