查询词典 electron energy level

If the laser is in ultraviolet-visible wave, photons activate choicely electron energy level or destroy weak bond of compound molecule, and result in chemistry reaction, which is photo leading decomposition mechanism, if the laser is in infrared wave, the chemistry reaction mainly is heat decomposition mechanism.

如果激光是可见紫外波段，光量子能量有利于选择性地激发分子的电子能级，或破坏化合物中弱键而诱导化学反应发生，化合物属于光致分解机理、引发弱键断裂机理；如果激光是红外波段，化合物表现的则是热分解机理。

Electrons at the same electron energy level are also said to be in the same electron shell.

同一电子能级的电子被称作同一电子层的电子。

The excited electron jumps to a higher energy level and falls back to a lower level, emitting a photon with a given energy.

被激发的电子首先跃迁到更高的能级，然后回落到较低能级，同时辐射一个具有一定能量的光子。

The energy state of an electron within an atom, represented by the electron energy level or shell, can theoretically represent one, two, four, eight, or even 16 bits of data.

用电子能级表示的原子中电子的能态，理论上可以表示1、2、4、8、甚至16位的数据。

lifetime of isomer, high charge state, electron energy level, electron density

中国科学院近代物理研究所兰州730000；中国科学院近代物理研究所兰州730000靳根明

Similarly, the number of negatively charged electrons moving around the nuclei of the atoms increases across a period, but the additional electrons are all located in the same electron energy level or shell.

在一个周期里，原子的核电荷数和核外电子数递增，但是另外的电子都排布在同一电子能级或电子层中。

The bonding parameter topologcal index of valence electron energy level is defined as Es=(1+qi).

价电子能级键参数拓扑指数被定义为：Es=(1+qi)。

With O-Fe-O-Fe-O and O-Cr-O-Cr-O being succedaneums of one dimension oxide film,the optimized geometry and electron energy level of these molecules were calculated by ab initio SCF/STO-3G.

以O-Fe-O和O-Cr-O-Cr-O模拟氧化膜的一维链，施行量子化学从头算（ab initio研究，得到了分子的稳定构型及电子结构。

The change in motion viscosity, surface tension, molecular vibration and electron energy level transition probability as well as fume generation of the fuel after being magnetized is studied, and a magnetic oil—saving mechanism is suggested.

前言 燃料磁化燃烧具有一定节油成效已被国内外大量研究所肯定，燃料磁化技术的这一功效在实践中正得到开发利用。燃料磁化缘何取得一定节油成效是人们关注的焦点，故对其机理展开了研究。

Compared with the density of states of the alloying system, the increase of the structural stability of Mg-Al alloy with Sb or Bi additions attributes to an increase in the bonding electron numbers at lower energy level below Fermi level, which mainly originates from the contribution of the valence electron numbers of Mg, Mg, Al, Bi and Sb orbits.

电子态密度的分析结果进一步表明，Mg-Al系合金中相结构稳定性提高的主要原因在于：Sb、Bi合金化后，体系费米能级以下低能级区成键电子数的增多，其来源主要是Mg、Mg、Al、Bi和Sb的价电子。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。