论文标题

对倒数和非交流多体辐射传热的理论约束

Theoretical constraints on reciprocal and non-reciprocal many-body radiative heat transfer

论文作者

Guo, Cheng, Fan, Shanhui

论文摘要

我们研究了对互惠和非核心多体辐射传热的约束,由对称性和热力学的第二定律施加。我们表明,这种多体系统的对称性通常形式为磁性,并且可以使用广义互惠定理得出磁性基团在传热上的约束。我们还表明,热力学的第二定律以平衡时的淋巴结保护定律的形式提供了其他约束。作为一种应用,我们提供了一种系统的方法来确定任意多体系统中持续热电流的存在。

We study the constraints on reciprocal and non-reciprocal many-body radiative heat transfer imposed by symmetry and the second law of thermodynamics. We show that the symmetry of such a many-body system in general forms a magnetic group, and the constraints of the magnetic group on the heat transfer can be derived using a generalized reciprocity theorem. We also show that the second law of thermodynamics provides additional constraints in the form of a nodal conservation law of heat flow at equilibrium. As an application, we provide a systematic approach to determine the existence of persistent heat current in arbitrary many-body systems.

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