Vacuum representations of blackbody radiation

被引:1
|
作者
Barnett, Stephen M. [1 ]
机构
[1] Univ Glasgow, Sch Phys & Astron, Glasgow G12 8QQ, Scotland
来源
EUROPEAN PHYSICAL JOURNAL-SPECIAL TOPICS | 2023年 / 232卷 / 20-22期
关键词
THERMO-FIELD-DYNAMICS; QUANTUM-THEORY; COHERENT;
D O I
10.1140/epjs/s11734-023-00987-2
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present and discuss two exact, but perhaps unfamiliar, representations of thermal radiation. The first has the form of a superposition of the quantum vacuum and a stochastic classical field and the second is the pure-state thermofield representation introduced by Takahashi and Umezawa. It is interesting that the former is, essentially, the opposite of Planck's original conception of blackbody radiation.
引用
收藏
页码:3251 / 3257
页数:7
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