查询词典 charged particle

Straight forward approximation has been used for the transport calculations of forward particles in the bipartition model of charged particle transport.

在粒子输运双群模型中，引入直向前近似，计算了双群模型中的直向前粒子输运。

In this paper it is shown that there are two vector constants of the motion for a charged particle in the central field of force.

证明了带电粒子在有心力场中运动时有两个守恒矢量。

A charged particle is often referred to simply as "a charge."

一个带电的粒子常被简称为"电荷"。

At first sight, laser beams and charged particle beams do not seem well suited for particle acceleration.

乍看之下，雷射光束和带电粒子束似乎并不适用于粒子加速上。

The compression artifacts are particularly obvious when a particle (cosmic ray or solar energetic, charged particle) hits the CCD detector on the spacecraft head-on.

当某个粒子（宇宙射线或者太阳活跃的能量，带电粒子等）击打在太空船头部的在CCD探测器之上时，铁压缩物就特别显得明显。

The compression artifacts are particularly obvious when a particle (co**ic ray or solar energetic, charged particle) hits the CCD detector on the spacecraft head-on.

当某个粒子（宇宙射线或者太阳活跃的能量，带电粒子等）击打在太空船头部的在CCD探测器之上时，铁压缩物就特别显得明显。

This density is consistent with the Classical density distribution,thereby it is obtained that a wave function of a charged particle in a uniform electric and magnetic field does not describe a single particle but a uniform ensembl

由此得出结论：均匀电场和磁场中带电粒子的定态波函数不描述单粒子而描述系综。

As for the study of isospin in intermediate energy HICs, we've investigated how bothstength and density dependence of symmetry potential affect many measurableobservables, such as the yield, phase-space, and isospin distributions of fragments, as wellas the correlations between Intermediate-Mass-Fragment multiplicity 〓 andCharged-Particle multiplicity 〓 Light-Charged-Particle multiplicity 〓 andNeutron multiplicity 〓. The aim is to find sensitive observables specifically for strengthand density dependence of SP.

在中能重离子碰撞的同位旋研究方面，分别研究了对称势的强度和其密度依赖形式对中能重离子核反应各类碎片产物产额、相空间、及其同位旋的分布，中等质量碎片多重数与带电粒子多重数、轻带电粒子多重数、中子多重数的关联等多种实验观测量的影响，以获取对称势中该两方面的信息，尤其着重于研究如何分别获取有关该两方面的信息的途径。

We use the single particle model and find a new nonlinear resonant acceleration criterion analytical: nw(1)+mw(2)=NW, m,n,Nare integers, w(1,w(2), W are the frequency of the two waves and the charged particle cyclotron respective,this result can be extended to the multiple waves ,we make numerical simulation and numerical results are consistent with the analytical results. This paper consists six chapters.

因此本文从基本的情况开始，以两个静电波与磁化等离子体相互作用问题为研究出发点，通过多标度展开的理论方法，求解带电粒子的运动方程，得到的一个新的非线性共振加速条件：nw(1)+mw(2)=NW，（m，n，N为整数，W，w(1)，w(2)分别为带电粒子的回旋频率以及两个静电波的频率），该结果可以推广到多个静电波作用于磁化等离子体的情况，随后通过数值计算证实了解析结论的可靠性。

For non-intense beams,particle trajectory can be obtained by multiplying linear transport matrices. For nonlinear transport of intense beams,the influence of space-charge effect on beam transport needs to be taken into account,and self-consistent solution should be derived because of the interaction between charged particle distribution and space charge field. In the program,components and currents are divided into equal intervals,respectively,and each interval is treated as a uniform solenoid field.

程序在计算非强流脉冲束流的线性传输时，粒子的轨迹通过矩阵的直接相乘计算得出；程序在计算强流脉冲束流的非线性传输时，需要考虑束流中的空间电荷效应对束流传输的影响，在束流运动过程中，空间电荷场也在不断地变化，而且粒子运动的轨迹与空间电荷势又是相互依赖的，因此需要求得一个自洽的解，先把元件分成若干均等的区间，把电流分成若干等份，后采用束流电流迭代与元件区间迭代的计算方法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。