Overall concept and demonstration of a dispersion-engineered elastic metasurface (IMAGE)

Pohang University of Science & Technology (POSTECH)

Overall concept and demonstration of a dispersion-engineered elastic metasurface

Caption

(a) Schematic of frequency multiplexing achieved by comining phase profiles derived from plate theory with wavefront-engineered phase control.

(b) Photograph of the fabricated elastic metasurface that selectively focuses elastic waves at different frequencies.

(c) Results showing elastic waves being focused at distinct spatial locations depending on frequency.

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POSTECH

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