查询词典 crystal detector

The results show that the rise time is 324 ps and the FWHM is 686 ps. The ZnO:Ga crystal has a good response to heavy charged particles. It is possible to develop an efficient alpha particle detector for use in a deuterium tritium neutron generator and other new radiation technology.

结果表明，ZnO：Ga晶体对α粒子响应的上升时间为324 ps、半高宽为686 ps，该晶体对重带电粒子具有非常好的响应特性，为伴随α粒子监测和发展新的辐射探测方法提供了新的选择。

At the heart of Abancens' team's detector, which is called a scintillating bolometer and resembles a prop from The Golden Compass, is a crystal so pure it can conduct the energy ostensibly generated when a particle of dark matter strikes the nucleus of one of its atoms.

亚巴塞斯团队开发的暗物质探测器名为"闪烁辐射热测量仪"，外形酷似科幻大片《黄金罗盘》中的道具，核心是一个纯度极高的水晶体，可以传导暗物质粒子撞击其原子核时产生的能量。

It consists of a bridgeable divide-by-8 prescaler with an integrated preamplifier, a 15-bit programmable divider, a crystal oscillator and a reference divider with two selectable divider ratios (512 / 1024), and a phase/frequency detector together with a charge pump which drives the tuning amplifier.

它包括一个集成前置放大器，一个15位可编程分频器，晶体振荡器和一个带有两个可选分率（512 / 1024），和相位/频率检测器连同参考分频器的弥合的分频8预分频器电荷泵的驱动器调谐放大器。

For a new crystal LiNbO3 detector, a new theoretic calculating method is presented for the first time.

对一种新的用于超快电磁脉冲检测的晶体探测器，首次给出一个普遍情况下的理论计算方法。

The crystal size of detector is 100〓×400mm, with endsurfaces hexagonal in shape with 2-cm sides.

探测器的CsI(T1)晶体尺寸为：100〓×400mm，截面为六边形，每边长2cm。

The long designed path of the X-ray spectrometer beam is 980 mm from the source to the detector via the crystal. Experiment is carried out at a 20-J laser facility.

物理实验在中国工程物理研究院激光聚变研究中心20J激光装置上进行，入射激光能量为6.78J，成像板获得了铝激光等离子体X射线的光谱空间分辨信号。

A study on the effe ct of slotting technology and surface treatment upon energy resolution for BGO crystal array detector used in positron emission tomography-PET is de scribed.

介绍了用于正电子发射断层扫描仪的阵列式探测器中的BGO晶体开槽工艺和表面处理对探测器能量分辨率影响的研究，并给出了有关的实验结果。

The problem, which studies techniques of density tool design and measure, deals with logging point, shielding material, detector crystal, spacing and detecting depth, tally energy window.

研究密度仪器设计和测量技术中涉及到的记录点、源距、探测深度、屏蔽材料、探测器晶体和能窗选择等相关问题。

Among the materials, much attention has been paid to Hg〓Cd〓Te crystal due to the detector's higher quantum efficiency.

其中，Hg〓Cd〓Te晶体因探测器量子效率高而倍受青睐，Bridgman法是国内外生长Hg〓Cd〓Te晶体的基本方法。

The malfunction places include X-ray generation device, vacuum of sample and spectrum chamber, detector, crystal and goniometer.

应晓浒，张卫星，陈晓东。波长色散X射线荧光光谱仪的性能测试方法介绍。光谱实验室，2000，17(3)：

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。