伏安

As a part of this key program from China Natural Science Foundation, this research focuses on the electrochemical reactions and oxidization products on the surfaces of jamesonite and marmatite, and on the change of their interfacial structures and their electrochemical mechanisms by various methods of thermodynamic, electrochemistry (such as Tafel, constant potential step, cycle voltammetry, AC impedance) and IR, UV spectra when the collectors, adjusting reagents act with the sulfide minerals in the flotation system so that the electrochemical conditions to float selectively the minerals can be decided.

本研究作为该国家自然科学重点基金项目的一部分，采用热力学、电化学(Tafel、循环伏安、恒电位阶跃和交流阻抗法)以及光谱等多种研究手段，集中研究了浮选体系中脆硫锑铅矿、铁闪锌矿表面的电化学反应及氧化产物，研究这两种矿物与捕收剂、调整剂相互作用时的界面结构变化及电化学机理，阐明了使药剂选择性捕收或选择性抑制这些硫化矿物的电化学条件。

No tetracthyl thiuram (TETD or D2) molecule formed by oxidation on the surface. At the potential from -0.25 V on, the chemical adsorption of jamesonite occurred. In the presence of diethyldithiocarbamate, the interaction between jamesonite and diethyldithiocarbamate became obvious from 0.35 V on.

采用循环伏安电位扫描研究方法，研究了乙硫氮在脆硫锑铅矿表面的电化学作用机理，在其表面没有氧化形成四乙基二硫化秋兰姆（TETD或D2）分子；电极电位从－0.25V左右开始就在脆硫锑铅矿产生了化学吸附。

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.

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。

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。

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

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。

The concentration of glucose was detected by cyclic voltammetry via ferrocene monocarboxylic acid as mediator.

以甲酸二茂铁为电子媒介体，用循环伏安法检测GOD电极对葡萄糖的响应。

The morphography of the gel has been examined by using scanning electron microscopy, and the mechanism of gelation has been systematically studied by FTIR,~1H NMR, cyclovoltammetry techniques, X-ray diffractometry, and UV-Vis spectroscopy.

在此基础上，利用SEM观察了形成凝胶的微观结构，并利用~1H NMR谱、IR光谱、XRD、流变学方法及循环伏安等手段对凝胶的形成过程及形成机理进行了研究。

The concentration of myricetin on MWNT/G was determined by cyclic voltammetry.

采用循环伏安法对杨梅酮的浓度进行测定。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。