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Germanate glasses in CaO-BaO-Al2O3-SiO2-GeO2 system with the yttria contents of 0-6.84% were prepared by conventional melt quenching technique. The effects of yttria contents on structure and properties of the glass system were investigated.

采用传统熔体冷却法制备氧化钇含量为0~6.84%系列的多元锗酸盐玻璃,研究氧化钇含量对CaO-BaO-Al2O3-SiO2-GeO2玻璃系统的性能与结构的影响。

Low γ ray with 59.6keV energy acts as excitation for rare earth inaqueous and organic phase samples in separation processes by solvent extraction. As aresult, characteristic K series X-ray fluorescence of rare earths emitted. X-ray wasdetected by high purity planar Ge after transmitting Be window. The signals wereamplified by pre-amplifier or main amplifier, and the amulated signals are converted todigital ones.

对溶剂萃取法生产稀土流程中的有机相和水相试样,采用放射性核素〓的59.6keV单色能量激发稀土元素,得到特征K系X射线荧光,透过Be窗经高纯平面锗半导体探测器检测其强度,再经放大器、模数转换和多道缓冲存诸记录试样的能谱。

The effects of dioxide germanium on soluble protein and chlorophyll contents, activities of protective enzymes of the protocorm of Dendrobium officinale are studied in this article.

研究了不同浓度的锗(GeO2)对组培铁皮石斛原球茎的鲜重、可溶性蛋自质、叶绿素含量以及保护酶系统(SOD, CAT, POD)活性的影响。

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。

G.8251 . Until now the similar solutions were carried out on the technologies siGe or biCMOS (bipolar KMOP- process), however, their energy consumption in certain cases reaches triply larger value in comparison with the KMOP- microcircuits.

直到现在,类似的解决办法进行了硅锗技术或的BiCMOS ,但其能源消费在某些情况下,达到三重较大的价值比较KMOP ,微型电路。

A layer of tin atoms on a germanium surface forms a flat lattice, but at temperatures below about 150 Kelvin--for reasons that aren't entirely clear--the tin layer spontaneously corrugates to form a new structure, or phase, with one atom out of every three moving away from the substrate.

一层锡原子在锗表面可以形成一个平整的晶格,但是当温度低于150K锡原子层会自发的褶皱起来形成一种新的结构,或者说是新相,这时每三个原子中会有一个运动而离开基质表面。

Using SiGe technology and a fully differential archi- tecture, the device offers superior digital signal characteristics and very low clock skew error.

利用硅锗技术和全差分阿尔基-丁桃源,该器件提供卓越的数字信号的特点和非常低的时钟偏移误差。

The high rotten coal (including the anthracite and meager coal ) radioactive level is relatively low,( 238U: 29.1Bq/kg , 232Th: 25.9Bq/kg , 226Ra: 37.5Bq/kg), obviously lower than the radioactive levels of the brown coal and bituminous coal, and fluctuating range little relatively stable until Lincang uranium germanium colliery HeKai Tian little dragon's pool power plant make , investigate than right far correctly, prove natural radioactive nuclide (238U , 232Th , 226Ra ) than activity transformation in the course of utilizing and give locality radiate influence that environment bring.

高变质煤放射性水平相对较低,(238U:29.1Bq/kg、232Th:25.9Bq/kg、226Ra:37.5Bq/kg),明显低于褐煤和烟煤的放射性水平,且波动范围较小、相对稳定通过对临沧铀锗煤矿田和开远小龙潭电厂作出调查比对,说明了天然放射性核素(238U、232Th、226Ra)比活度在利用过程中的转移以及给当地放射环境带来的影响。

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。

A contemporary TI press release about the TR-1 calls the components "n-p-n grown junction, germanium triodes."

一则关于TR-1的当代TI新闻发布稿称,这种新型的元器件是&n-p-n生长的结,也就是锗三极真空管。&

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