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Chemical parameters relative to the BSA detection for the tested sensor configurations.
| Configuration | Parameter | |||
|---|---|---|---|---|
| Plasmonic Phenomenon |
Sensitivity at Low Concentration (nm/M) |
LOD [M] | Kaff = 1/K (M−1) | |
| GNG-based longitudinal (blue shift) | Hybrid | 6.39 × 1010 | 2.3 × 10−11 | 7.3 × 109 |
| GNG-based orthogonal (blue shift) | Hybrid | 5.2 × 109 | 4.2 × 10−11 | 2.7 × 109 |
| GNG-based longitudinal (red shift) | SPR | 2.53 × 106 | 5.4 × 10−7 | 7.4 × 105 |
