An active mechanical Willis meta-layer with asymmetric polarizabilities

Here, the authors experimentally demonstrate abilities of a mechanical Willis meta-layer, in beams and plates, for independently engineering transmission and reflection coefficients of flexural waves in both amplitude and phase and nonreciprocal wave propagation.

Bibliographic Details
Main Authors: Yangyang Chen, Xiaopeng Li, Gengkai Hu, Michael R. Haberman, Guoliang Huang
Format: Article
Language:English
Published: Nature Publishing Group 2020-07-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-17529-2