Acoustic Properties of Absorbing Materials

• Other Authors: Piana, Edoardo (Editor), Bonfiglio, Paolo (Editor), Rychtarikova, Monika (Editor)
• Format: Electronic Book Chapter
• Language: English
• Published: Basel MDPI - Multidisciplinary Digital Publishing Institute 2022
• Subjects: Technology: general issues; History of engineering & technology; hollow perforated spherical structure with extended tubes; low frequency sound absorption; melamine foam; wideband sound absorber; speech clarity; bass ratio; sound absorption; reverberation time; acoustics; aerogels; modeling; fiber; porous materials; acoustic measurements; sound absorption coefficient; cement-based materials; building materials; pervious concrete; acoustic concrete; household end-of-life materials; building retrofitting; sound insulation; vulnerable houses; circular economy; egg-box; cardboard; textile waste; reuse; shunted loudspeaker; optimal sound absorption; fully exhaustive method; steel industry by-products; sound reduction index; granular materials; inverse method; cross laminated timber; impact noise; rubber ball; sustainable; timber; perforated plate; stepwise apertures; low frequency; membranes; measurement method; transmission loss; simulations; experiment; scattering effect; diffusion coefficient; reflecting panels; QRD; ISO 17497; n/a
• Online Access: DOAB: download the publication; DOAB: description of the publication

Thanks to the progress made in materials research and to the introduction of innovative manufacturing technologies, a wide range of sound-absorbing elements are currently available to adjust the acoustic features of an environment. Nowadays, performance is only one of the required specifications, to...