宏观均相多孔电极电化学阻抗谱基础

李响, 黄秋安, 李伟恒, 白玉轩, 王佳, 刘杨, 赵玉峰, 王娟, 张久俊

Fundamentals of Electrochemical Impedance Spectroscopy for Macrohomogeneous Porous Electrodes

Xiang Li, Qiu-An Huang, Wei-Heng Li, Yu-Xuan Bai, Jia Wang, Yang Liu, Yu-Feng Zhao, Juan Wang, Jiu-Jun Zhang

表8 σ1和Lp 变化时多孔电极的EIS特征

Table 8 EIS characteristics of porous electrode with respect to σ1 and Lp

Lp (nm) σ1 =1σ0 σ1 =10σ0 σ1 =100σ0 1L0 3L0 9L0 1L0 3L0 9L0 1L0 3L0 9L0 K(cm2·s-1) 0.0042 0.0042 0.0042 0.0076 0.0076 0.0076 0.0083 0.0083 0.0083 ωmax(rad·s-1) 4.6×108 5×107 5.7×106 8×108 9×107 1×107 9×108 1×108 1.1×107 ω0 (rad·s-1) 22 22 22 22 22 22 22 22 22 ω1 (rad·s-1) 51 51 51 94 94 94 102 102 102 ω2 (rad·s-1) 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 ω3 (rad·s-1) 0.011 0.0012 0.00014 0.011 0.0012 0.00014 0.011 0.0012 0.00014 fk1(Hz) 0.195 0.195 0.195 0.195 0.195 0.195 0.195 0.195 0.195 fk2(Hz) 0.0085 0.001 0.00014 0.0085 0.001 0.00014 0.0085 0.001 0.00014