查询词典 Wavelength

According to the, characteristics of the photoluminescence of porous silicon and Zinc oxide, intensively white photoluminescence was obtained by combining the blue-green emission from ZnO films with the red emission from porous silicon layers under proper excitation wavelength.

本课题根据多孔硅(Porous Si，PS)和ZnO光致发光谱的特征，拟采用多层膜发光的形式实现白光发射。

The result of scanning showed that the maximum absorptive wavelength is 290 nm.

在紫外光区扫描结果表明，TCP在290 nm处存在一最大吸收峰。

Methods: To determine the content of the aconitine by dual wavelength TLCS.

采用双波长薄层扫描法测定了其中的乌头碱含量。

This invisible barcode adelomorphic mediators and special paper by photochemcal clutured, cannot open, can only be used for a one-time use, does not recognize the human eye, and neither does a visible light photography, photocopying of imitation, which can be used only when a certain wavelength of the reading of the bar code scanner information, at the same time this scanner for General black and white bar codes also compatible.

这种隐形条码隐形介质与纸张通过特殊光化学处理后融为一体，不能剥开，仅能供一次性使用，人眼不能识别，也不能用可见光照相、复印仿制，辨别时只能用发射出一定波长的扫描器识读条码内的信息，同时这种扫描器对通用的黑白条码也兼容。

There was hardly absorbance spectra change of L when thepH changed from 2 to 12, but the maximum absorbance wavelength ofL-Zn~(2 ) complex red-shifted when the solution became alkalescent.

而在碱性条件下L-Zn~(2 )配合物的紫外吸收光谱的最大吸收波长红移。

However, the long wavelength emission did not appear in PL spectra of the polymers substituted with alkyl and alkoxy.

苯环上烷基、烷氧基取代的聚合物则具有优异的光谱热稳定性能，其在空气退火的薄膜没有出现低能的长波发射。

In this method, blue-violet compound formed through reaction between amido and nihydrin hydrate can be detected at 570nm wavelength, and its content is proportional to the peak area. This method is easy to use, sensitive, and saving time. Its average recovery is 98.4%, and relative standard deviation is 1.0%.

试验主要利用氨基酸的氨基与茚三酮水合物反应可生成蓝紫色化合物，该化合物最大吸收峰在570nm波长处，且此吸收峰值的大小与氨基酸释放出的氨基成正比，因此可作为氨基酸定量分析方法。

The Hypersil ODS column was used in HPLC, and mobile phase was composed of acetonitrile-0.25% aminic acid ammonium (25:75). The detection wavelength was at 305nm.

含量测定采用Hypersil ODS色谱柱；乙睛：0.25％甲酸铵（25：75）为流动相；检测波长，305nm；流速：1.0mL·min-1。

The largest amplificatory wavelength in this experimental situation,found through analysis and numerical calculation,is 4.0 mm,which is validated by Naphthalene visualization.

通过升华法试验验证了理论分析与数值计算结果。在试验中使用丝网印刷技术在后掠机翼前缘添加粗糙带，成功地引入了理论计算的最大放大率波长。

A new approach by use of an electro-optic aperiodically poled lithium niobate is proposed to realize Q-switch operation of the simultaneous dual-wavelength laser.

利用PPMgO：LN晶体，获得了1571~1679nm范围内的宽带输出。5、提出了一种利用倾斜周期极化晶体非共线光学参量振荡产生宽带光源的新方法。6、提出了一种利用非周期极化铌酸锂晶体电光效应实现双波长激光器调Q的新方案。

Finally it offers the analysis of the fault-tolerance system as well as its test verification.

这样，运行于空间环境中的系统的设计目标就是在保证系统实时性

However, it is still difficult to find out the real reason of the increase of the keratinized gingiva during the orthodontic extrusion whether it is due to the proliferation of the gingival tissue or to its elastic nature, that is because the proliferation of the fibroblasts as well as the connective tissue changes in volume and the intra-fibers spaces were all immeasurable in most of the studies.

然而，仍然难以找到真正的原因增加的角化牙龈在正畸挤压它是否是由于扩散的牙龈组织或其弹性性质，这是因为增殖的成纤维细胞以及作为结缔组织的变化量和内部纤维空格都是不可估量的，大多数的研究。