Elastic aerogels prepared by cyclic freeze casting for broadband sound absorption and sleep health monitoring
Shuyi Shen, Zishi Jiang, Yanjun Lü, Kaiyu Feng, Yawen Wu, Kechao Zhou, Dou Zhang, Yan Zhang
Topics & Concepts
Materials scienceAerogelComposite materialPorosityLead zirconate titanatePiezoelectricityTape castingNoise reduction coefficientStructural health monitoringCeramicAttenuation coefficientCastingElasticity (physics)Absorption (acoustics)Compressive strengthBarium titanateCelluloseNoise (video)Acoustic impedanceAbsorption of waterFerroelectricityPorous mediumNanowirePiezoelectric sensorAcoustic Wave Phenomena ResearchAdvanced Sensor and Energy Harvesting MaterialsAerogels and thermal insulation