压缩真空场与耦合双原子Raman相互作用系统中原子和光场的压缩性质  

Squeezing properties of atom and light in system of squeezed vacuum field Raman interacting with two coupled-atoms

作　　者：田永红[1] 张风琴[1] 

机构地区：[1]长江大学物理科学与技术学院,湖北荆州434023

出　　处：《量子电子学报》2010年第4期416-423,共8页Chinese Journal of Quantum Electronics

基　　金：湖北省高等学校科研基金(2002B04002);湖北省高层次人才项目资助

摘　　要：定义了双原子偶极矩的差压缩,利用全量子理论研究了单模压缩真空场与耦合双原子Raman相互作用系统中原子偶极矩差压缩和光场振幅平方压缩的时间演化特性,并通过数值计算讨论了光场的初始压缩参数、原子初态以及原子间偶极-偶极相互作用强度对原子和光场压缩特性的影响。The dipole difference squeezing of a pair atoms is defined. The time evolution properties of difference squeezing of atomic dipole and amplitude-squared squeezing of light in the system of a singlemode squeezing vacuum field Raman interacting with two coupled-atoms are studied by means of quantum theory. Using the numerical method, influences of the initial squeezing parameter of light, the atomic initial state and the intensity of dipole-dipole interaction between atoms on the squeezing properties of atom and light are discussed.

关 键 词：量子光学 双原子偶极矩差压缩 光场振幅平方压缩 全量子理论 偶极-偶极相互作用 

分 类 号：O431.2[机械工程—光学工程]