基于Jaynes-Cummings模型的SU(2)群结构,用代数方法求得该模型的时间演化算符.作为该解法的应用,精确给出了初始态为|e,n〉情况下系统随时间演化到任一时刻t的状态|ψ(t)〉,并求出了系统初始态为|g,α〉的情况下,系统在任一时刻t处于激发态的几率Pe(t).最后讨论了该解法的优越性.
参考文献
[1] | Jaynes E T,Cummings F W.Comparison of quantum and semiclassical radiation theories with application to the beam maser[C].Proc.IEEE,1963,51(1):89-109. |
[2] | Eberly J H,Narozhny N B,Sanchez-Mondragon J J.Periodic spontaneous collapse and revival in a simple quantum model[J].Phys.Rev.Lett.,1980,44(20):1323-1326. |
[3] | Yoo H I,Eberly J H.Dynamical theory of an atom with two or three levels interacting with quantized cavity fields[J].Phys.Rep.,1985,118(5):239-337. |
[4] | Kuklinski J R,Madajczyk J L.Strong squeezing in the Jaynes-Cummings model[J].Phys.Rev.A,1988,37(8):3175-3178. |
[5] | Hillery M.Bounds on sub-Poissonian field statistics in the Jaynes-Cummings model[J].Phys.Rev.A,1987,35(10):4186-4191. |
[6] | Fan Hongyi,et al.Pseudo-invariant eigen-operator for deriving energy-level gap for Jaynes-Cummings model[J].Commun.Theor.Phys.,2006,45(2):255-258. |
[7] | Li Jun,et al.Transfer of quantum information between two-level atoms and cavity fields of coherent states[J].Chinese Journal of Quantum Electronics(量子电子学报),2008,25(4):452-457 (in Chinese). |
[8] | Wang Zhongchun,Shen Fahua,Liu Chenglin.Sudden death and sudden birth of atomic entanglement in double Jaynes-Cummings model composed of two coupled cavities[J].Chinese Journal of Quantum Electronics(量子电子学报),2011,28(1):65-72 (in Chinese). |
[9] | Bonatsos D,Doskaloyannis C,Lalazissis G A.Unification of Jaynes-Cummings models[J].Phys.Rev.A,1993,47(4):3448-3451. |
[10] | Yu Sixia,Rauch H,Zhang Yongde.Algebraic approach to the Jaynes-Cummings models[J].Phys.Rev.A,1995,52(4):2585-2590. |
[11] | Xu J B,Zou X B,Yu J H.Influence of intrinsic decoherence on nonclassical properties of the two-mode Raman coupled model[J].Eur.Phys.J D,2000,10:295-300. |
[12] | Vadeiko I P,Miroshnichenko G P,Rybin A V,et al.Algebraic approach to the Tavis-Cummings problem[J].Phys.Rev.A,2003,67(5):053808. |
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%