Impulse measurements of impedance and propagation constant compared to rigid-frame and dual-wave predictions for foam

Journal of the Acoustical Society of America

Volumn 97, Issue 3, 1995, Pages 1477-1485

  Lawrence, D E P ^a   Don, C G ^a  

^a MONASH UNIVERSITY   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTICS; AERODYNAMICS; FOAM; POROUS MEDIA-FLOW THROUGH;

ACOUSTIC IMPEDANCE; ARTICLE; FOAM; FREQUENCY MODULATION; MATHEMATICAL ANALYSIS; PRIORITY JOURNAL; SOUND TRANSMISSION; WAVEFORM;

EID: 0028985911     PISSN: 00014966     EISSN: NA     Source Type: Journal    
DOI: 10.1121/1.412087     Document Type: Article

References (15)

1. K. Attenborough, “Acoustical characteristics of rigid fibrous absorbents and granular materials,” J. Acoust. Soc. Am. 73, 785–799 (1983).
2. Y. Champoux and M.R. Stinson, “On acoustical models for sound propagation in rigid frame porous materials and the influence of shape factors,” J. Acoust. Soc. Am. 92, 1120–1131 (1992).
3. M.E. Delany and E.N. Bazley, “Acoustic properties of fibrous materials,” Appl. Acoust. 3, 105–116 (1970).
4. L.N. Brekhovskikh, Waves in a Layered Media (Academic, New York, 1960).
5. M.A. Biot, “Theory of propagation of elastic waves in a fluid-saturated porous solid,” J. Acoust. Soc. Am. 28, 168–191 (1958).
6. J.F. Allard, A. Aknine, and C. Depollier, “Acoustic properties of partially reticulated foams with high and medium flow resistance,” J. Acoust. Soc. Am. 79, 1734–1740 (1986).
7. J.A. Moore and R.H. Lyon, “Resonant porous material absorbers,” J. Acoust. Soc. Am. 72, 1989–1999 (1982).
8. J.F. Allard, C. Depollier, P. Gouignouard, and P. Rebillard, “Effects of a resonance of the frame on the surface impedance of a glass wool of high density and stiffness,” J. Acoust. Soc. Am. 89, 999–1001 (1991).
9. C. Zwikker and C.W. Kosten, Sound Absorbing Materials (Elsevier, New York, 1949).
10. D.E.P. Lawrence and C.G. “Don, “Acoustic properties of layered materials,” Proc. Internoise 91, 419–422 (1991).
11. C.G. Don and A.J. Cramond, “Soil impedance measurements by an acoustic pulse technique,” J. Acoust. Soc. Am. 77, 1601–1609 (1985).
12. J. C. Davies and K.A. Mulholland, “An impulse method of measuring normal impedance at oblique incidence,” J. Sound Vib. 67, 135–149 (1979).
13. T. Pritz, “Transfer function Method for investigating the complex modulus of acoustic materials: rod-like specimen,” J. Sound Vib. 81, 359–376 (1980).
14. J.F. Allard, C. Depollier, and A. L'Esperance, “Observation of the Biot slow wave in a plastic foam of high flow resistance at acoustic frequencies,” J. Appl. Phys. 59, 3367–3370 (1986).
15. K. Attenborough, “On the acoustic slow wave in air-filled granular material,” J. Acoust. Soc. Am. 81, 93–102 (1987).