与开放系统时间演化相关的熵变恒等式
统计力学
2015-08-21 v1
摘要
基于实时表述理论，推导了熵与演化超算符之间的一般关系。建立该关系的表述仅依赖于量子统计力学的框架和冯·诺依曼熵的标准定义。应用虚时表述理论，得到了由于库温度改变所引起的熵变的类似关系。为展示这些公式的用处，我们以开放量子系统为例，推导了由某些耗散引起的熵产生表达式。
引用
@article{arxiv.1508.04864,
title = {Identities for Entropy Change Associated with the Time-Evolution of an Open System},
author = {Hiroki Majima and Akira Suzuki},
journal= {arXiv preprint arXiv:1508.04864},
year = {2015}
}
备注
5 pages. Accepted in Foundations of Physics (close to accepted version). arXiv admin note: text overlap with arXiv:1103.4775, arXiv:1203.0485 by other authors