应用全量子理论研究了非关联双模相干场与Bell态原子多光子相互作用过程中原子粒子布居差的时间演化规律.结果表明,当两原子初始处于1/√2(|+,-〉-|-,+〉)态时,原子粒子布居差恒为零;当两原子初始时刻的状态为其它三个Bell态时,原子粒子布居差的时间演化强烈依赖于原子间的偶极-偶极相互作用强度、场-原子间的耦合系数以及原子的跃迁光子数.随着原子间的偶极-偶极相互作用的增强,原子跃迁光子数的增加,原子布居差的时间演化中,Rabi振荡的频率都会明显加快,并且当原子间的偶极-偶极相互作用强度足够大时,原子布居差的崩塌-回复现象就会消失.
参考文献
[1] | Meng H X,Chai C L.Phase properties of coherent light in the Jaynes-Cummingsmodel[J].Phys.Lett.A,1991,155(8,9):500-505. |
[2] | Sukumar C V,Buck B.Multiphoton generalization of the Jaynes-Cummingsmodel[J].Phys.Lett.A,1981,83(5):211-213. |
[3] | Luo Gengxian,et al.Collapse and revival phenomena in the squeezed state Jaynes-Cummings model[J].Acta Optica Sinica (光学学报),1990,10(1):1-5 (in Chinese). |
[4] | Liu Tangkun,Peng Jinsheng.Time evolution of population number and dipole squeezing of atom in Kerr-like medium[J].Acta Optica Sinica (光学学报),1997,17(8):991-996 (in Chinese). |
[5] | Ye Liu.Antibunching effects in two-photon Jaynes-Cummings model with a Kerr-like medium[J].Acta Sinica Quantum Optica (量子光学学报),1999,5(4):221-226 (in Chinese). |
[6] | Tian Yonghong,et al.Dynamics of two-mode SU(2) coherent states interacting with two coupled atoms[J].Acta Physica Sinica (物理学报),2000,49:67-73 (in Chinese). |
[7] | Tian Yonghong,Peng Jinsheng.Influences of dipole-dipole interaction between atoms on the properties of light in the Tavis-Cummings model[J].Acta Optica Sinica (光学学报),2000,20:1187-1193 (in Chinese). |
[8] | Huang Chunjia,Zhou Ming,Liu Anling.Dynamics of two coupled atoms Raman-interacting with squeezed vacuum field[J].Acta Physica Sinica (物理学报),2001,50(6):1064-1069 (in Chinese). |
[9] | Zuo Zhanchun,Xia Yunjie.The evolution property of three-body entanglement measure in Tavis-Cummings model[J].Acta Physica Sinica (物理学报),2003,52(11):2687-2693 (in Chinese). |
[10] | Tian Yonghong,Peng Jinsheng.Phase properties of two-level atoms interacting with two-mode cavity fields via multiphoton process[J].Acta Optica Sinica (光学学报),2000,20(5):583-591 (in Chinese). |
[11] | Song Jun,Cao Zhuoliang.Dynamical properties of two atoms in Bell states in a cavity[J].Chinese Journal of Quantum Electronics (量子电子学报),2004,21(6):783-787 (in Chinese). |
[12] | Liu Sumei.Mean photon number evolution of two coupling two-level atoms interacting with squeezed light field[J].Chinese Journal of Quantum Electronics (量子电子学报),2005,22(1):57-62 (in Chinese). |
[13] | Zhang Dongying,Liu Sanqiu,Tao Xiangyang.Phase properties in the model of two coupling two-level atoms interacting with squeezed coherent light-field[J].Chinese Journal of Quantum Electronics (量子电子学报),2005,22(1):52-56 (in Chinese). |
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%