Open Access
Table 1
Typical microwave absorption metamaterials.
| Materials | Thickness (mm) | Structures | Absorption bandwidth [GHz] (RL ≤ −10 dB) | References |
|---|---|---|---|---|
| ITO/PET/PMMA | 3.85 | Windmill | 8–18 | [27] |
| ITO | 5.5 | Square ring | 5.5–19.7, 22.5–27.5 | [29] |
| ITO | 5 | Bowtie | 5.8–12.2 | [39] |
| Carbon black | 17 | Square | 2.35–18 | [25] |
| Carbon | About 12 | pyramidal | 2–18 | [28] |
| Al2O3 | 1.7 | Square | About 11–12 | [40] |
| HEA | 20 | chiral | 4–18 | [34] |
| CIP/PU & FSA ribbons, CF | 1 | Orthogonal structure | 9.76–14.46 | Present work |
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