通过量子动力学临界性加速热力学熵产生
Speedup of thermodynamic entropy production via quantum dynamical criticality
AI总结:
针对非平衡动力学量子相变缺乏常规热力学工具的问题,本文从熵产生的几何视角将动力学临界性与热力学联系起来,揭示其可驱动复杂动力学并促进热化。
摘要:
量子相变的热力学长期以来一直是一个丰富的研究领域,提供了众多洞见,并增进了我们对这一重要现象的理解。这一理论框架之所以得到充分发展,特别是因为量子相变发生在平衡态。然而,其动力学对应物,即动力学量子相变(DQPTs),发生在非平衡条件下,此时常规热力学工具不再适用。在本工作中,我们通过从熵产生的几何视角将动力学临界性与热力学联系起来,在该领域取得了进展。我们的发现以及近期的其他进展表明,动力学临界性可使系统进入高度复杂的动力学过程,从而指示出一条可能的热化途径。
英文摘要:
The thermodynamics of quantum phase transitions has long been a rich area of research, providing numerous insights and enhancing our understanding of this important phenomenon. This theoretical framework has been well-developed specially because quantum phase transitions occur at equilibrium. However, its dynamical counterpart, known as dynamical quantum phase transitions (DQPTs), takes place out-of-equilibrium, where conventional thermodynamic tools are inapplicable. In this work, we make progress in this area by connecting dynamical criticality to thermodynamics through a geometric perspective on entropy production. Our findings, along with other recent developments, suggest that dynamical criticality can lead the system to highly complex dynamics, indicating a possible pathway to thermalization.
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