Table 2 Absorption peak, resonance frequencies, and sensitivity at different values of the geometric parameters.
From: Design, fabrication and characterization of metamaterial absorber for sensing applications
Ro (mm) | n = 1.3 | n = 1.35 | Sensitivity GHz/RIU | ||
|---|---|---|---|---|---|
Absorp | f0 (GHz) | A | f0 (GHz) | ||
4 | 0.98832 | 25.208 | 0.98500 | 24.868 | 6798.6 |
4.5 | 0.84505 | 23.78 | 0.81199 | 23.372 | 8160 |
5.5 | 0.96307 | 22.998 | 0.99579 | 22.828 | 3405.2 |
6 | 0.98190 | 22.352 | 0.97550 | 22.2017 | 3016.8 |
6.5 | 0.83058 | 22.284 | 0.78335 | 22.148 | 2720 |
Lv (mm) | |||||
1 | 0.627484 | 25.616 | 0.63915 | 25.344 | 5440 |
1.25 | 0.965237 | 24.766 | 0.96324 | 24.46 | 5782.4 |
1.75 | 0.852281 | 23.848 | 0.83450 | 23.474 | 7483.2 |
2 | 0.844672 | 23.78 | 0.81147 | 23.372 | 8175.6 |
2.25 | 0.852160 | 23.746 | 0.81373 | 23.304 | 8840 |
Do (mm) | |||||
0.25 | 0.852158 | 23.746 | 0.81374 | 23.304 | 8840 |
1.25 | 0.998499 | 23.27 | 0.93900 | 23.032 | 4760 |
1.5 | 0.942187 | 22.827 | 0.98451 | 22.6916 | 2719 |
1.5 | 0.942187 | 22.827 | 0.98451 | 22.6916 | 2719 |
Di (mm) | |||||
0.25 | 0.8522 | 23.746 | 0.81373 | 23.30 | 8840 |
0.5 | 0.8182 | 23.712 | 0.78102 | 23.27 | 8840 |
0.75 | 0.7902 | 23.712 | 0.75659 | 23.27 | 8840 |
1 | 0.8010 | 23.678 | 0.75091 | 23.24 | 8840 |
Wh (mm) | |||||
0.5 | 0.94152 | 23.542 | 0.926952 | 23.1 | 8840 |
0.75 | 0.92765 | 23.576 | 0.904812 | 23.134 | 9520 |
1 | 0.92186 | 23.576 | 0.896704 | 23.134 | 8840 |
1.25 | 0.90129 | 23.61 | 0.864171 | 23.168 | 9520 |
1.5 | 0.87161 | 23.644 | 0.835489 | 23.1 | 9520 |
Wv (mm) | |||||
0.25 | 0.85214 | 23.746 | 0.81373 | 23.304 | 8840 |
1 | 0.77143 | 23.78 | 0.73076 | 23.372 | 8160 |
1.25 | 0.75027 | 23.78 | 0.70716 | 23.406 | 7480 |
1.5 | 0.71993 | 23.848 | 0.68564 | 23.44 | 8160 |
