Investigation of broadband sound absorption of smart micro-perforated panel (MPP) absorber
Xiang Liu, Chunqi Wang, Yumin Zhang, Lixi Huang
Topics & Concepts
AcousticsMaterials scienceNoise reduction coefficientHelmholtz resonatorMicrophoneResonatorElectrical impedanceVibrationHelmholtz free energyBroadbandLoudspeakerOpticsEngineeringOptoelectronicsElectrical engineeringPhysicsComposite materialQuantum mechanicsPorosityAcoustic Wave Phenomena ResearchAeroelasticity and Vibration ControlVibration Control and Rheological Fluids