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Relative dielectric permittivity (εr’) and loss tangent (tan δ) of composites with different rGO-IL loadings at 1 kHz and RT.
| wt% | 0 | 0.55% | 0.81% | 1.36% | 1.62% | 1.89% | 2.16% | 2.70% |
|---|---|---|---|---|---|---|---|---|
| εr’ | 11.0 | 11.8 | 12.5 | 13.0 | 14.2 | 15.4 | 16.1 | 20.3 |
| tan δ | 0.030 | 0.030 | 0.024 | 0.026 | 0.025 | 0.032 | 0.026 | 0.032 |
