鉴于介观RLC电路中的电流要产生焦耳热,应考虑有限温度下的电路量子效应.对于处在热环境中的平衡态,任何力学量的期望值可由系综平均表示.在此基础上,利用有序算符内积分技术,首次求出介观RLC电路所对应的热真空态,最后,借助于理论计算,储存在LC元件与消耗在R元件上的系综平均能量可由热真空态的纯态期望值来代替.
参考文献
| [1] | Louisell W H.Quantum Statistical Properties of Radiation[M].New York:John Wiley & Sons,1973 |
| [2] | Wang J S;Liu T K;Zhan M S.Quantum wavefunctions and fluctuations of mesoscopic RLC circuit[J].Chinese Physics Letters,200017(07):528-529. |
| [3] | Wang Xiancai.Squeezing mechanism and squeezed state in mesoscopic RLC electric circuit obtained by quantum Fresnel transformation[J].量子电子学报,201330(04):445-449. |
| [4] | Fan Hongyi;Wang Jisuo;Tang Xubing.Number-phase quantization seheme for LC circuit and Jose Phson junction's Cooper pairs[J].量子电子学报,200724(02):168-172. |
| [5] | Liang Baolong;Li Yanling;Meng Xiangguo.Quantization of mesoseopie RLC circuit and its quantum effeets at finite temperature[J].量子电子学报,200724(03):335-340. |
| [6] | Takahashi Y;Umezawa H.Thermo field dynamics[J].Collective Phenomena,19752:55-80. |
| [7] | Fan H Y;Lu H L;Fan Y.Newton-Leibniz integration for ketbra operators in quantum mechanics and derivation of entangled state representations[J].ANNALS OF PHYSICS,2006321(02):480-494. |
| [8] | Fan Hongyi;Xu Xuexiang;Hu Liyun.Entropy-variation with resistance in a quantized RLC circuit derived by the generalized Hellmann-Feynman theorem[J].Chin Phys B,201019(06):060502. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%