电离

The solution to identifying the source of the spectral lines came only in 1939, with the extrapolation along isoelectronic sequences from lower states of ionization to discover that the 'coronium' lines were actually emitted by highly ionized states of elements such as iron, calcium and nicke.

在1939年解决谱线的来源，由处于低状态电离的标准电子次序推断发现其谱线实际上是由处于强电离状态的元素所激发，例如铁，钙，镍。

The photodissociation dynamics of cyclopropane at 157 nm excitation has been investigated using two different experimental instruments with different detection schemes.

在研究环丙烷在157 nm 光源激发下分解的实验中，两套使用不同侦测系统的交叉分子束实验装置分别被用来侦测反应中的光裂解碎片产物。其中一套是传统以电子撞击电离作为侦测系统的交叉分子束实验装置；另一则为最近刚建置完成的以 VUV 同步辐射光电离作为侦测器的交叉分子束实验装置。

With this model, we achieve insight into the ion momentum distribution under the combined influence of a two-center Coulomb potential and an intense laser field, and our result shows the significant influence of molecular alignment on the ratio between double and single ionization rate.

研究中我们考察了双中心库仑势及外加场共同作用下的离子动量分布，计算结果同样给出了分子取向对双电离和单电离比率的影响。

Non-sequential double ionization rate and the double ionization events that sum of two-electron momentum equals zero decrease.

时，非时序双电离率和两电子动量和为零的双电离事件数却减小。

The results show that non-sequential double ionization rate and the double ionization events that sum of two-electron momentum equals zero increase with the molecular internuclear distance increasing when the molecular internuclear distance is within 1.0a.u.

结果表明，分子核间距在1.0a.u。-6.0a.u。范围内时，非时序双电离率和两电子动量和为零的双电离事件数随着分子核间距的增大而增大。

Elastic collision and inelastic collision are considered in oxygen molecule, nitrogen molecule by electron impart. The mail simulation results were as follow:(1)The variations of drift velocity and the average energy of electron with the E/N in O2 and N2 are obtained. The number of electrons for excitation, ionization, dissociation and dissociative ionization collision with the E/N and the energy of electron are analyzed emphatically.

考虑了各种弹性和非弹性碰撞过程，在纯氧气、纯氮气中，给出了不同简化场E／N条件下的电子漂移速度和平均电子能量的变化；着重分析了激发、电离、分解及分解电离碰撞的粒子数随E／N、电子能量的变化，同时计算了激发发射光谱的波长。

Using relativistic multi-configuration Dirac-Fock theory,we calculate the transition data of 3dj-nfj'(n=5,6,7) for the M-shell from an Ni-like Au ion to an As-like Au ion using the GRASP programme with the corepolarization,quantum electrodynamical effect and Breit correction.

根据扩展的相对论多组态Dirac-Fock理论计算得到的Au^47＋～Au^53＋离子的平均离子寿命、能级能量和能级简并度，计算了各离子的电离速率常数、复合速率常数和配分函数，并由此得到了离子间的电离-复合平衡常数。

The calculated results show that the most stable structures of C 5H 10NH(NH 3) n are one linear hydrogen-bonding, three-cyclic and four-cyclic structures for n=1, 2, 3, respectively. At MP2/6-31G//B3LYP/6-31G level, the MO population analysis of the most stable configurations C 5H 10NH(NH 3) n(n=1—3) has been employe...

在 MP2 /6 - 31G //B3LYP/6 - 31G水平下，对最稳定构型 C5 H10 NH( NH3) n ( n=1～ 3)的分子轨道进行布居分析，并且对相应的占据轨道进行指认。C5 H10 NH( NH3) n( n=1～ 3)垂直电离势的计算结果表明，形成氢键团簇后，分子的垂直电离势降低。

The carbon molecules combine to form an equilateral triangle, the most ideal and stable type of structure.

这电离罩是利用高电压使碳分子电离化，再用分子工程技术加压降温，重整碳晶体的结构。

The experimental ionized energy data of the ethane and ethylene were analyzed, and the results were researched.

论文分析了乙烷和乙烯分子的电离能谱实验数据，解谱得到价轨道的电离能和电子动量谱。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。