College Physics ›› 2022, Vol. 41 ›› Issue (11): 9-.doi: 10.16854/j.cnki.1000-0712.220018

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Derivation of heat balanced condition in black body cavity

HUANG Yong-yi, ZHANG Chun-min   

  1. School of Physics, Xi’an Jiaotong University, Xi’an, Shaanxi 710049, China

  • Received:2022-01-15 Revised:2022-03-15 Online:2023-01-03 Published:2023-01-06

Abstract: We derive the heat balanced condition from the fact that the lost energy of an atomic oscillator in its radiation damping in black body cavity is equal to its acquired energy from electromagnetic wave. 

Key words: radiation damping, black body cavity, heat balanced condition