查询词典 Ru

It is based on a fact that oxytetracycline reacts with tris (2,2'-bipyridine) ruthenium [Ru(superscript 2+ subscript 3)] to produce enganced electrochemiluminescence signals.

基于土霉素在铂电极上增强三联吡啶合钌[Ru(上标 2+下标 3)]的电化学发光信号，并结合流动注射分析技术，建立了1种测定土霉素的电化学发光分析新方法。

Zeolite Y sieves are used for preparation of ECL sensor for the first time by immobilizing tris (2, 2'-bipyridyl) ruthenium Ru (bpy 〓 in their supercages, which is achieved through the ion exchange properties of the sieves.

Ru〓固定于分子筛修饰碳糊电极的电化学发光与可更新无试剂海洛因传感器研究制备了一种能简单、快速、灵敏地测定海洛因的电化学发光传感器。

The optimal measuring conditions were investigated. The results indicated that the catalytic reaction to Pt and bromocresol purple was the first-order reaction. The apparent activation energy was 217.4kJ/mol and the maximum absorption wavelength of fading reaction was at 434 nm. The linear range of Pt was 0.16-4.0μg/L and the detection limit was 2.5×10^(-11)g/mL. Most of common ions had no interference with the determination, while ten multiples of Ru, Rh and Os had interference with the determination of Pt. Therefore.

选择了最佳测定条件，实验结果表明，催化反应对铂和溴甲酚紫为一级反应，反应的表观活化能为217.4kJ/mol，褪色反应的最大吸收波长为434nm，方法测定R哪的线性范围为0.16~4.0μg／L，检出限为2.5×10^(-11)g/mL，大多数常见离子不干扰测定，10倍以上的Ru，Rh和Os对测定有干扰，可在测定前分离除去。

Ru and Mo co-modified Pt electrode has the highest catalytical activity for CO〓 oxidation.

Ru和Mo共修饰的Pt电极对吸附CO的氧化具有最高的催化活性。

During liquid phase hydrogenation of cinnamaldehyde at atmospheric pressure, the Ru-B catalyst prepared exhibited excellent selectivity to cinnamyl alcohol.

Ru-B催化剂在肉桂醇液相常压加氢中显示出较高的肉桂醇选择性。

Ruthenium-modified solid catalyst Ru-Co2-CeO2 was applied to the lactonization of diols in the presence of molecular oxygen and achieved highly efficient catalytic performance.

将钌改性的固体催化剂Ru-Co2-CeO2用于以分子氧作为氧化剂的二元醇的催化氧化内酯化反应中，发现该催化剂具有很好的催化反应性能。

ATRP initiation systems consist of organic chloride initiators (RCl, RBr or aryl sulfonyl chloride, etc.), transition-metal catalysts in lower oxidation state Cu(I, Fe, Ru, Ni, etc. and organic electronic-donating ligands (2,2'-bipyridine―bipy or bpy, PPh3, multidentate ligand compound 1,1,4,7,7-pentamethyldiethylenetriamine, etc.).

普通ATRP引发体系包括引发剂主要为氯或溴化物，芳基磺酰氯；低价过渡金属卤化物如Cu， Fe，Ru，Ni等；有机配体如2，2'-联吡啶，PPh3，脂肪族多元胺等。

Also, it is possible to prevent conductive films and the like located below the Ru film from oxidizing.

而且，可以防止位于Ru膜下面的导电膜等氧化。

The floatation rate of Pd (superscript 2+) reaches 100% when the concentrations of NaNO3, KBr and cetyl pyridinium bromide in solution are 0.05 g/mL, 3.0×10^(-2) mol/L, 5.0×10^(-4) mol/L(pH 4.0), respectively. Pd (superscript 2+) could be separated from Ru (superscript 3+), Al (superscript 3+), Cr (superscript 3+), Ni (superscript 2+), Ga (superscript 3+), Fe (superscript 3+) and Zn (superscript 2+) by floatation quantiatively. A method of flotation separation and enrichment of Pd (superscript 2+) was established.

当溶液中硝酸钠、溴化钾、溴化十六烷基吡啶的浓度分别为0.05 g/mL，3.0×10^(-2)mol/L，5.0×10^(-4)mol/L，在pH 4.0时，Pd(上标 2+)的浮选率达到100%，Pd(上标 2+)可与Ru(上标 3+)，Al(上标 3+)，Cr(上标 3+)，Ni(上标 2+)，Ga(上标 3+)，Fe(上标 3+)，Zn(上标 2+)定量分离，据此建立了浮选分离和富集Pd(上标 2+)的新方法。

A highly active hydrogen added catalytic nanometer Ru/C is made by reducing metal ruthenate, getting nanometer ruthenate metal glue under the protection of surface activator, filtering, washing glue solution drawing by the carrier to get highly scattered loading nanometer ruthenate metal catalyst.

本发明涉及一种高活性加氢催化剂纳米Ru/C的制备方法，该方法首先通过化学还原金属钌盐，制得表面活性剂保护下的纳米钌金属胶体，然后用载体吸附制得的胶体溶液，经过滤，洗涤，获得高度分散的负载型纳米钌金属催化剂。

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。