论文标题

部分可观测时空混沌系统的无模型预测

Unexpected Robustness of Multipartite Entanglement against Sudden Death from Spontaneous Emission

论文作者

Xie, Songbo, Younis, Daniel, Eberly, Joseph H.

论文摘要

已知即使在孤立的系统中也会腐烂纠缠,这种效果归因于自发发射。纠缠的这种脆弱性可能会因纠缠猝死(ESD)加剧,纠缠在有限的时间内突然下降到零。自然可以假设多方纠缠更容易受到ESD的影响,因为它涉及更多的自发发射的政党。在这项工作中,我们挑战了这一假设并提出了对比的结论,断言多方纠缠表明对自发发射的ESD的鲁棒性增加。

Entanglement is known to decay even in isolated systems, an effect attributed to spontaneous emission. This fragility of entanglement can be exacerbated by entanglement sudden death (ESD), where entanglement drops to zero abruptly within a finite time. It is natural to assume that multipartite entanglement is more vulnerable to ESD, as it involves more parties experiencing spontaneous emission. In this work, we challenge this assumption and present a contrasting conclusion, asserting that multipartite entanglement demonstrates increased robustness against ESD from spontaneous emission.

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