Table 2. Performance comparison for DA detection (100 pM) using different sensor architectures.
| Sensor type | ΔRct (Ω) | Fluorescence quenching (%) |
|---|---|---|
| Bare GCE | ∼0 | ∼0 |
| COF-modified GCE | +120 | 9.3 |
| PQD-modified GCE | +160 | 13.7 |
| CsPbBr3-PQD-COF/GCE | +300 | 39.6 |
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