查询词典 electrochemical

The electrochemical adsorption behavior and mechanism of diethyl dithiocarbamate on the surface of marmatite, which are different from the mixed potential model of flotation electrochemistry, were studied by spectrum analysis, CA voltammetry and constant potential step.

摘 要：采用光谱分析、循环伏安及恒电位阶跃法，研究了乙硫氮在铁闪锌矿表面吸附的电化学行为及机理，该机理与浮选电化学的混合电位模型并不一致。

Under acidic condition, the dimer diethyldithiocarbamate （D2） is formed on marmatite through the electrochemical adsorption of diethyl dithiocarbamate at 0 - 200 mV.

采用光谱分析、循环伏安及恒电位阶跃法，研究了乙硫氮在铁闪锌矿表面吸附的电化学行为及机理，该机理与浮选电化学的混合电位模型并不一致。

These data meaned that the sample had better electrochemical stability in three potential windows.

这些结果表明样品在三个电压区间均具有优良的电化学稳定性。

Sodium borohydride ; sodium metaborate ; electrochemical reduction ; cyclic voltammetry

硼氢化钠；偏硼酸钠；电化学还原；循环伏安法

In design of formulation of S97 salt-spray and corrosion resistant coatings, AC impedance electrochemical technology is used for determination of pigment volume concentration of epoxy micaceous oxide primer and acrylic polyurethane top coat.

在S97耐盐雾防腐蚀涂料的配方设计阶段，采用电化学交流阻抗技术确定了环氧云铁防锈底漆和丙烯酸聚氨酯面漆的颜料体积浓度，并对S97耐盐雾防腐蚀涂料的防腐蚀性能进行了研究。

The investigation also proves that holographic microphotography is a very effective technique in the study of effects of the magnetic field on the electrochemical processes.

本文总结了近年来有关弱磁场（B≤200 mT）作用下，铁在0.5 mol.dm-3 H2SO4溶液中阳极过程的电化学和全息显微实验结果，并从电极/溶液界面现场显微动态观察的角度探讨了磁场对上述过程的影响［23～26］。

However, it did speed up the dissolution in the prepassive range, changing oscillation behaviors of iron in 0.5 mol.dm-3 H2SO4. The reactivation process of passivated iron was mainly determined by the electrode potential, and had little to do with the external magnetic field. The investigation also proves that holographic microphotography is a very effective technique in the study of effects of the magnetic field on the electrochemical processes.

外加磁场对铁的活化溶解没有明显的影响，但加快了预钝化区铁的溶解，从而显著改变铁的电化学振荡行为；钝化铁再活化过程主要取决于电极电位，与外加磁场没有关系；研究表明全息显微术是磁电化学研究中一种十分有效的方法。

ABSTRACT Electrochemical methods and holographic microphotography were used to investigate the anodic dissolution and potentiostatic current oscillations of iron, and reactivation of passivated iron in 0.5 mol.dm-3 H2SO4 solution in a weak magnetic field (B≤200 mT).

mag 加速了铁的阳极溶解［10］。利用相同的实验方法，陈俊明等还分别研究了工业纯铁在NaHCO3溶液［11］和不同浓度KCl的中性Na2SO4溶液［12］中的阳极溶解过程。

Objective:A glass carbon electrode modified with multi-wall carbon nanotube was prepared,and the electrochemical behavior of myricetin on MWNT/GC was investigated.

目的：制备了多壁碳纳米管修饰玻碳电极，并研究了杨梅酮在MWNTs/GC上的电化学性质。

The effect of nickelous sulfate and hydrazine on thickness and appearance of electroless tin coatings were studies by electrochemical methods.

采用电化学等方法研究了硫酸镍和水合肼对化学镀锡层厚度及表面形貌的影响。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。