本文从离子动力学方程出发，利用LB碰撞模型研究了离子-离子碰撞效应对前鞘等离子体输运的影响。
By using ion kinetic equation, the influence of ion-ion collision effects on the presheath plasma transport is taken into account through the LB collisional model.
基于蒙特卡罗方法，建立了程序模拟离子与原子碰撞中的反冲离子飞行时间谱。
A program is established based on the Monte Carlo technique to simulate the time of flight spectrum in ion atom collisions.
当离子在鞘层运动时，考虑离子与中性原子之间的电荷交换和弹性碰撞，以及离子被尘粒的库仑散射和收集作用。
The charge exchange and elastic collision between ion and neutral atoms and the collection and Coulomb scattering of ion on dust grains are considered.
结果表明，在离子束-等离子体系统中可以激发维泊耳型电磁不稳定性，离子和电子之间的碰撞将使这类不稳定性的增长率增加。
The results show that electromagnetic instability can be excited in an ion-beam-plasma system. Ion-electron collisions increase the growth rate of the instability.
电子碰撞频率是非磁化等离子体的一个重要参数，它对等离子体与电磁波相互作用的性质具有较大影响。
The electron collision frequency is one of the important parameters of the non-magnetized plasma. It plays an important role in the interaction of the plasma with electromagnetic waves.
从实验上证明，这种检测器的离子化机理是碰撞离子化而不是光离子化。
On the basis of the experiments, it has been proved that the ionization mechanism of the detector is the collision ionization rather than the photo-ionization.
等离子体的电子碰撞频率和磁感应强度是调节等离子体反射率的重要参量。
The electronic collisional frequency and magnetic inductive intensity are important parameters of plasma for adjusting the reflectance.
无碰撞激波是空间等离子体和宇宙等离子体中的重要物理现象。
Collisionless shocks are the important physical phenomena in the space and cosmical plasmas.
给出了等离子体电子密度线性分布和指数分布时，雷达电磁波的频率、电子碰撞频率、等离子体密度对电磁波衰减的影响。
For different plasma-density profiles, the effects of the frequency of EM wave, collisional frequency and plasma density on the attenuation of electromagnetic wave were discussed.
利用二维全粒子模拟方法研究了无碰撞等离子体中的磁场重联过程，得到了不同区域的离子和电子速度分布。
The process of magnetic reconnection in the collisionless plasma and distributions of particles in different positions are studied based on two-dimensional particle simulation.
负离子与原子碰撞的单电子脱附过程是普遍存在于等离子体物理、天体物理、电离层物理学中的重要过程。
The single electron detachment of negative ions in collision with atoms is known to be one of the most fundamental processes occurring in plasma physics, astrophysics, and ionospheric physics.
结论如下：1离子通量由电子吸收的能量与产生单个电子-离子对的等效电子碰撞能量损失决定。
The conclusions are: 1 the ion flux is determined by the power delivered into electrons and the effective collisional energy loss of electrons for creating a pair of electron-ion.
通过高能重离子碰撞发现夸克胶子等离子体这一新物质形态有助于我们更好地理解量子色动力学的禁闭特性。
Study of high-energy heavy-ion collisions found quark-gluon plasma of this new material forms will help us better understand confinement , a crucial feature of QCD.
高能重离子碰撞物理学主要目的是研究极端条件下核物质的性质，探测夸克—胶子等离子体（QGP）。
The major goal of high energy heavy ion collision is to investigate nuclear matter properties under extreme conditions and detect quark-gluon plasma (QGP).
同时，给出了时变等离子体对入射电磁波的碰撞衰减并计算了时变等离子体对电磁波的反射系数。
And besides, the paper describes the collisional absorption of EM waves in time-varying switched plasmas. And the reflection coefficients of EM wave are computed.
同时，给出了时变等离子体对入射电磁波的碰撞衰减并计算了时变等离子体对电磁波的反射系数。
And besides, the paper describes the collisional absorption of EM waves in time-varying switched plasmas. And the reflection coefficients of EM wave are computed.
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