论文标题

热力学工作提取的信息理论基础

The information-theoretic foundation of thermodynamic work extraction

论文作者

Marletto, Chiara

论文摘要

在本文中,我将新提出的信息理论原理应用于热力学工作提取。我表明,如果可以从在任何一个状态中准备的物理系统中确定地提取工作,那么这些状态必须彼此区分。该结果独立于规模和特定的动态定律而制定;它还提供了通过能源保护定律(而不是热力学定律)建立的热力学和信息理论之间的新联系。尽管与这些结论兼容,但现有的热力学方法不能提供这种通用性的结果,因为它们是依赖比例的(依赖于合奏或粗粒)或与特定的动态定律相关的。因此,本文为热力学提供了更广泛的基础,对冯·诺伊曼的通用构造函数的理论产生了影响

In this paper I apply newly-proposed information-theoretic principles to thermodynamic work extraction. I show that if it is possible to extract work deterministically from a physical system prepared in any one of a set of states, then those states must be distinguishable from one another. This result is formulated independently of scale and of particular dynamical laws; it also provides a novel connection between thermodynamics and information theory, established via the law of conservation of energy (rather than the second law of thermodynamics). Albeit compatible with these conclusions, existing thermodynamics approaches cannot provide a result of such generality, because they are scale-dependent (relying on ensembles or coarse-graining) or tied to particular dynamical laws. This paper thus provides a broader foundation for thermodynamics, with implications for the theory of von Neumann's universal constructor

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