查询词典 hydrogen electrode

A hydrogen peroxide biosensor is prepared by using potato tissue as the biocatalyst and combining with a oxygen electrode.

以马铃薯组织作为生物催化材料与氧电极结合研制成过氧化氢传感器，具有灵敏度高、选择性好和寿命长等特点。

Flavin enzyme firmly attached onto metal oxide surface and this modified electrode showed promising electrocatalytic activities towards reduction of hydrogen peroxide (H2O2) in physiological condition.

黄素酵素稳固的依附在金属氧化物的表面，且此修饰电极可对於过氧化氢产生相当大的电催化效果。

The results indicate that the coated Pb not only can increase the overpotential of hydrogen evolution, but also can shift the corrosion potential of zinc electrode to the more positive position, so as to decrease the corrosion rate.

结果表明：在泡沫镍集流体上镀铅不仅可以提高电极的析氢过电位，还能使其腐蚀电位正移，减小腐蚀程度；同时还能在一定程度上解决锌电极的钝化问题。

A new type of storage hydrogen gas cell was designed with membrane electrode made of Ni/AC electro-catalyst and aluminum alloy.

采用化学还原法制备了以椰壳活性炭为载体的Ni／AC 电催化剂。

Molybdates were reduced to adsorbed hydrogen molybdenum bronzes on platinum electrode in H 2SO 4 solution during potential sweep cathodically.

钼酸盐在铂电极上硫酸溶液中还原形成钼青铜，吸附在电极表面，铂电极因钼酸盐的还原和钼青铜的氧化而得到修饰。

A special electrode J557GR with high toughness and ultralow diffusible hydrogen in weld metal was developed.

在此基础上研制了高韧性、超低氢及操作工艺性优良的、适用于屈服极限为400～450N／mm2级的低合金钢用J557GR高韧性焊条。

The hydrogen precipitation of different metals, platinum, lead, nickel, iron and titanium, were discussed in different pH value and current density. By using Cyclic Voltammetry to study the reduction reaction, copper, titanium, lead, Ti/PbO2 and Ti/MnO2 as cathode respectively, it is proved that sodium metaborate can be electrochemically reduced to sodium borohydride. The kinetic parameters and fractal dimension of these electrode, graphite, lead iron Ti/PbO2 and Ti/MnOa etc, will be researched.

采用循环伏安法，分别以铜、钛、铅、钛、Ti／PbO_2和Ti／MnO_2作为阴极，对该反应进行实验研究，证实了偏硼酸钠电化学还原制各硼氢化钠的可能性；分别对石墨、铅、铁、Ti／PbO_2和Ti／MnO_2等电极在本实验体系中的电极动力学参数(a，b，i_0)及分形维数进行了讨论，认为Ti／PbO_2为该体系中的最佳电极材太原理工大学硕士研究生学位论文料。

La-Mg-Ni system La0.83Mg0.17Ni Mn0.1 (x=3.4, 3.6) hydrogen storage, alloy electrode has been explored. Different time annealing treatment at 1173K has been applied to the alloy. XRD and Rietveld refinement method and Scanning Electron Microscopy analysis showed that the alloy annealed at 1173K for 8h singler type A2B7 and A5B19 phase composition can be obtained.

以La-Mg-Ni系La0.83Mg0.17NiMn0.1(x=3.4， 3.6)为研究对象，合金在1173K进行不同时间退火处理，通过XRD及Rietveld全谱拟合方法和扫描电镜背散射分析表明，在1173K退火8h分别可得到较单一的A2B7与A5B19型相结构合金。

It is found that Ni is an indispensable element in Zr-based Laves phase hydrogen storage electrode.

本文首先综述了国内外金属氢化物-镍电池及锆系Laves相贮氢电极的研究进展情况。

As power battery for electric vehicle,lead acid battery has many shortcomings such as low specific capacity,the poor ability of charge acceptance and low active material utilization efficiency;corrosion of grid,sulfating of negative electrode ,hydrogen and oxygen evolution reaction and other phenomena occur during over charge-discharge and cause the capacity loss or fade to the batteries.

作为电动车用电池，铅酸蓄电池仍然存在着比能量低、充电接受能力差、活性物质利用率低等缺点，板栅的腐蚀、负极硫酸盐化、析氢、析氧等现象会引起充放电过程中不必要的副反应，这将导致电池容量的损失及衰减。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。