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1)  Tafel range
Tafel区
2)  Tafel slope
Tafel斜率
1.
The steady polarizationg curves and Tafel slope of the coatings in 60% of H2SO4 solution were measured by CHI660B electrochemical workstation,and the microstructure before and after corrosion was analysed by metallographic microscope and X-ray.
利用超音速电弧喷涂设备在钢板表面分别喷涂Al、Zn、316不锈钢(0CrNi12Mo2)和ERNiCu-7四种涂层,采用CHI660B电化学工作站测试四种材料在60%H2SO4溶液中的稳态极化曲线和Tafel斜率,并利用金相显微镜和X射线衍射等方法进行腐蚀前后的组织分析。
2.
Using electrochemical workstation,the steady polarizationg curves and Tafel slope of supersonic arc spray coating Al,Zn and 316 non-corrosive steel were measured in H2SO4 solution of 60 percent.
利用超音速电弧喷涂设备在钢板基体表面分别喷涂Al,Zn和316不锈钢(0crNi12Mo2)3种涂层后,通过采用CHI660B电化学工作站,测试3种材料在60%H2SO4溶液中的稳态极化曲线和Tafel斜率,并利用金相显微镜进行腐蚀前后的组织分析。
3.
The results were indicated as follows:Tafel slope was 0.
结果表明,镍阴极电沉积的Tafel斜率为0。
3)  Tafel curve
Tafel曲线
1.
Research on electrocatalytic properties of rare earth doped Ti/SnO_2-Sb electrodes by CV and Tafel curves
CV和Tafel曲线对稀土掺杂Ti/SnO_2-Sb电极电催化性能研究
2.
The eletrocatalytic capability of Pt,Ti base RuO2(Ti/RuO2),and Ti base SnO2(Ti/SnO2) electrodes was evaluated with cyclic voltammetry(CV) and Tafel curves.
采用循环伏安和Tafel曲线两种方法评价了Pt电极、钛基二氧化钌电极(Ti/RuO2)及钛基二氧化锡电极(Ti/SnO2)的电催化氧化性能。
3.
The impedance spectroscopy and Tafel curves of the aluminum electrode and aluminum electrode with ion implantation of lead in 1.
在此基础上,测量了离子注入铅的铝电极和铝电极在同种介质中的Tafel曲线,辅助交流阻抗法研究电极的腐蚀行为。
4)  Tafel slopes
Tafel斜率
1.
This method can compute the polarization resistance and Tafel slopes by analyzing the coulostatically-induced transients with different amplitude over-potential decay and, on the ground of their knowledge, evaluate the corrosion current, icorr.
分别利用不同极化幅度的恒电量瞬态响应分析获得极化电阻和Tafel斜率,进而计算腐蚀电流icorr。
5)  Tafel plot
Tafel曲线
1.
The properties of the samples were characterized by XRD,SEM,EIS,Tafel plot,and charge-discharge test as the cathode materials for Ni/Zn battery.
利用X射线衍射、扫描电子显微镜、电化学阻抗谱、Tafel曲线以及充放电循环(用做锌镍电池的负极材料)等方法,对包覆前后的锌酸钙样品进行表征。
2.
The synthesized polymeric film,which was brown,homogeneous and insulating,was characterized by means of electrochemical impedance spectroscopy in carbonate medium and Tafel plot in 3% NaCl solution.
在含苯酚的碳酸钠溶液中,采用循环伏安法在金属铜表面上电沉积棕色、均匀、绝缘的苯酚聚合物膜,分别运用电化学阻抗谱法和Tafel曲线法对聚合物膜的耐蚀性能进行了表征。
6)  Tafel polarization curve
Tafel极化曲线
1.
7) was studied by using weight loss method,Tafel polarization curve and linear polarization technology.
利用失重法、Tafel极化曲线和线性极化技术对HG1、HG2及商用缓蚀剂EC的缓蚀性能进行了评价。
2.
The changes of red rust area and weightloss of GI sheet and GA sheet as well as the Tafel polarization curves and electrochemical impedance spectroscopy(EIS) in 2 wt.
通过中性盐雾试验(NSST)和电化学试验对DX56热镀锌钢板及其合金化钢板进行耐腐蚀性能试验,得到了GI板和GA板产生红锈面积和失重随时间的变化关系,以及GI板和GA板在2%NaCl溶液中的Tafel极化曲线和电化学阻抗图谱(EIS)。
补充资料:Tafel's equation
分子式:
分子量:
CAS号:

性质:塔菲尔(Tafel)1905年在研究氢超电势时,发现在一定范围内,超电势(η)与电流密度(i)有如下关系:η=a+blog|i|。此式称为塔菲尔公式,a、b称为塔菲尔常数,它们决定于电极材料、电极表面状态、温度和溶液组成等。测定a、b值是研究电极反应动力学的一种重要途径,也是电解工业推算槽电压与电极电流密度关系的依据之一。该公式适用于电流密度较高的区域。在i非常小时,此式不适用。在i很小、超电势也很小(η<±0.03伏)时,超电势与电流密度呈线性关系,即η=ki。k为比例常数。

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