查询词典 vis

Fluorescence, UV-vis and NMR are the most common methods in the research of chiral recognition. According to these methods, the latest research progress in the synthesis of chiral receptors based on calix[4]arenes and their applications in the chiral recognition are summarized.

在手性识别的研究中，荧光、紫外和核磁是3种最常见的研究方法，本文根据这3种方法进行分类，综述了近年来以杯[4]芳烃为分子骨架的手性受体的合成及其在手性识别中的应用。

UV-VIS spectrophotometry method and HPLC were used to determine the content of total flavone and gallic acid in Polygonum capitatum from five different provenances.

方法］采用紫外分光光度法和高效液相色谱法分别测定5批不同种源头花蓼中总黄酮及没食子酸的含量。

The results can be expressed as follows:(1) With the increase of water phase content, the amine salt aggregated orderly in different forms such as W/O micro-emulsion, nodus-knot catenulate aggregates, layer liquid crystal and O/W micro-emulsion.(2) In layer liquid crystal, SO〓 mainly combined with amine salt cation by two oxygen atoms in bridge.(3) In UV-VIS spectrum of layer L. C., there is an absorption about 500 nm and "light short circuit"appeared about 430 nm. These phenomena may be very important for measuring the distance between the layers of the L.

研究发现该体系随水相含量的增加，胺盐发生不同形式的有序缔合，分别形成了W/O型微乳液、&节-结&型链状缔合体、层状液晶和O/W型微乳液：在层状液晶中，SO〓主要以桥式双齿配位形式存在，中性胺分子有利于体系中液晶的形成；层状液晶于500nm波长处有一吸收峰，在430nm附近发生&光短路&现象，该现象可能对测定层状液晶的层间距有重要意义。

UV-Vis spectrum showed that some monomer or oligomer were existed in this film. The results demonstrated that the PPy chains were served as both the reductant of chloroauric acid and the ligands to stabilize gold-NPs.

接着利用吡咯单体及寡聚体具有的还原性，将新合成的聚吡咯膜浸泡在氯金酸水溶液中搅拌反应，通过扫描电镜观察发现，在膜中还原生成了大量的金纳米粒子，同时在膜的表面也观察到了金纳米粒子的存在。

In this paper, the distribution of clinopyroxene, orthopyroxene, olivine, plagioclase and ilmenite on lunar surface was mapped based on Hapke radioactive transfer model and linear unmixing of spectra using Clementine UV/VIS/NIR data. The result is compared with the results obtained by previous researchers and Apollo sample analysis, and the problems existing in mineral abundance mapping are analyzed preliminarily.

基于Hapke模型与光谱线性分解的矿物提取方法，利用Clementine UV/VIS/NIR数据提取月表单斜辉石、斜方辉石、橄榄石、斜长石及钛铁矿等5类主要矿物的体积百分含量分布，并基于阿波罗月岩矿物分析数据对提取结果进行评价，对方法和提取结果中存在的问题进行分析，提出了进一步改进的措施。

And the content of capillary ion chromatography instrument includes micro-flow pump, injector, suppressors, conductometric detectors, UV-Vis detectors and fluorescence detectors with small volumes.

对毛细管离子色谱仪的总结包括微流量泵、小体积进样器、适合毛细管离子色谱系统的小体积抑制器、电导和光学检测器等。

And the content of capillary ion chromatography instrument includes micro-flow pump, injector, suppressors, conductometric detectors, UV-Vis detectors and fluorescence detectors with small volumes.

对毛细管离子色谱仪的总结包括微流量泵、体积进样器、合毛细管离子色谱系统的小体积抑制器、导和光学检测器等。

Raman spectrum, UV-Vis spectra, IR, NIR and XPS spectra were used to characterize the material. The result indicates that there is a conjugative effect between MWNT and bromine, which induces the change of electron distribution on the MWNT surface. It increased the car- rier density and the electrical conductivity of MWNT became higher.

通过拉曼光谱，紫外可见光谱，红外吸收光谱，近红外吸收光谱和X光电子能谱等方法研究，结果表明：溴与多壁碳纳米管之间存在共轭作用，使多壁碳纳米管表面的电子云分布发生了变化，导致空穴载流子的产生，增加了载流子浓度，提高了多壁碳纳米管的导电性能。

The structure of cuprous oxide nanospheres was characterized by XRD, SEM, BET and UV-vis spectrophotometer.

采用XRD、SEM、BET和紫外-可见分光光度法等手段对所制备的纳米Cu2O开口空心球进行表征。

The catalytic effects of Cu2+ and Ce3+ were also studied. Finally, the amount of hydroxyl radicals produced by CGDE were measured by decolour UV-vis spectrometer.

当操作电压是480 V及电流约65-80 mA时，考察了不同反应时间、不同Fe2+浓度、以及Cu2+、Ce3+对甲基橙辉光放电电解效果的影响；最后对用接触辉光放电技术处理有机废水的机理进行了进一步探讨。

He studied their excrement for evidence of livestock hair.

他为家畜毛的证据研究他们的粪便。

Loneliness is not grounds for deportation, deportation of the people are not all lonely people.

寂寞也不是放逐的理由，放逐的人也并不都是孤独的人。