General impedance models for distributed electrode processes

General impedance models for distributed electrode processes 

FIGURE 6-3 Equivalent circuit for a full cell with two identical electrodes 

2R and diffusion impedance 2Zp,j.p. The resulting expression for the total impedance of the full cell with two identical electrodes becomes  

Faradaic process can be observed. Individual double-layer and Faradaic impedance parameters for the working electrode only can be assessed by taking into consideration a factor of two difference between the measured values of CPEpj /2,2R and and those of Faradaic impedance components for the 

Charge transfer resistance, double layer, sorption and mass transport 

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