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QCM coating used in this paper.
| Sensor | S1 | S2 | S3 | S4 |
|---|---|---|---|---|
| Coating Material | [MOIM][TFSI] | [MOIM][F6] | [BMIM][Cl] | [BMIM][Br] |
| Solvent | Acetone | Acetone | Chloroform | Chloroform |
| Concentration (gr/mL) | 0.0203 | 0.0147 | 0.0100 | 0.0104 |
| Dip coating speed (μm/s) | 50 | 50 | 50 | 50 |
| Sensing layer ΔFs (Hz) | 2264 | 1277 | 3486 | 2460 |
