论文标题

从混乱到超级的淬灭中的量子签名

Quantum signatures in quench from chaos to superradiance

论文作者

Ray, Sayak, Vardi, Amichay, Cohen, Doron

论文摘要

驱动的DICKE模型具有正常的,超级的和可能是常规或混乱的激光稳态。我们在激光状态下报告了混乱的量子特征。在经典的均值视野透视框架内,一旦淬火,系统就会放松到正常状态或对超级态状态。与常规激光状态的淬灭不同,Quench-from-Chaos对控制参数表现出不稳定的依赖性。在量子结构域中,这种敏感性意味着与通用电导波动相似的作用。

The driven-dissipative Dicke model features normal, superradiant, and lasing steady-states that may be regular or chaotic. We report quantum signatures of chaos in a quench protocol from the lasing states. Within the framework of a classical mean-field perspective, once quenched, the system relaxes either to the normal or to the superradiant state. Quench-from-chaos, unlike quench from a regular lasing state, exhibits erratic dependence on control parameters. In the quantum domain this sensitivity implies an effect that is similar to universal conductance fluctuations.

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