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Published in 2019 at "Journal of the Mechanics and Physics of Solids"
DOI: 10.1016/j.jmps.2018.10.006
Abstract: Abstract Acoustic foams are commonly used for sound attenuation purposes. Due to their porous microstructure, they efficiently dissipate energy through the air flowing in and out of the pores at high frequencies. However, the low…
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Keywords:
towards acoustic;
acoustic metafoams;
enhanced performance;
poroelastic materials ... See more keywords
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Published in 2020 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2020.115472
Abstract: Abstract Low frequency sound attenuation is a challenging task, because of the severe mass, stiffness and volume constraints on the absorbing and/or reflecting barriers. Recently, significant improvements in low frequency sound attenuation has been achieved…
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Keywords:
range;
frequency;
broadening attenuation;
mass stiffness ... See more keywords