A laser scanning electrochemical micro region photocurrent spectrum measurement system was developed. 简要报道了激光扫描电化学微区光电流谱测试系统的研制。
Characteristic of the electrochemical reaction on the surface of the electrode at different frequencies was studied by electrochemical impedance spectrum. The results showed that the Ag/ AgCl electrode could be used as detection probe in the sensor because of its stability, precision, and excellent response. 结果表明,在海水环境中,Ag/AgCl电极稳定性好,灵敏度高,频率响应特性好,能够较准确地探测海水中一定频率范围的交流电场信号,可作为海洋环境中电场传感器的探测电极。
The electrochemical properties of spinel LiMn 2O 4 electrodes prepared by a sol gel method were studied by cyclic voltammetry, constant current charge discharge and electrochemical impedance spectrum ( EIS) techniques. 利用循环伏安法(CV)、恒流充放电、电化学阻抗谱(EIS)等电化学手段研究了溶胶凝胶法制备的尖晶石型LiMn2O4的电化学性质。
XRD studies and electrochemical surface spectrum of ruo_2-sno_2 Mixed Metal Oxides Electrode RuO2-SnO2电极的XRD分析和电化学表面谱
The result of polarization resistance of square wave, galvanic step and potential scan are according to the result of the electrochemical impedance spectrum. 恒电位方波、恒电流阶跃和动电位扫描极化阻力测试与电化学阻抗谱测试结果一致。
The electrical and electrochemical properties of PTh films were examined with the UV Vis spectrum, cyclic voltammetry ( CV) and four probe method. 利用紫外可见光谱(UVVis)、循环伏安法(CV)和四探针法研究了聚噻吩膜的电子和电化学特性。
By means of polarization resistance method and electrochemical impedance spectrum ( EIS) technique, the anti-corrosion performance of these solutions has been assessed synthetically. 用线性极化和交流阻抗法对这些防锈液的耐蚀性能进行了综合评估,试验结果表明:亚硝酸钠类、含氨基和羧基的有机化合物类两种防锈液的耐蚀性能较好;
At the initial stage, the pitting cores are formed and the passive film is repaired continuously, which results in the inductive component in the electrochemical impendence spectrum. 结果表明,腐蚀初期,合金表面钝化膜上不断有孔核的形成与修复,并导致阻抗谱上感抗成分的存在。
Researches carried out in our laboratory on electrochemical impedance spectrum ( EIS) and on the spectral power density ( SPD) of the electrochemical noise ( EN) during the incubation stage of pitting corrosion are introduced briefly. 简要介绍了我们实验室中进行的电化学阻抗频谱(EIS)与孔蚀诱导期中电化学噪声(EN)的谱功率密度(SPD)的研究进展。
The electrochemical modulation reflectance spectrum characteristics of CdSe film electrodes CdSe膜电极在Na2SO3溶液中的电化学调制光谱
The results based on electrochemical impedance spectrum indicate the corrosion process of carbon steel is typical electrochemistry active polarization in hydrochloric acid, ODD and KI. 交流阻抗谱研究表明,碳钢在空白盐酸中及加入ODD及MZL-1缓蚀剂的盐酸中都属于典型的电化学活化腐蚀过程,阻抗谱图均只呈现容抗弧的特征。
The results based on electrochemical impedance spectrum showed that the real part at low frequency of carbon steel contracted after adding YC-1, the diameter of EIS increased. 交流阻抗研究表明碳钢在薄层电解液中的阻抗谱图成实部收缩的半圆,加入YC-1后半圆的直径增大。
The results of weight-loss experiments, electrochemical impedance spectrum and weak polarization curves all showed that YC-1 had a good corrosion inhibition effect for brass under marine atmosphere and also had somewhat protection for carbon steel. 失重法、交流阻抗法、弱极化法研究结果一致表明60℃海洋大气环境中,YC-1对黄铜具有优良的缓蚀效能,对碳钢也具有一定的保护作用。
The adsorption properties, wetting ability and electrochemical impedance spectrum properties of graphite felts in vanadium electrolyte were investigated. The results show that adsorption property and wet-ting ability were increased with increasing the extent of oxidation. 研究了不同氧化程度下的石墨毡在钒溶液中的吸附性、润湿性及其交流阻抗图谱(EIS),结果发现随着氧化程度增加,吸附性和润湿性增强;
Activation Mechanism Study of Electrochemical Treated Graphite Felt for Vanadium Redox Cell by Electrochemical Impedance Spectrum 钒液流电池用石墨毡电极电化学活化机理的交流阻抗研究
Hence, in this dissertation, the electrochemical measurement methods have been studied and a simple system for electrochemical impedance spectrum ( EIS) has been designed and the general program of electrochemical measurement software has been written. 因此,本文对微机化电化学测试方法进行了研究,设计了化学阻抗谱测试系统,编写了电化学测试软件的通用程序。
Surface corrosion and passivation behaviors of galena are investigated by electrochemical techniques. Tafel and EIS spectrum demonstrate that formation of PbCO_3 passivation film on the surface of galena results in increasing of galena surface resistance and decreasing of reaction current and leaching rate of galena. 利用电化学测试方法(Tafel曲线、交流阻抗法)研究了方铅矿矿物表面的腐蚀钝化行为,结果表明,PbCO3钝化膜的形成,导致矿物表面电阻增加,反应电流减小,浸出率降低。
Electrochemical behavior of ultraviolet-visible spectrum at the In_2O_3-SnO_2 electrode 在In2O3-SnO2电极上的紫外-可见光谱电化学行为
Its corrosion inhibition effect and mechanism for carbon steel and brass under marine atmosphere were studied by weight-loss measurement, weak polarization curves, Tafel curves and electrochemical impedance spectrum. 采用失重法、弱极化曲线法、Tafel曲线法和交流阻抗技术研究了其在海洋大气下对碳钢和黄铜的缓蚀性能。
Corrosion behavior of copper in a simulated rainwater of Stockholm area was studied by electrochemical impedance spectrum and polarization curves. 采用电化学动电位扫描和交流阻抗研究了铜在模拟斯德哥尔摩雨水中的腐蚀行为。
In this paper, corrosion inhibition of 1,4-butynediol in epoxy coatings was studied by means of electrochemical method and IR spectrum. 用电化学方法和红外光谱技术研究了1,4-丁炔二醇缓蚀剂在环氧涂料中缓蚀作用。
Furthermore, the Tafel polarization curves and electrochemical impedance spectrum also proved that the corrosion resistance of the nano-films would be better along with the increasing of ratio of Sn and Ti. 4. 同时,塔菲尔极化曲线和交流阻抗图谱也表明,随着Sn/Ti比例的增加,纳米膜的抗腐蚀性变好。
The anti-corrosive performance of component ratio-optimized coatings as primer was researched by electrochemical impedance spectrum and equivalent circuit was simulated. 用电化学阻抗研究优化配比无溶剂环氧防腐涂料的防腐性能及模拟其等效电路。
But in reality, we have studied many of the molecules do not dissolve in water, in order to resolve this problem, people think of the "drop-coating" of organic molecules on the electrode dripping, and then transferred to the electrochemical spectrum mining pool. 但是在现实中,我们研究的分子很多是不溶于水的,为了解决这个问题,人们想到了滴涂法,将有机分子滴到电极上,然后转移到电化学池中采谱。
In the field of biosensors, electrochemical impedance spectrum ( EIS) detection technology is one widely used transducer technology due to its low-cost, on-line, nondestructive, high throughput characteristic. 在生物传感器领域,电化学阻抗测量技术因为特有的低成本、实时、无损、高通量等特点常被用作换能技术。
In addition, we researched the mechanism of corrosion inhibition by study the polarization curves, electrochemical impedance spectrum and rotating cylinder electrode behavior. the methods and conclusions of this thesis respectively as follows: 1. 此外还通过极化曲线法、电化学阻抗谱法以及旋转圆柱电极等方法研究了缓蚀剂的缓蚀机理。
Detection is an important function module of microfluidic chip. Regular microfluidic chip detectors include optical detection, electrochemical detection and mass spectrum detection. 检测是微流控芯片中一个重要的功能模块,常规的微流控芯片检测器分为光学检测、电化学检测和质谱检测。
Solvent-free anti-corrosive epoxy coatings and double layers flame retardant anti-corrosion epoxy coatings were studied by electrochemical impedance spectrum ( EIS). 用电化学阻抗对无溶剂环氧防腐涂料和双层无溶剂环氧防腐阻燃涂料进行了研究。
The corrosion behaviors of nano/ nano-twin nickel coatings and cast nickel were compared by different electrochemical methods, such as polarization curves, electrochemical impedance spectrum ( EIS) and Mott-Schottky analysis. 通过动电位极化曲线、交流阻抗及Mott-Schottky关系等电化学测试技术,分析、比较了纳米镍、纳米孪晶镍镀层和铸态镍的电化学腐蚀行为。