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Table 1 Electrochemical impedance spectra (EIS) parameters of PEDOT/FTO CE, TiO 2 -PEDOT:PSS/PEDOT:PSS/glass CE, and Pt/FTO CE

From: A novel hierarchical Pt- and FTO-free counter electrode for dye-sensitized solar cell

Counter electrode Rs(Ω cm2) Rct(Ω cm2) ZW1(Ω cm2)
PEDOT:PSS/FTO 4.22 4.47 11.28
TiO2-PEDOT:PSS/PEDOT:PSS/glass 23.26 1.51 4.02
Pt/FTO 4.91 5.73 -