Cubic-symmetry acoustic metamaterials with roton-like dispersion relations
Ke Wang, Yi Chen, Muamer Kadic, Changguo Wang, Martin Wegener
Topics & Concepts
RotonMetamaterialPhysicsIsotropySuperfluid helium-4Symmetry (geometry)Dispersion relationDispersion (optics)WavenumberAcoustic dispersionCondensed matter physicsAcousticsComputational physicsSuperfluidityOpticsGeometryMathematicsAcoustic Wave Phenomena ResearchAerodynamics and Acoustics in Jet FlowsMetamaterials and Metasurfaces Applications