Table 8 Effect of patch size on absorption peaks, resonance frequencies, and covering bands.

From: Penta band single negative meta-atom absorber designed on square enclosed star-shaped modified split ring resonator for S-, C-, X- and Ku- bands microwave applications

Patch size (mm2)

Resonance frequency (GHz)

Maximum absorption (%)

Covering bands

7.88 × 7.88

3.64, 5.39, 8.03, 10.33, 15.12

97.54, 93.09, 89.97, 99.99, 99.28

S-, C-, X-, and Ku-

7.5 × 7.5

3.80, 5.65, 8.45, 10.82, 15.92

97.87, 93.65, 92.67, 99.95, 99.86

S-, C-, X-, and Ku-

7.13 × 7.13

4.05, 6, 8.91, 11.44, 16.85

97.46, 93.09, 91.09, 99.91, 98.86

C-, X-, and Ku-

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