电子束

Prior to getting into the two parts, the electron beam lithography incorporating thermally reflowed resist technique for fabricating nanometer T-shaped gate is introduced and demonstrated.

在进入两大主轴前，首先介绍电子束微影技术，并展示其结合热回流光阻技术来制作奈米T形闸极。

Two important parameters–balance radiuses and space charge force balance radius is calculated under neutral plasma case.

求解了环形束内不同等离子体分布情况下电子束在等离子体中的包络轨迹。

The optical system of the interferometer, calculated results and the phase change method by polarizers are described.

但是由于电子束扫描范围只有几个毫米，大面积图形的制作是依靠激光定位工件台来完成的。

A=? A 30kv electro probe acted to a hexagonal crystal, the following pattern was obtained for [0001] crystal zone (probe‖c axis,), R is 7mm, L=800mm, lattice parameter a=?

111， 2-220 2 用 30kv 电子束作用于六方晶体，得到下列沿 [0001] 晶带入射的衍射图， R is 7mm， L=800mm，试求晶胞参数

The state of the expanding metallic vapor, 2-D temperature, density and ionization in target, is determined by the energy deposit of EB and the ionization rate due to injecting electrons.

其中根据入射电子束的沉积能量及入射电子的电离率等计算随时间变化的靶区二维宏观参数。

This two-stream instability generates the energy exchange between the electron beams.

这种双流不稳定性导致两个电子束之间的能量交换，最后由输出腔变成微波放大输出。

The main principle of Relativistic Two-Stream Amplifier is the two-stream interaction mechanism.This two-stream interaction mechanism generates the two-stream instability.

相对论双流放大器是一种结构简单、高增益、高效率的高功率微波器件，它的主要作用机制是两个同心环形电子束之间的双流互作用。

This paper analyzes the hidden danger s in high voltage power supply of the ELA-120/6 electron beamwelding machine, and proposes two countermeasures:one is to redesign the fuel tank control circuit,but use operation regulations to solve the problems;another is install parallel connecting discharge resistor on high voltage capacitor.

分析了EAL-120/6型电子束焊机高压电源存在的安全隐患，提出了消除隐患的两种措施：一是不改动油箱电路，从操作规程上加以解决；二是给高压电容加装并联放电电阻支路。

Electron beam focusing ; space-charge effect ; emittance ; spherical aberration ; chromatic aberration.

电子束聚焦；空间电荷效应；发射度；球面像差；色散像差

The measurement are affected mainly by three factors which are the RF effect, the space charge effect and the error of measurement.

在注入器出口处，电子束发射度由：热发射度、射频场效应引起的发射度增长和空间电荷效应的发射度增长三部分组成。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。