Research Article
Voltammetric Determination of Anethole on La2O3/CPE and BDDE
Table 5
Parameter values of fitted equivalent circuits from Figure
9.
| Frequency range | Parameter | Electrode | CPE | CeO2/CPE | La2O3/CPE |
| High (106–107 Hz) | R1/Ω | 18,248 | 15,680 | 16,751 | CE-T-1/Ssn | 7.850 × 10−10 | 6.262 × 10−10 | 5.009 × 10−10 | n1 | 0.720 | 0.750 | 0.777 | Medium (106–102 Hz) | R2/Ω | 1.857 × 106 | 2.272 × 106 | 6.027 × 106 | CE-T-2/Ssn | 7.05 × 10−7 | 2.65 × 10−7 | 1.21 × 10−7 | n2 | 0.875 | 0.841 | 0.857 | Low (102–10−1 Hz) | CE-T-3/Ssn | 1.03 × 10−6 | 6.66 × 10−7 | 5.81 × 10−7 | n3 | 0.940 | 0.765 | 0.881 |
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