查询词典 gallium arsenide

ABSTRACT Because of its high photoemission performance, gallium arsenide negative electron affinity photocathode has been developed rapidly and researched widely since it was found in 1960's.

砷化镓负电子亲和势光电阴极由于优异的性能，自60年代发现以来，获到了迅猛发展和广泛研究。

An automatic system for the measurement of two-dimensional distribution of resistivity of semi-insulating gallium arsenide wafer with three electrode guard method is presented in this paper.

本文介绍了三电极保护法半绝缘砷化镓材料电阻率二维分布自动测量系统，在实际应用中，温度波动、异常数据对测量结果产生严重影响，为此我们提出了一些措施。

Sub-band high-speed circuits of the past are the use of silicon bipolar and gallium arsenide process design, they have a certain speed on appeal. However, leads the prevalence of large and expensive power shortcomings.

高速的分频电路过去大都采用双极性硅工艺和砷化镓工艺进行设计，它们在速度上有一定的吸引力，但普遍存在功耗较大及价格昂贵的缺点。

Previous work of this research group produced high quality and stable silicon dioxide (SiO/sub 2/) film on gallium arsenide substrates by liquid phase deposition at room temperature.

本研究群先前已以液相沉积法在室温下成长高品质及高稳定度的二氧化矽膜。

For satellite applications, EMCORE offers high-efficiency compound semiconductor-based gallium arsenide solar cells, covered interconnect cells and fully integrated solar panels.

卫星应用， EMCORE提供高效率的化合物半导体的砷化镓太阳能电池，包括互连细胞和完全集成的太阳能电池板。

Tailored specifically for the micro-electronics industry for silicon, gallium arsenide, indium phosphide substrate, such as 6 "8" plate to check the production process; can easily transfer the rapid and accurate inspection of the displacement; also can be applied to other larger specimens need to check the process.

专为微电子行业量身定做，适用于硅、砷化镓、磷化铟等基片6"8"盘的生产工艺检查；可以方便的快移和精确的位移检查；也可以适用其它需较大面积标本的工艺检查。

The measurements clearly pointed the way to optical communication compact gallium-arsenide semiconductor lasers as the source, low-cost cladded glass fibers as the transmission medium, and silicon or germanium semiconductors for detection.

测试结果清楚地指出了光通信的道路--就是以紧凑的砷化镓半导体激光器为光源，廉价的包层光纤为传输媒质，硅或锗半导体为探测器。

The products fit optic crystal ,optic glass,semiconductor silicon slice,quartz crystal slice ,piezoelectricity porcelain,arsenide gallium,LiNbO3,molybdenum slice and metal, nonmetal brittleness material both and single side poshing and rubbing of pressurizing components.

产品主要适合：光学晶体、光学玻璃、半导体硅片、石英晶体片、压电陶瓷、砷化镓、铌酸锂、钼片、机械密封件等金属、非金属薄脆性材料的双面、单面研磨及双面单面抛光。

The TOSHIBA PM7346-BI consists of a silicone phototransistor optically coupled to a gallium arsenide infrared emitting diode in a four lead plastic DIP (DIP4) with having high isolation voltage AC: 5kVRMS

1第1页，本页显示记录1-14，共14条记录分1页显示东芝PM7346 - BI的由一个硅光光学耦合到一个砷化镓红外发光晶体管在4铅塑料DIP（DIP4）与具有高隔离电压（交流二极管：5kVRMS）。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。