Table 2.
Comparison of proposed LC-resonator based microwave glucose sensor with previously published glucose sensors.
| Ref. | Biosensor Structure | Concentration (mg/mL) | Size (λ0×λ0) |
Sample Concentration (µL) | Sensitivity (MHz/mg/mL) | Sensitivity (dB/mg/mL) | Limit of Detection (mg/mL) |
|---|---|---|---|---|---|---|---|
| 12 | LC-Resonator | 0.25–5 | 0.026 × 0.060 | 1 | 108 | NA | 0.8 |
| 19 | CSRR Resonator | 0.3–4 | 0.251 × 0.386 | NA | NA | 0.03 | NA |
| 21 | CSRR Resonator | 0–5 | NA | 70 | 0.5 | 0.5 | NA |
| 23 | ENG Resonator | 20–100 | 0.273 × 0.136 | 2 | 1.7 | 0.1 | 0.4 |
| 41 | Hilbert-shaped resonator | 0.5–2.5 | 0.408 × 0.808 | 500 | NA | 0.0156 | 0.192 |
| This work | LC-Resonator | 0.3–5 | 0.006 × 0.005 | 0.1 | 117.5 | 0.49 | 0.35 |