1) dipole squeezing
偶极压缩
1.
Atomic dipole squeezing of the degenerate quantum-beat three-level atom with intensity-dependent coupling;
依赖强度耦合的简并量子拍三能级原子的偶极压缩效应
2.
The influences of the nonlinear correction term and the two-photon frequency detuning on the time evolution of atomic particle number population inversion and the atomic dipole squeezing are discussed, respectively, when the initial field is o.
本文运用全量子理论研究了与单模光场双光子作用的非线性Jaynes-Cummings模型系统中原子的量子行为,论证了原子发生相干俘获的条件,分别讨论了初场处于真空态(n=0)和热混态(n≠0)时非线性修正项和双光子失谐量对原子布居反转的演化特性和偶极压缩效应的影响。
3.
By means of investigating the time evolution of atomic dipole squeezing and field squeezing in the system of a three level atom interacting with a single cavity mode and a pair of cavity modes, the relations between atomic squeezing and field squeezing are examined.
通过考察三能级原子与单模和双模场相互作用系统中原子偶极压缩和光场压缩随时间的演化规律, 研究了原子偶极压缩与光场压缩之间的关系, 讨论了原子偶极压缩与光场压缩之间相互转换的特征, 并给出了初始处于偶极压缩状态的原子辐射压缩光的条件。
2) atomic dipole squeezing
偶极压缩
1.
The results show that the time evolution of atomic population and atomic dipole squeezing depends on t he degree of entanglement of the initial two identical two-level entangled atom s and the parameters of the binomial state optical field.
采用时间演化算符和数值计算方法 ,研究了两全同二能级纠缠原子与二项式光场相互作用的动力学 ,结果表明原子布居和原子偶极压缩的时间演化与二项式光场系数和两纠缠原子的纠缠度有很强的关联 ,选择合适的系统参数 ,原子偶极矩可以被完全压缩 。
3) the squeezing of atomic dipole moment
原子偶极矩压缩
4) atomic dipole squeezing
原子偶极压缩
1.
The atomic dipole squeezing in the system of squeezed vacuum field interacting with two coupling atoms via intensity-dependent coupling in Kerr medium;
Kerr介质中压缩真空场与耦合双原子依赖强度耦合系统原子偶极压缩
2.
Atomic dipole squeezing in the system of light field interacting with the V-type three-level atom via intensity-dependent coupling in Kerr medium;
Kerr介质中光场与V型三能级原子依赖强度耦合相互作用系统的原子偶极压缩
3.
By using the full quantum theory,the time evolution of atomic dipole squeezing parameters of a Λ-type three-level atom interacting with a single-mode coherent cavity field is investigated.
为了揭示腔内原子偶极压缩性质随时间的演化规律,采用全量子理论研究了与单模相干光场相互作用的Λ-型三能级原子的原子偶极压缩参量与相互作用时间的关系,讨论了初始相干光场强度、初始原子相干性、初始原子下能级布居以及两下能级劈裂对原子偶极压缩效应的影响。
5) double-atom dipole squeezing
双原子偶极压缩
1.
The influence of atomic motion perpendicularity to the axes of resonant cavity and initial states of the system on the atomic population inversion and double-atom dipole squeezing are analysed numerically.
通过数值计算,分析了原子垂直于腔轴的运动以及系统初态对双原子能级布居数反转和双原子偶极压缩的影响。
补充资料:“质子-电子偶极-偶极”质子弛豫增强
“质子-电子偶极-偶极”质子弛豫增强
物理学术语。原子核外层中不成对的电子质量小,但磁动性很强,可使局部磁场波动增强,促使氢质子弛豫加快,从而使T1和T2缩短,这种效应即为PEDDPRE。过渡元素和镧系元素大部分在d和f轨道有多个不成对电子,所以其离子往往具有PEDDPRE,可用来作顺磁性对比剂,如钆(Gd)。Gd在外层有7个不成对电子,具有很强的顺磁性。
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参考词条