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Comparing with cold cathode glow discharge. the cathode fall region of hot cathode glow discharge has a higher cathode potential fall.

相对于常规辉光放电，热阴极辉光放电的阴极区具有较高的阴极位降，因而存在很高的电场强度。

Large current glow discharge has a strong tendency to transform to arc discharge. This paper focuses our attention on the factors affecting the stability of large current hot cathode glow discharge. The research results show that the cathode temperature, the cathode surface state and the size and place disposition between cathode and anode have influences on the stability of glow discharge, respectively.

大电流辉光放电具有较强的向弧光放电转化趋势，本文研究了影响大电流热阴极辉光放电稳定工作的因素，结果表明，阴极温度、表面形貌、阴阳极位置和尺寸配置关系等对辉光放电的稳定性均有不同程度的影响。

The key difference between hot cathode glow discharge and conventional cold cathode glow discharge is that the cathode is in a hot state with the temperature about 700～1600℃ in a hot cathode glow discharge.

热阴极直流辉光放电区别于常规冷阴极辉光放电的关键之处在于，在辉光放电过程中，阴极处于700-1600℃的"热"状态，并且放电电流大，工作气压高。

A hypothetical drained cell model retrofitted from a 160kA Hall-Heroult cell was set up to calculate the current distribution in the cathode when the anode bottom and cathode top surfaces were declivous. Two half anode-cathode slice thermo-electrical models with the collector bars installed slopingly or horizontally were adopted to calculate the potential drop and electricity distribution of the cathode.

摘 要：将某厂现有的160kA Hall-Heroult铝电解槽改造成导流槽后，在阴极上表面和阳极底面呈斜坡状的条件下，计算了采用不同阴极导杆安装方式时阴极的电位和电流分布，即通过建立导流槽内部从阳极到阴极的一个半切片电热场模型，用有限元法分别对水平和平行于阴极斜坡两种不同导流槽阴极导杆的安装方式下阴极电位和表面电流密度分布进行了计算。

The invention is characterized in that: the ultraviolet flame sensor comprises a uviol piece, a meshed anode which is arranged on the uviol piece, a cathode substrate glass piece, a photocathode which is arranged on the cathode substrate glass piece, a glass ring which is arranged between the cathode and the anode, a vacuum orifice which is arranged on the glass ring, a plastic packaged base which is arranged under the cathode substrate glass piece, a cathode and an anode lead which are adhered to the plastic packaged base and are respectively connected with the cathode and the anode, and a plastic casing which is arranged around the plastic packaged base, the glass ring and the glass piece.

其特征在于，其中包括：透紫玻璃片；网状阳极，该阳极层制作在透紫玻璃片上；阴极衬底玻璃片；光电阴极，该层制作在阴极衬底玻璃片上面；玻璃环，该玻璃环制作在阴极和阳极中间；抽真空口，该抽真空口制作在玻璃环上；塑封底座，该底座制作在阴极衬底玻璃片下面；阴极和阳极引出线，该引出线粘接在塑封底座上，分别与阴极和阳极相连接；塑料外壳，该外壳制作在塑封底座，玻璃环和玻璃片周围。

Many swarm parameters have been obtained such as the electron density distribution, the energy and spatial distribution of the emitted electrons from the MHCD at various voltage and different dimension of micro-hollow cathode. Micro-hollow cathode discharges with slot and cylindrical cathode have been done, results show that pressure, cathode structure and the gas mixture will affect the stability of glow discharge. Micro-hollow cathode discharge array was obtained by individual ballasted discharge unit.

进行了槽型和孔型微空心阴极放电的实验，不同的气压、电极结构以及气体配比对放电稳定性有着明显的影响；采用分段镇流的方法，进行了微空心阴极阵列放电的实验研究，得到了均匀放电；做了大气压下MHCD自持的辉光放电研究。

For the evaluation of cathode-ray tubeperceptible color difference threshold characteristics of the visual color matching, the experiment is carried out. By using the compiled color-matching program, the CRT generates color under gray background randomly.

为了对阴极射线管(Cathode ray tube，CRT)显示器颜色恰可辨别的小色差阈值进行评价，在中性灰背景下，用编制的颜色匹配程序，在CRT显示器上随机产生颜色，分别调节程序中R、G、B通道的值，使匹配色与随机色达到视觉上的一致，进行颜色视觉匹配实验，测量CRT显示器上随机色和匹配色的L*a*b*值。

In ancient times, when vacuum tubes were still in use, the A battery (often about 6 volts) heated the filament or cathode to boil off electrons, the B battery, positive with respect to the cathode, sucked the negative electrons to the plate, while the C battery, a few volts negative with respect to the cathode, tended to repel the electrons back toward the cathode.

古时候，还在使用真空管时，A电池（通常为6V）通过加热灯丝或阴极来蒸发电子，B电池，正极连接阴极，将负电子吸引到极板上，而C电池，只有几伏，负极连接阴极，将电子击回阴极。

The key difference between hot cathode glow discharge and conventional cold cathode glow discharge is that the cathode is in a hot state with the temperature about 700～1600℃ in a hot cathode glow discharge.

热阴极直流辉光放电区别于常规冷阴极辉光放电的关键之处在于，在辉光放电过程中，阴极处于700-1600℃的&热&状态，并且放电电流大，工作气压高。

Hot cathode glow discharge chemical vapor deposition is a new method to deposit high quality diamond films with high deposition rate.

中文题名热阴极辉光放电及其等离子体化学气相沉积金刚石膜研究副题名外文题名 Study of hot cathode glow discharge and its plasma chemical vapor deposition of diamond films 论文作者白亦真导师金曾孙教授学科专业凝聚态物理研究领域\研究方向学位级别博士学位授予单位吉林大学学位授予日期2001 论文页码总数139，10页关键词金刚石膜薄膜制备热阴极辉光放电等离子体化学气相沉积馆藏号BSLW /2003 /TB43 /1 热阴极辉光放电等离子体化学气相沉积是我们建立的快速沉积高品质金刚石膜的新方法。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。