Broadband low-frequency sound absorbing metastructures composed of impedance matching coiled-up cavity and porous materials
Shu‐Wei Ren, Yiyang Liu, Wei Sun, Hao Wang, Lei Ye, Haitao Wang, Xiangyang Zeng
Topics & Concepts
BroadbandMaterials scienceAcousticsBandwidth (computing)Impedance matchingElectrical impedanceOpticsAcoustic impedanceAbsorption (acoustics)Low frequencyPorosityPhysicsComputer scienceTelecommunicationsQuantum mechanicsUltrasonic sensorComposite materialAcoustic Wave Phenomena ResearchWind and Air Flow StudiesCellular and Composite Structures