查询词典 electrode effect

While electrode performance of these materials was deter mined by the simulated battery test. Based on these results, the effects of the mechanical alloying, the composition with AB5 hydrog en st orage alloys and electroless plating on the electrode capacity of Mg2Ni hydrogen storage alloys were discussed.

利用X射线衍射、扫描电镜分析了经过处理的材料的微观结构，并用模拟电池法测定了该材料的电极性能，并讨论了化学镀和与AB5型储氢合金复合等因素对Mg2Ni合金电极特性的影响。

Compared with mercury film electrode, oscillographic chronopotentiometry at silver disk electrode has fine sensitivity and precision.

与用汞膜电极的示波计时电位法相比，银盘电极上的示波计时电位法具有图形稳定、灵敏度高、精密度好及测定的线性范围宽等优点。

The oxidable potential difference of DA and AA was about 184 mV at Poly-Evans Blue modified electrode. So it is used to simultaneously determine the DA and AA without any interference. The interference of other components could be efficiently eliminated at the modified electrode, and this method can be used for determination of DA and AA in real sample with satisfactory results.

当DA与AA共存时，由该修饰电极检测的二者氧化峰电位差达184mV，故可同时测定DA和AA，并有效消除其它组分对DA测定的干扰，已用于实际样品中DA和AA含量的测定，结果令人满意。

In order to improve the electro-catalytic activity of platinum based catalyst to methanol oxidation, in this thesis, firstly prepare heteropoly acid modified Pt/GC electrode with different concentration by cyclic voltammetry method, and then test the cyclic voltammetry curves individually in vitriolic and methanol solution. The study shows the best concentration for both phosphomolybdic acid and phosphotungstic acid is 1×10~(-3)mol/L. And find the more heteropoly acid modified on electrode, the lower peak-up potential towards methanol because of the existence of oxygenous species.

为了改善铂基催化剂氧化甲醇的催化活性，本论文首先通过循环伏安扫描法制备了不同浓度磷钼酸和磷钨酸修饰的Pt/GC电极，通过研究Pt/GC电极在修饰前后在硫酸溶液中及含甲醇的硫酸溶液中的循环伏安行为发现，磷钼酸和磷钨酸均能在PtRu/C电极上发生氧化还原反应，而且杂多酸修饰浓度对Pt/GC电极氧化甲醇的催化活性有很大影响。

Increased concentrations to 2×10〓, 2×10〓mol·L〓, securinine potentiated both basal PS and the magnitude of LTP induced by HFS. 2、Effects of securinine on synaptic transmission in freely moving rats Rats were chronically implanted with a stimulating electrode in the perforant path of hippocampus and a recording electrode in the granule cell of dentate gyrus.

一叶萩碱对清醒自由活动大鼠海马齿状回突触传递活动的影响为了更直接的研究学习记忆与突触效能的关系，我们采取慢性种植电极，在大鼠清醒状态下，观察药物对近生理状态下大鼠突触传递的影响。

The result shows that PtRuMoO_3/C shows the best catalytic activity towards methanol and phosphomolybdic acid modified PtRuMoO_3/C electrode can be considered as the best anodic electrode for DMFC.

分别采用磷钼酸和磷钨酸对三种催化剂得到的催化电极进行了修饰，并用循环伏安曲线和不同电位下的恒电位I-t曲线测试了它们的性能。

Organic photodetectors with switchable photosensitivity are achieved using organic photoactive layers in electrode/organic/electrode structures.

在电极／有机物／电极结构中使用有机光敏层实现可切换感光灵敏度的有机光电检测器。

It was found that photochemical deposition of Hg occurred at the layer of TiO2 covering the surface of titanium electrode under UV irradiation, the adsorption of sulfadiazine on the photochemically deposited Hg was stronger than that on the electrochemically deposited Hg, and a method for the determination of sulfadiazine was proposed by the adsorptive stripping voltammetry based on photo-chemical deposition of Hg on Ti electrode.

该研究发现采用紫外光照射钛电极表面氧化钛层能够光催化还原Hg(上标致2+)生成Hg微粒，在Ti基电极上光化学沉积Hg比电化学沉积Hg对磺胺嘧啶具有更强的吸附作用，基于光化学沉积Hg/Ti电极建立了一种吸附溶出伏安法测定磺胺嘧啶的方法。

Experiment shows that for coated wire calcium ion-selective electrodes with copper matrix,there is a linear dependence of the electrode potential on logarithm calcium ion activities over a range of 10'(-1)-2x10~(-5) mol/L,the limit of detection is 8x10~(-6) mol/L,the electrode pote...

结果表明，铜基涂丝钙离子选择电极线性范围为10~(-1)-2×10~(-5) mol/LCa~(2+)，检测极限达8×10~(-6) mol/L，斜率为30±2mV，适用 pH 范围为4。 5-11。 0，响应时间少于15s，内阻低，选择性和稳定性好，使用寿命一般为三个月左右，并成功的用于水质分析及钙离子的有关络合物稳定常数的测定。

A stable, water-insoluable film was prepared by oxidative electropolymerization of pyrogallol in pH7.0 phosphate buffer solution, anti modified on a glassy carbon electrode surface by electrochemical method. The modified electrode was exploited for the selective preconcentration of Cu at a certain potential. The preconcentrated Cu was firstly reduced at a certain potential and then was determined by differential pulse stripping voltammetry.

采用电化学方法在pH7.0磷酸缓冲溶液中，将邻苯三酚氧化电聚合制成稳定的水不溶性膜修饰在玻碳电极表面，将制得的膜修饰电极在一定电位下选择性预富集铜，并用差分脉冲溶出伏安法测定。

Bob Eckert has been chairman and chief executive of Mattel for eight years.

美泰董事长兼首席执行官鲍勃·埃克尔特在任已8年。

The outlook for honors and disgraces carries on and surpasses the traditional outlook for honors and disgraces theoretically, and carries on and develops the theory of construction of socialist mora...

社会主义荣辱观的提出在理论上是对传统荣辱观的一次继承和超越，是对社会主义道德建设理论的继承和发展，在实践上有利于形成良好的社会风尚。