Spacer Thickness-Dependent Electron Transport Performance of Titanium Dioxide Thick Film for Dye-Sensitized Solar Cells

Figure 6

(a) Nyquist plots of three DSSC samples with 30, 40, and 50 μm spacer thicknesses with error bar 10%. The red solid lines represent the fitting curves of the corresponding equivalent circuit in (b).

(a)

(b)