查询词典 electron

Under the action of the femto-second laser, when the multi-photon nonlinear Compton scattering takes place in the linear plasma, the effects of the femto-second coupling laser field formed by the scattering laser and incident laser on the light field and electron density profile in the linear plasma have been studied using the model of the inelastic collision between the electron and multi-photon group and the model of the cold plasma.

应用电子和多光子集团非弹性碰撞模型和冷等离子体模型，研究了飞秒强激光与线性等离子体发生多光子非线性Compton散射时，散射激光与人射激光形成的飞秒耦合激光场对线性等离子体层中光场和电子密度分布的影响。

Combining with the temporal and spatial distribution spatial distribution species radiation intensity,the detailed mechanism of the generation of laser induced species radiation was discussed, the continuous radiation comes from the Bremsstrublung emission of energetic electrons ejected from the target and recombination of electron and ion near target, the primary mechanism of atomic excitation and ion excitation in plasma is inelastic collision between the elemental species and high-kinetic energy electron,the model can explain the experimental results qualitatively.

讨论了激光诱导发光的机理，认为等离子体羽中连续辐射背景光主要来自近靶处高能电子的韧致辐射和电子与离子的复合激发，原子和离子光谱线主要由等离子体中高能电子的碰撞传能激发所引起，并用之较好地解释了所观察的实验现象。

Through analyses on the exchange between the space electron kinetic energy and interelectrode electromagnetic field energy, and energy changes of the electromagnetic field on the magnetically insulated transmission line cross-section, the quantitative relationship between the line voltage and current is pressented at the start and end during the formation process of the magnetical insulation without electron loss.

通过分析空间电子与极间电磁场之间的能量交换关系，以及磁绝缘传输线横截面上的电磁场总能量变化，给出了量化无损磁绝缘形成过程始末时刻线电压和线电流关系的电磁模型。

In the process of our analysis,the non-sequential double ionization rate, two-electron ionization energy, two-electron momentum correlation and the combined potential of Coulomb field and laser field are calculated with the molecular internuclear distance changing.

我们分别计算了非时序双电离率、两电子的电离能、两电子的动量相关、库仑场和激光场的复合势随分子核间距的变化关系。

A great deal of bacteria was found intracellularly and extracellularly in these positive samples under transimission electron microscopy. 4. The nanobacteria which was identified by transimission electron microscopy was isolated from 5 atherosclerotic plaque samples.

阳性标本透射电镜观察见细胞间质和细胞浆内均有较多的细菌，细菌表面有一层致密的外衣。4.6例腹主动脉瘤粥样斑块标本中有5例分离培养出纳米细菌，阳性率为83.3％，并予以透射电镜鉴定。6。

Scanning electron microscope, transmission electron microscope, magnetic balance and Fourier inverse transformation infrared spectrum were used to characterize the magnetic polymer microspheres.

用扫描电镜、透射电镜、磁天平、傅立叶变换红外光谱仪等仪器对微球进行了表征和性能测试，并在此基础上初步探讨了磁流体存在下的分散聚合机理。

Zinc is speculated to facilitate electron-transfer process of thethree-center two-electron process or ion-pair collapses mechanism in the oxidative addition.

体系中锌粉可能是促进了叁电子两中心或离子对解离的氧化加成机理中的电子转移过程。

In this paper the pulse measurement used to measure the pulse ionization electron current for electron impact ion source of time of flight mass spectrometer was discussed, the shortcoming of average current measurement was analyzed, and the practical measuring circuit of the pulse was given.

本文讨论了脉冲测量技术在飞行时间质谱计电子轰击离子源中测量脉冲离化电子流的应用，分析了平均电流测量方法测量脉冲离化电子流的局限性，给出了实际的脉冲测量电

MS with electron-impact ionization (electron energy 70 eV) was performed in selected ion monitoring mode.

MS与 电子-冲击离子化(电子能源 70个电子伏)是运行在挑选的离子监听模态。

There is an ionization potential for each successive electron removed, though that associated with removing the first electron is most commonly used.

相继移去每一个电子都有一个电离电势，但通常指的是移走第一个电子所需的能量。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。