电四极矩

给出电势多极展开中多极子的物理图象，并对电四极矩的几个定义式作对照分析。

This paper given the physical image of electric potential multipole expansion , and the compare analyses of definitiones of electric quadrupole moment are also given .

理论Sr原子电四极矩跃迁几率和振子强度

Theoretical electric quadrupole transition probabilities and oscillator strengths for Sr

原子电四极矩E2光谱跃迁几率的算符形式和多电子效应研究

Operator forms and many-electron correlation effects for atomic electron quadrupole transition probabilities and oscillator strengths

但He（H2）由于分子具有球对称性，分子间的吸引力是由电四极矩的相互作用产生的。

As there is a property of Spherically Symmetric in He ( H_2 ) molecules , the mutual attraction between molecules is due to electric quadrupole interaction .

实验是在钠蒸汽中利用3s→4d电四极矩跃迁完成的。

The experiments are performed with 3s → 4d electric quadrupole transition in sodium vapor .

Sr5s~（21）S0-5s4d~1D2单光子电四极矩E2跃迁及其缓冲气压对侧向荧光光谱影响的研究

A study of 5s ~ ( 2 1 ) S_0-5s4d ~ 1D_2 electric quadrupole E2 transition and buffer gas effect on chemiluminescent spectroscopy

预言了B（M1）值以及动力学电四极矩Q（1）和Q（2）指出在超形变带的分析中粒子－转子模型是一种可以采用的方法。

The calculated B ( M1 ) and dynamical quadrupole moments Q ( 1 ) and Q ( 2 ) are given . It is pointed out that the particle-rotor model can be used to analyze the superdeformed bands in nuclei .

通过分析电四极矩的两个定义的异同，举例分析它们求电势的方法。

This paper illustrates the difference of two definitions of electrical quadrupole moment , analyzing the method of solving potential by making use of them .

在考虑原子电四极矩相互作用后，推导了二阶非线性极化率，并探讨了碰撞感生的二阶非线性光学过程出现的可能性。

Taking account of the contribution of electric quadrupole interaction , we derive the second-order nonlinear susceptibility . We also discuss the possibility of observation of collision induced second-order nonlinear optical processes .

估计了N~（14）核的电四极矩散射截面，得到了电四极矩截面和能量及电四极矩分布半径的关系。

The electric quadrupole cross section of N ~ ( 14 ) is roughly estimated . The relation between the cross section and the energy had obtained , which is different from the previous work .