精细结构

The transition energies and oscillator strengths of 1s^2 3d-1s^2 nf(4≤n≤9) for lithium-like Ti(superscript 19+) ion are calculated by using the full-core plus correlation method. The fine structure splittings of 1s^2 nf(n≤9) states are also evaluated.

用全实加关联方法计算了类锂Ti(上标 19+)离子1s^2 3d-1s^2 nf(4≤n≤9)的跃迁能、振子强度及1s^2 nf(n≤9)态的精细结构劈裂。

However, the fine structure of high resolution spectrum in a narrow bandwidth is required in some applications.

在一些应用中，需要了解的仅仅是某一窄带内的频谱精细结构，要求频谱的分辨率较高。

The results of extended X-ray absorption fine structure showed that the contents of GeSi alloy in these QDs fabricated at 500 ℃ and 550 ℃ were 75% and 80%, respectively.

扩展的X射线吸收精细结构的研究结果表明，在500℃和550℃制备的小尺寸量子点内，GeSi合金的含量分别为75%和80%。

The fractal image is very important in image and graphic design because of its fine structure and strong visual impacts.

分形图像具有精细结构和强烈的视觉冲击效果，使其在图像、图形设计中占有重要地位。

Combining with carrier rate equation,the fine structure of output spectrum and output power are numerically simulated.

结合载流子速率方程，对外腔半导体激光器的输出谱的精细结构以及P-I 特性进行了数值模拟研究。

Detailed geological investigation is the soul of the fine structure description.

精细结构描述的重点在于现场地质测绘工作的细致。

Results: The CT images accurately reflected the fine structures inside the nasal cavities and sinuses, and it was discovered that in the Bactrian camel the turbinates were large and complex, the corresponding meatus were narrow, and the sinuses were large.

结果：所获CT图片准确地反映了双峰驼鼻腔内部的精细结构，从中发现：双峰驼鼻甲面积较大，复杂程度也较高，相应的鼻道较为狭窄，鼻窦的体积也较大。

In the present work, usingFCPC method, we have performed systematically the theoretical investigationsfor the electronic charge density, high-order Zeeman effect and hyperfinestructure.

本文通过研究这些物理量的收敛性质发现，波函数第二项对这些物理量的合理描述起着重要的作用，特别是对高阶Zeeman效应和超精细结构参数的影响。

The principle of instrument used in materials sc ience is described through Zeeman effect and photoluminescence, and an overview of important Zeeman effect application in research of fine structure and electro n configuration is shown.

基于塞曼效应和光致发光，阐述了材料科学中塞曼效应的测量原理，给出了应用塞曼效应研究4HSiC精细结构及电子构形谱例。

This paper has analyzed alkali metals atom s eccentric Zeeman effect with fine structure at magneto - static field by using perturbation theory , and derived the energy s ecumenical expression of energy level splitting when eccentric Zeeman effect happened,and given the certification by the special example of Na atom.

利用微扰论分析了碱金属原子在静磁场中有精细结构时的反常塞曼效应，推导出了发生反常塞曼效应时能级分裂的能量一般表达式，并且由Na原子的特例给出了证明。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。