光电流

The thickness of the removed surface layer was dependent upon polishing time, current density and the concentration of perchloric acid.

分别在体积分数为5%， 10%和15%的三种高氯酸溶液中和在20， 25和30 Adm^(-2)三个电流密度下进行电化学抛光。

The crosstalk and photoactive area of neighbor mesa InGaAs detectors are studied by LBIC technique.

利用激光诱导电流技术研究了InGaAs台面探测器的相邻探测器间的串音和光敏感区。

The optimized analytical conditions were as follows: discharge voltage of 1 100 V, discharge current of 50 mA, preburn time of 45 s and integration time of 10 s.

以铁为内标元素，优化分析条件为放电电压1100V，放电电流50 mA，预溅射时间45 s，积分时间10 s，建立直流辉光放电光谱法测定硅钢中11种元素的定量分析方法。

Through investigating the effect of glow discharge parameters such as voltage,current,preburn time and integrating time on the precision and intensity of the emission line,the parameters of analyzing stainless steel were optimized and a new method for the determination of 11 elements in stainless steel by direct current glow discharge -optical emission spectrometry was established.

通过对直流辉光放电光谱法分析不锈钢样品光谱行为的研究，考察了工作参数如放电电压、电流、预溅射时间和积分时间对光谱强度和稳定性的影响。

Etching the surface of germanium layer could decrease the dark current and increase the responsivity under the visible light exposure.

当蚀刻锗层的表面时，我们可以得到较低的暗电流并且提升可见光下的光响应。

The phase of interference signal is modulated in time domain by sinusoidally changing the injection current of a laser diode.

通过正弦地改变半导体激光器的注入电流在时域内实现对干涉信号的相位调制，形成准外差干涉测量模式，提高了光程差的测量精度。

With the wavelength dependence of the Verdet constant, a large current could be measured by way of measuring the difference of th...

利用光纤维尔德常数随光波长变化这一特性，通过测量两种光波旋转的角度差，获得了大电流的测量值。

Isoniazid 100mg+Amikacin 200mg+Dexamethasone 2 mg were insufflated to the focus before and after operation. KTP laser therapy periods were 2 to 5 weeks, once weekly, therapy times were 1 to 2 seconds times 10 to 20, and intermittent times were 2 to 3 seconds, therapy current was 10A+.

KTP激光治疗2~5周，每周1次，每次治疗时间1、2s×10~20s，间歇2、3s，治疗电流10A+，导光纤维0.4mm或0.6mm，脉搏血氧计监视患者术前、术中、术后的心率和血氧饱和度的变化。

The MAX1579 features a tem- perature derating function to avoid overdriving the white LEDs during high ambient temperatures, enabling higher drive current below +42C. The MAX1578/MAX1579 are available in space-saving 24-lead 4mm x 4mm thin QFN packages.

MAX1579还具有降温一个温度降额功能，以避免在高环境温度下过驱动白光LED，更高的驱动电流低于+42使长该MAX1578/MAX1579可节省空间的24引脚4mm x 4mm的薄型QFN封装。

The invention discloses an optical-fiber all-optical code converter, comprising a temperature control circuit as well as optical-fiber Mach-Zed interferometer, heat sink, semiconductor refrigerator, thermosensitive resistor and radiator, where the interferometer is composed of two cascaded 3dB couplers on the heat sink, the relation between length difference delta L of two arms of the interferometer and generated delay time difference delta T is that delta L=c.delta T/n, where c is light velocity in vacuum and n is refractive index of optical fiber; the thermosensitive resistor is used to detect temperature of interferometer, the temperature control circuit is used to compare feedback voltage of the thermosenstive resistor with a given voltage to regulate working current of the semiconductor refrigerator, and the semiconductor refrigerator refrigerates or heat two arms of the interferometer by the heat sink.

本发明公开了一种光纤型全光码型转换器，它包括温控电路和位于密封盒内的光纤型马赫-泽德干涉仪、导热热沉、半导体制冷器、热敏电阻以及散热片；干涉仪由位于导热热沉上的二个3dB耦合器级联而成，两臂的长度差ΔL与产生的延时差ΔT之间的关系为ΔL＝c。ΔT/n，c为真空中光速，n为光纤折射率；热敏电阻用于对干涉仪的温度进行探测，温控电路用于比较热敏电阻反馈的探测电压和设定电压，对半导体制冷器的工作电流进行调节，半导体制冷器通过导热热沉对干涉仪两臂同时进行制冷或加热。

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。