Cai, Liang-Wu; Sánchez-Dehesa Moreno-Cid, José(Acoustical Society of America, 2012-10)
The equivalence between a single mass-anisotropic layer and two isotropic layers is analyzed by studying two systems: one consists of an anisotropic layer sandwiched between two arbitrarily chosen isotropic media; and the ...
Estrada, Héctor; Bravo Plana-Sala, José Mª; Meseguer Rico, Francisco Javier(IOP Publishing: Open Access Journals, 2011)
We report on the key role of the acoustical impedance ratio between the solid and the host fluid in the transmission properties of slit arrays. Numerical calculations predict huge sound screening effects up to 60 dB for ...