Perfect, broadband, and sub-wavelength absorption with asymmetric absorbers: Realization for duct acoustics with 3D printed porous resonators
Jean Boulvert, Thomas Humbert, Vicente Romero‐García, Gwénaël Gabard, Edith Roland Fotsing, Annie Ross, Jacky Mardjono, Jean‐Philippe Groby
Topics & Concepts
ResonatorWavelengthMaterials scienceOpticsBroadbandOpacityMetamaterialAttenuation coefficientAcousticsPorosityPorous mediumPhysicsOptoelectronicsComposite materialAcoustic Wave Phenomena ResearchAerodynamics and Acoustics in Jet FlowsThermal Radiation and Cooling Technologies