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宏观均相多孔电极电化学阻抗谱基础
李响1, 黄秋安1,2,*(), 李伟恒2, 白玉轩1,2, 王佳1,2, 刘杨2, 赵玉峰2, 王娟1,*(), 张久俊2,*()
Fundamentals of Electrochemical Impedance Spectroscopy for Macrohomogeneous Porous Electrodes
Xiang Li1, Qiu-An Huang1,2,*(), Wei-Heng Li2, Yu-Xuan Bai1,2, Jia Wang1,2, Yang Liu2, Yu-Feng Zhao2, Juan Wang1,*(), Jiu-Jun Zhang2,*()

图2. 多孔电极阻抗随σ1的演变趋势。(A) Nyquist图Z′-Z″;(B) Nyquist局部放大图Z′-Z″;(C) Bode幅频特性图|Z|-f;(D)Bode相频特性图θ-f。其中电导率基准值σ0 = 5×10-3 S·cm-1,σ2 = σ0,其它参数见表1。对应的特征频率ω0、ω1、ω2和ω3分别用□、○、△和×等符号标记。 （网络版彩图）

Figure 2. Evolution trend of porous electrode impedance with respect to σ1. Nyquist diagrams of (A) Z′-Z″ and (B) the enlarged views; Bode diagrams of (C) amplitude-frequency characteristic and (D) phase-frequency characteristic θ-f. The conductivity reference value σ0 = 5×10-3 S·cm-1,and σ2 = σ0. See Table 1 for other parameters. The corresponding characteristic frequencies ω0, ω1, ω2 and ω3 are marked with □、○、△和×, respectively. (color on line)