查询词典 overpotential

Results show that the iron acts as active site in the film which makes the overpotential lower, and changes the rate-limiting from primary discharge of OH - ions to the recombination of oxygen atom.

结果表明，作为活化中心的铁能使过电势降低，并且随着溅射过程氧流量的增加催化性能增强，铁的掺入使得速率限定步骤由OH-的释放变为氧原子的结合。

Furthermore, LSN-7Ag composite cathode exhibited the lowest overpotential of about 32 mV at a current density of 144 mA.cm~(-2) at 700 oC in air. In conclusion, we have explore a new kind of cathode material and we got some nice results when user in on IT-SOFC.

总之，本文以寻找一种新型的固体氧化物燃料电池阴极材料为出发点，进行了材料的合成和相关的测试研究，并最终用于中温SOFC的制备中，取得了很好的效果。

The direct electroreduction of nitrite requires large overpotential on most electrode surfaces, however, various transition-metal complexes were proved to be good catalysts for nitrite reduction.

NO〓〓的直接电还原需要很高的过电位，但各种各样的金属配合物被证明是NO〓〓电还原的良好催化剂，而我们在实验中惊奇地发现一系列饱和未取代的和稀土取代的杂多化合物对NO〓〓还原产生良好的催化作用。

The Myb/MWNTs modified GC electrode can catalyse the electroreduction of O2, H2O2 and NO, with a significant lowering of overpotential.

SCE处观察到一对可逆的氧化还原峰，这是Myb的血红素辅基Fe / Fe氧化还原电对的特征峰。

Hydrogen storage alloy electrode ; Hydrogen evolution reaction ; Overpotential ; Faradaic impedance

贮氢合金电极；氢气析出反应；超电势；法拉第阻抗

The addition ofIn significantly increases the overpotential of hydrogen evolution, decreases the corrosion currentdensity, increases Tafel slope 〓 and polarization, decreases Tafel slope 〓 and anode polarization,improves the reversibility of oxidation and reduction reaction, increases 〓 diffusion coefficientand avoids the oversaturation of zincate in electrolyte.

Zn-In合金电极主要是改善了锌电极的抗腐蚀能力和氧化还原反应的可逆性，其在放电容量和循环寿命方面的改善效果并不明显。

At 25℃,in 30w/o KOH aqueous,when current density is 2000A/m 2,the evolution oxygen overpotential of the oxidized Ni anode decreases 260mV relative to unoxidized Ni anode.

常温下，电流密度2000A／m2电解30％KOH水溶液时，脉冲电流氧化的Ni阳极析O2超电势比普通Ni阳极下降260mV。

It was found that in neutral deoxygenated solution, the presence of FeTPPS or MnTPPS decreases the overpotential of NADH oxidation at a glassy carbon electrode, the processes are explained in terms of EC mechanism.

结果表明，在除氧的中性溶液中FeTPPS和MnTPPS降低了NADH在玻碳电极上氧化的过电位，过程用EC再生机理解释。

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。