查询词典 photocurrent

According to the characteristic of this model,a method of detecting the weak photocurrent signal using cross correlation method is given,and the simulated experiment circuit realizing this ranging method is designed.

根据该测距模型的特点，提出了运用互相关法检测高频振动产生的微弱光电流的方法，并设计了模拟实验电路。

Secondly,a new capacitive trans-impedance amplifier is proposed to convert the photocurrent generated by weak fluorescence to voltage.

其次，本文提出一种新型的电容跨阻放大器结构读出电路来实现微弱荧光产生的光电流到电压的转换。

In addition, for photodiodes passivated with thin SiO2, Photocurrent decreases slightly, however dark current increases remarkably.

实验中还发现，薄钝化的二极管的光电流衰减最小，其暗电流增加最显著。

The expressions of the number of cycles in one photocurrent burst from the scattering light at different positions were shown.

对激光扫描测速技术中影响扫描频率提高的因素以及影响扫描范围、空间分辨率、空间分辨点数的因素做了分析和讨论。

We employ the concept on anticorrelation state of photocurrent or light field,and correctly explain the above experimental phenomenon.

文章采用光电流或光场反相关态的概念，正确解释了这一实验现象。

When the radiation is 1×10^14cm^(-2), the Photocurrent is only 80% of that before radiation and the dark current is 40 times of that before radiation.

另外，暗电流变化率随着辐照剂量迅速增加，当辐照剂量达到1×10^14cm^(-2)时，短波光电流仅为辐照前的80%，暗电流为辐照前的40倍。

In order to solve the problem, A new idea to obtain cross-section of traps by measuring modulated photocurrent spectroscopy at two different temperatures is also included.

本文系统地研究了用调制光电流谱法获得固体材料陷阱参数的Ohda理论，指出了该理论在确定陷阱密度分布时存在的问题，并提出了修正的方法。

Then the characteristics of dark and photocurrent, the UV photoresponse and the quantum efficiency of the detector were also investigated.

测试结果表明：Ag/n-ZnO/Ag 紫外探测器有明显的光响应特性和较高的量子效率。

This apparatus adopted the MCS-51 singlechip as the CPU, and the whole system was composed of the determined equipment, the basic system of the singlechip, photocurrent signal amplifier, AID switch, timer, LCD screen, expanded keyboard, expanded printer and RS232 serial communication.

该仪器采用MCS-51系列的单片机AT89C51作为CPU，系统由检测装置部分，单片机基本系统，光电流信号放大，A/D转换，时钟，液晶显示，键盘扩展，打印机扩展以及RS232串口通信等部分组成。

In this paper, some theoretical analyses and simulations are performed. It is found that the output photocurrent of the same piece of solar cell remains constant when the temperature and irradiation are the same and when the diode quality factors and reverse saturation currents are different.

文中通过理论分析与仿真研究，发现同一块太阳能电池在相同的温度和照度、不同的二极管品质因子和反向饱和电流下，输出的光生电流是相等的。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。