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Overall layers of the metamaterial absorber are shown. The black layer is the substrate, solid green layer is palladium, transparent blue layer is polyimide, broken green layer is the patterned layer and the transparent blue layer is again polyimide to seal and protect. (Bossard, Penn State)

Read: Genetic Approach Helps Design Broadband Metamaterial

(l) This is a drawing of the metamaterial absorber pattern. (r) This is an actual metamaterial absorber pattern. (Bossard, Penn State)

This is an overall pattern of the metamaterial absorber. (Bossard, Penn State)

For more information, visit www.psu.edu.

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