From: Reconstruction of annular bi-layered media in cylindrical waveguide section
Mode | Relative tunability h  = 1 mm | Relative tunability h  = 2 mm |
---|---|---|
TE110 | 3.701⋅10−6 | 5.107⋅10−6 |
TE210 | 7.452⋅10−6 | 1.293⋅10−5 |
Quarter wave | 1.520⋅10−5 | 1.059⋅10−5 |