photomultiplier

First, this study compares thick source ZnS alpha-counting calibration results of the photomultiplier tube ( PMT) high voltages and thresholds calibrated by the oscillograph with those by different sources.

利用不同标定源对美国Daybreak582、583型低本底厚源ZnSA1pha计数仪光电倍增管高压（HV）和积分甄别器阈值电压（DISC）进行了标定，并与示波器标定结果进行了对比。

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Application of Photomultiplier Tube in γ-ray Density Gauge

光电倍增管在γ射线密度计中的应用

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A photomultiplier can amplify the signal to detectable levels.

光电倍增管可将此讯号放大到可侦测的程度.

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In this paper, methods of testing linearity and time response parameters of photomultiplier tube are introduced and illustrated.

介绍了光电倍增管线性特性、时间特性参数的调试方法及举例。

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The Study on the High Temperature Property of Small-Type Photomultiplier Used in Nuclear Detection Well

核测井用小型光电倍增管高温特性的研究

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MCP photomultiplier was developed by use of the sandwich MCP cascade technology.

通过对双MCP级联技术的研究，研制出脉冲上升时间小于1ns，增益大于5×105的MCP光电倍增管。

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The signal of the photomultiplier is sampled 256 times each rotation of the compensator.

光电倍增管信号在每次补偿器旋转时采样256次.

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The photomultiplier tubes ( PMTs) are an optical sensor that is used widely in atmospheric monitoring instruments.

光电倍增管是一种用途广泛的高灵敏度光传感器。

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this effect by using a device made of a vacuum phototube, photomultiplier tubes.

利用这种效应所做成的器件有真空光电管、光电倍增管等。

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When light enters the photocathode of a photomultiplier tube, photoelectrons are emitted from the photocathode.

当光线进入光电阴极的光电倍增管, 光电子从阴极发出.

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A circuit for taking out timing signal from one dynode of photomultiplier is described.

介绍一种从光电倍增管倍增极引出快信号的电路。

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Experimental Study for Thermal Noise Characteristic of Photomultiplier

光电倍增管热噪声特性实验研究

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Using coincidence method, transit time spread ( TTS) is measured with Cherenkov light produced by cascade γ radioactive source, 60Co on photocathode window of photomultiplier tube ( PMT).

采用符合方法，测量级联γ放射源60Co在光电倍增管（PMT）光阴极窗上激发产生的切伦科夫光，从而测定PMT渡越时间涨落。

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The TL can be measured using a sensitive detector known as a photomultiplier tube.

这种光可以被一种叫光电倍增器的敏感检测器测试到.

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In the use of photomultiplier, to employ some ways of electromagnetic shielding, low temperature control, getting of stray light in application of photomultiplier in detail to increase the certainty of measurement of starlight illumination.

光电倍增管存使用中采用电磁屏蔽、低温控制、消除杂散光等方法，提高了等级星照度测量的精度。

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Suitable for low-light-level detection applications, the photomultiplier tube ( PMT ) provides extremely high sensitivity and ultra-fast response.

适合微光探测应用, 光电倍增管 ( PMT ) 提供极高的灵敏度和 超快速 响应.

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An Atmospheric Monitoring Sensor with High Sensitivity-Photomultiplier Tubes

适用于大气监测的高灵敏度传感器&光电倍增管

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A He-Ne laser is used as a light source, and a photomultiplier tube as a detector.

使用He-Ne激光作为光源, 光电倍增管作为探测器.

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Determine the fluorescent dye of the subject, and types of the laser, filters, dichroic mirror and the photomultiplier tube of the detection system.

确定课题的荧光染剂，以及检测系统的激光器、滤光片、二向色镜和光电倍增管等器件的型号。

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Most photomultiplier tubes require anode-to-cathode potentials of from 1000 to 3000 V.

大多数光电倍增管都要求其阳极到阴极的电位在1000V到3000V之间.

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Phototube and photomultiplier tube It is therefore advisable never to use an excessively high working voltage for a multiplier cell.

光电管与光电倍增管因而光电倍增管不使用过高的工作电压是很有道理的。

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All of the three factors including photomultiplier voltage, excitation and emission monochromator slit width of fluorescence spectrophotometer have significant influences on precisions, sensitivities, detection limits, while only excitation monochromator slit width significantly affect the peak widths at half-height.

荧光分光光度计检测器光电倍增管的工作电压、激发和发射单色器狭缝宽度等三个因素对精密度、灵敏度及检出限均有显著影响，对半峰宽度有显著影响只有激发单色器狭缝宽度。

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An optical fiber transports the light to the photomultiplier.

光纤传输光线到光电倍增管.

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