Ultra-broadband sound absorption of a multiple-cavity metastructure with gradient thickness
Yingli Li, Yu Yan, Yong Peng
Topics & Concepts
Materials scienceAcoustic attenuationAbsorption (acoustics)ResonatorAttenuation coefficientAcousticsAcoustic impedanceNacelleAttenuationNoise reduction coefficientOpticsComposite materialOptoelectronicsPhysicsPorosityUltrasonic sensorThermodynamicsTurbineAcoustic Wave Phenomena ResearchCellular and Composite StructuresNoise Effects and Management