Table 1.
Comparison of graphene-modified electrodes used for the detection of dopamine.
| Electrode | Methods | Linear Range (μM) | LOD (μM) | Refs. |
|---|---|---|---|---|
| GO/GCE | CV 1, EIS 2 DPV 3 | 1–15 | 0.27 | [35] |
| GR/GCE | CV, DPV | 4–100 | 2.64 | [36] |
| GR-AuNP/GCE | CV, DPV | 5–1000 | 1.86 | [37] |
| Chitosan-GR/GCE | CV, DPV | 1–24 | 1 | [38] |
| TiO2-GR/GCE | CV, DPV | 5–200 | 2 | [39] |
| Au/RGO/GCE | CV, DPV | 6.8–41 | 1.4 | [40] |
| pGO-GNP-pGO | CV, AM 4 | 0.1–30 | 1.28 | This work |
1 Cyclic voltammetry; 2 Electrochemical impedance spectroscopy; 3 Differential pulse voltammetry; 4 Amperometry.