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Electrical parameter values obtained from fitting of Nyquist plot of bare nanoporous SnO2 electrodes with increasing film thickness.
| Q (C/cm2) | Film Thickness (nm) | Re (Ω) | C1 (μF) | α1 | R1 (Ω) |
|---|---|---|---|---|---|
| 0.2 | 220±20 | 64.61 | 23.37 | 0.779 | 84,782 |
| 0.4 | 380±20 | 70.40 | 26.29 | 0.772 | 66,496 |
| 0.8 | 920±50 | 73.90 | 38.15 | 0.810 | 21,276 |
