The computation on the rate coefficient of electron ion collisional ionization is described and some fitting formulas are given for the accurate and fast calculation.

主要讨论了电子与离子碰撞电离速率系数的计算，给出了快速拟合计算公式。

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In the conductor or some solutions, the true migration is the belt electric charge granule, like free electron, ion.

在导体或一些溶液中，真正移动的是带电荷的粒子，如自由电子、离子。

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The dielectric barrier surface discharge process is simulated using Poisson's equation and drift-diffusion equation and the distribution history of electron, ion and electric field is gained.

采用泊松方程和漂移-扩散方程对介质阻隔面放电进行数值模拟，得到了电子、离子以及电场分布随时间的变化。

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I can then subsequently lose an electron from the lithium ion. Lithium ion loses an electron to become lithium 2plus.

然后我能在锂离子中，失去一个电子,锂离子失去一个电子,变为二价锂离子。

麻省理工公开课 - 固态化学导论课程节选

We started with gaseous sodium to make gaseous sodium ion and gaseous atomic chlorine to make gaseous chloride ion through electron transfer.

我们从气态的钠开始,得到气态的钠离子,从气态的氯原子,通过电子转移得到氯离子。

麻省理工公开课 - 固态化学导论课程节选

Electron affinity is actually the ability of an atom, or we could also talk about an ion to gain electrons.

电子亲和能其实就是一个原子，或者我们也可以讨论离子获取电子的能力。

麻省理工公开课 - 化学原理课程节选

The theory is that when a muon encounters a gas molecule, it can knock off an electron, leaving a positively charged ion in its wake.

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"The way in which you transform an atom into an ion is either by adding or taking away an electron, " he explained.

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The electron soon attaches itself to another molecule, making a negatively charged ion.

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