Table 1.
Electrochemical parameters obtained from the best fit of impedance data for POM and POM–CD reduction reaction at the first cathodic peak (−0.29 V vs. Ag/AgCl). Data obtained from EIS fitting using ZView software is shown in Table S2.
| Eq. γ-CD | Rs (Ω·cm2) | Cdl (µF·cm−2) | Rct (Ω·cm2) | σw (Ω·cm2) | |
|---|---|---|---|---|---|
| First cathodic peak | 0 | 14.8 | 384.1 | 24.2 | 6.7 |
| 0.5 | 13.7 | 314.5 | 18.3 | 5.0 | |
| 1 | 12.1 | 289.0 | 18.6 | 2.4 | |
| 1.5 | 12.6 | 250.8 | 17.0 | 2.1 | |
| 2 | 13.2 | 251.9 | 15.2 | 1.9 | |
| 3 | 12.9 | 240.8 | 14.7 | 1.9 | |
| 4 | 12.2 | 231.0 | 14.0 | 1.8 | |
| 5 | 11.6 | 222.0 | 13.5 | 1.7 | |
| 10 | 10.9 | 208.9 | 13.2 | 1.7 | |
| 20 | 10.6 | 203.8 | 14.1 | 1.9 | |
| 30 | 10.5 | 197.5 | 14.6 | 2.0 |