Ring-Shaped Linear Waves and Solitons in a Square Lattice of Acoustic Waveguides

I. Ioannou Sougleridis, O. Richoux, V. Achilleos G. Theocharis +1

We study the propagation of both low- and high-amplitude ring-shaped sound waves in a 2D square lattice of acoustic waveguides with Helmholtz resonators. We show that the inclusion…