Simple, relaxational models for the acoustical properties of porous media

Applied Acoustics

Volumn 50, Issue 3, 1997, Pages 171-188

  Wilson, D K ^a  

^a U S ARMY RESEARCH LABORATORY   (United States)

Author keywords

Acoustics; Diffusion; Porous media; Relaxation processes

Indexed keywords

ACOUSTIC WAVE PROPAGATION; ACOUSTICS; DIFFUSION; MATHEMATICAL MODELS; POROUS MATERIALS; RELAXATION PROCESSES;

DELANY-BAZLEY EQUATIONS; MICROSTRUCTURAL MODELS;

ACOUSTIC PROPERTIES;

EID: 0031095585     PISSN: 0003682X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0003-682X(96)00048-5     Document Type: Article

References (13)

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2. Delany, M. A. and Bazley, E. N., Acoustic properties of fibrous absorbent materials. Appl. Acoust., 1970, 3, 105-116. [Equations (10) and (11) are MKS versions of Delany and Bazley's equations, appearing in Sutherland, L. C., Review of ground impedance for grass surfaces - Delany and Bazley revisited. In Proceedings of the Sixth International Symposium on Long-range Sound Propagation, eds D. I. Havelock and M. R. Stinson. NRC Canada, Ottawa, Canada, 1994, pp. 460-473.]
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