Why is it that all the fast-moving fish of the dark current have purple backs and usually purple stripes or spots?
怎么搞的，凡是在深暗的水流中游得很快的鱼都有紫色的背脊，一般还有紫色条纹或斑点？
For dark current determined by bulk effect, SHPD is slightly better.
对于由体效应决定的暗电流，shpd略优。
In the meanwhile, with using more accurate expression of the avalanche excess noise factor, we give a relation schema between sensitivity and dark current.
同时，采用了较为精确的过剩噪声系数表达式，给出了灵敏度与暗电流的关系曲线。
In practical process, a reduction of the reverse dark current is further obtained by improved the gettering technology, stress compensation technology, etc.
在实施过程中，对吸除工艺，应力补偿工艺等作了改进，进一步降低了反向暗电流。
It is shown theoretically and experimentally that a photodiode with external guard ring short circuit can not decrease dark current-it will be increased instead.
通过理论和实验证明了外保护环短路的光电二极管不仅不能减小暗电流，相反会增加暗电流。
The dark current that affects CCD detection sensitivity is described. The generating mechanism of dark current noise and its influence on CCD performance are analyzed.
阐述了影响CCD探测灵敏度的暗电流及暗电流噪声的产生机理，分析了其对CCD性能的影响。
Experiments were done to probe into the characteristics of APD. The relationships between avalanche voltage, dark current, photocurrent, NEP and temperature were educed separately.
通过实验探讨了APD的温度特性，得到了APD的雪崩电压、暗电流、光电流、等效噪声功率与温度的关系。
The photocathode composition determines the spectral response, the quantum efficiency at each wavelength, the overall uniformity of photomultiplier sensitivity, and the dark current.
光电阴极的构成决定光谱响应、每种波长的量子效应、光电倍增管灵敏度的均一性和暗电流。
The device can effectively improve photoelectric conversion gain of devices, limit the dark current of devices, and reduce the noise of devices, so as to obtain higher signal-to-noise.
该器件可以有效提高器件光电转换增 益，限制器件的暗电流，降低器件噪声，得到高的信噪比。
In this paper, the structure of RPC, the curves of efficiency, counting rate, dark current, multiple hit and signal amplitude versus high voltage measured using cosmic ray are presented.
介绍了使用自制的材料制作的大面积阻性板探测器模型的结构和利用宇宙射线测量的效率曲线、单计数率曲线、暗电流曲线、多重计数和信号幅度随高压的变化曲线。
Several test results, such as reverse voltage, photo sensitivity, dark current, terminal capacitance, terminal impedance, position distinguishability, position Iinearity, were reported in the paper.
给出反偏电压、光谱响应、暗电流、极间电容、极间阻抗、位置分辨率和位置线性特性等性能的测试结果。
Several test results, such as reverse voltage, photo sensitivity, dark current, terminal capacitance, terminal impedance, position distinguishability, position Iinearity, were reported in the paper.
给出反偏电压、光谱响应、暗电流、极间电容、极间阻抗、位置分辨率和位置线性特性等性能的测试结果。
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