Dynamical evolution of photon-added thermal state in thermal reservoir<xref rid="cpb_28_11_110301fn1" ref-type="fn">*</xref><fn id="cpb_28_11_110301fn1"><label>*</label><p>Project supported by the National Natural Science Foundation of China (Grant No. 11665013).</p></fn>

Dynamical evolution of photon-added thermal state in thermal reservoir**

Project supported by the National Natural Science Foundation of China (Grant No. 11665013).

Xu Xue-Xiang^{1, †}, Yuan Hong-Chun^{2, ‡}

(a) Master equation describing field damping in a thermal reservoir like Eq. (1), (b) beam-splitter formalism. (c) thermal-loss channel L(n_e, η), and (d) time-evolution channel L(n_e, 1 − e^{−κ t}) of the optical field.