光电阴极

The photocathode is coated with sensitive gallium arsenide, which allows for a more efficient conversion of light to electrical energy at extremely low levels of light.

其表面镀上一层很敏感的砷化镓光电阴极涂层，，在极弱光线下它能使光更有效的转化为电能。

ABSTRACT Because of its high photoemission performance, gallium arsenide negative electron affinity photocathode has been develo...

砷化镓负电子亲和势光电阴极由于优异的性能，自60年代发现以来，获到了迅猛发展和广泛研究。

ABSTRACT Because of its high photoemission performance, gallium arsenide negative electron affinity photocathode has been developed rapidly and researched widely since it was found in 1960's.

砷化镓负电子亲和势光电阴极由于优异的性能，自60年代发现以来，获到了迅猛发展和广泛研究。

This work can provide theoretical references for research of NEA photocathodes.

为NEA光电阴极的研究提供了有效的理论参考依据。

At last, preliminary research on the stability of NEA photocathode has been made.

第五章重点研究NEA光电阴极的激活工艺。

The development of activation and evaluation system is necessary for NEA photocathode research.

激活评估系统的研制成功为进行NEA光电阴极评估工作做好了充足准备工作。

It is very difficult to measure precisely the surface temperature of a photocathode in a vacuum system during the thermal cleaning.

然而。在热清洗过程中对处在真空系统中的光电阴极表面温度进行精确测量却是非常困难的。

The effect of the tube making Technique on the photoemissive property of the photocathode is described.

主要论述制管工艺对光电阴极发射性能的影响。

In this paper according to the formula of spectral matching factor,the spectral matching factors of GaAs photocathode for dark green paint,rough concrete and green vegetation are calculated.

李蔚本文根据光谱匹配系数的表达式，计算了GaAs光电阴极与暗绿色涂层、粗糙混凝土和绿色草木的光谱匹配系数。

A new vacuum ultraviolet detector is described, its photocathode is a solar-blind, a proximity focus tube with less dispersion and image distortion is adopted, its read-out system has light-coupling and electricity-coupling, the light-coupling read-out system is simpler and responds in real time, the electricity-coupling read-out has high sensitivity and resolution as well as long detection distance.

详细介绍了一种新型响应波段为105nm～300nm的真空型紫外成像探测器，其光电阴极具有&日盲性&，管型采用近贴聚焦结构，从而使得弥散和像差得以减小。探测器读出系统有光耦合读出和电耦合读出2种读出方法：光耦合读出系统能实时响应；电耦合读出灵敏度高，分辨力强，探测距离远。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。