About this Research Topic
The work presented here highlights the broad diversity of research performed across the section, and aims to put a spotlight on the main areas of interest. All research presented here seeks to display strong advances in theory, experiment, and methodology with applications to compelling problems.
Authors are encouraged to showcase their most recent discoveries and to kickstart scientific discourse around them.
Keywords: metamaterials, metasurfaces, retrospective, 2022, acoustics, photonics
Important Note: All contributions to this Research Topic must be within the scope of the section and journal to which they are submitted, as defined in their mission statements. Frontiers reserves the right to guide an out-of-scope manuscript to a more suitable section or journal at any stage of peer review.