Fabricating and Assembling Acoustic Metamaterials and Phononic Crystals

The conveyor belt represents the manufacture of acoustic metamaterials and phononic crystals. The six displayed structure-types are central to the review. Sound waves produced from the panel of three speakers interact with the exotic acoustic structures to form interesting wave patterns. Further details can be found in the article, number 2000988, by Shubhi Bansal, Sriram Subramanian, and co-workers.