Building blocks for greener energy: Reconfigurable elastic metasurface components akin to LEGO

https://techxplore.com/news/2024-04-blocks-greener-energy-reconfigurable-elastic.html

"exploit relationships among wavelengths manipulating wave energy: light, vibration, sound... Timoshenko–Ehrenfest beam theory including shear deformation and rotational inertia... reconfigurable elastic metasurface enabling control: anomalous wave refraction, wave focusing, self-accelerated wave propagation, total wave reflection across, 8X piezoelectric electric output... metasurface operates across multifunctional, wide-frequency ranges... ambient energy (vibrations, passing vehicles)... health monitoring, wireless sensing, IoT"