Effects of structural design including cellular structure precision controlling and sharp holes introducing on sound absorption behavior of polyimide foam
Xiaohe Ren, Jun Wang, Gaohui Sun, Shengyu Zhou, Jun Liu, Shihui Han
Topics & Concepts
Materials scienceNoise reduction coefficientMicroporous materialAbsorption (acoustics)Composite materialPolyimidePorosityAcoustic impedanceAcousticsLayer (electronics)PhysicsUltrasonic sensorAcoustic Wave Phenomena ResearchVibration Control and Rheological FluidsAerodynamics and Fluid Dynamics Research