Numerical study of the behavior of rectangular acoustic black holes for sound absorption in air
Milan Červenka, Michal Bednařı́k
Topics & Concepts
Anechoic chamberAcoustic wave equationAbsorption (acoustics)AcousticsWork (physics)Acoustic waveTransfer-matrix method (optics)Finite element methodMechanicsPerfectly matched layerMatrix (chemical analysis)Boundary value problemPhysicsMaterials scienceMathematical analysisMathematicsOpticsThermodynamicsComposite materialAcoustic Wave Phenomena ResearchAerodynamics and Acoustics in Jet FlowsWind and Air Flow Studies