查询词典 cathode luminescence

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。

The luminescence intensity of suspended immune cells (1×10〓 cells/ml) from peripheral blood, anterior kidney and spleen of grass carp, which were from two groups immunized with being injected Aeromonas hydrophilia and unimmunized respectively, were detected by means of BPCL4 Intelligentized Ultraweak Luminometer, the datum that were dealt with statistics demonstrated that luminescence intensity of the cells from all kinds of immune organs and blood were intensified after the fish were immunized in two weeks and the luminescence intensity from anterior kidney cells was the highest, mitogens had the enhancing effects. Luminol could strengthened luminescence intensity.

把未免疫的和经过嗜水产气单胞菌注射免疫的草鱼外周血、前肾、胸腺和脾脏以及它们的悬浮细胞（密度控制在1×10〓个细胞／ml左右）分别用BPCL4智能化微弱发光测量仪测量各组的发光强度，结果显示：草鱼各类免疫器官与细胞在免疫两周后发光强度增加，肾细胞的发光强度最大；有丝分裂原具有增强作用；化合物鲁米诺能提高发光强度。

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。

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。

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。

They can be classificated to two kinds. One kind is build by photomultiplier; another kind is build by MCP. The mechanism of delayed luminescence is discussed with subradiation. A photon count system is built. To proof the biophoton is a kind of ultra weak photon stream originate from exothermic reaction, and primarily discuss the relationship between the delayed luminescence and proteins activity, we chose microphyllous banyan leave , ficus elastica leave, gingkgo leave, Chinese fan palm leave, and cinnamomum camphora leave as biological samples. The ultra weak photon emission from normal biosamples, and proteins inactivated biosample were measured separately with photon count system. The results showed that the delayed luminescence of biosamples have

在研究过程中，作者从辐射陷获的角度讨论了延迟发光的产生机制，对生物光子的生物化学起源与相干场起源的统一性进行了探索；自行搭建了单光子探测系统；测量了小叶榕树、印度橡树，银杏树，蒲葵树香和樟树等多种植物叶片样品的延迟发光，获得了大量实验数据；为了证明生物光子是一种起源于放热化学反应能量释放的微弱光子流，并初步探讨生物蛋白活性与延迟发光衰减之间的关系，测量了正常生物样品、生物蛋白灭活样品的延迟发光，同时测量了多种不含蛋白质的无机化学体系作为比对，实验结果和实验数据的回归分析表明：弱光子发射来源于放热的化学反应，延迟发光的强度与衰减时间与生物蛋白活性密切相关。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。