CPC H10N 30/802 (2023.02) [H04R 17/00 (2013.01); H10N 30/2047 (2023.02)] | 20 Claims |
1. A tunable metamaterial structure comprising:
a flexible substrate that is elastically deformable; and
a photo-responsive stiffness-modulating patch fixed to a surface of the flexible substrate, the photo-responsive stiffness-modulating patch including a piezoelectric element and a photo-responsive element, wherein the piezoelectric element and the photo-responsive element are electrically connected to one another.
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