Modeling of subcritical penetration into sediments due to interface roughness

Journal of the Acoustical Society of America

Volumn 107, Issue 1, 2000, Pages 263-277

  Thorsos, Eric I ^a   Jackson, Darrell R ^a   Williams, Kevin L ^a  

^a UNIVERSITY OF WASHINGTON   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

WATER;

ACOUSTICS; ANALYTIC METHOD; ARTICLE; MATHEMATICAL ANALYSIS; MODEL; PRIORITY JOURNAL; SEDIMENT; SURFACE PROPERTY;

EID: 0033988775     PISSN: 00014966     EISSN: None     Source Type: Journal    
DOI: 10.1121/1.428303     Document Type: Article

References (23)

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3. J. E. Moe, E. I. Thorsos, D. R. Jackson, and K. L. Williams, "The effect of roughness on acoustic penetration of the seafloor as given by a fluid-fluid perturbation model and comparison with recent sediment penetration experiments," J. Acoust. Soc. Am. 97, 3315(A) (1995).
4. J. L. Lopes, "Observations of anomalous acoustic penetration into sediments at shallow grazing angles," J. Acoust. Soc. Am. 99, 2473(A) (1996).
5. H. J. Simpson and B. H. Houston, "A synthetic array measurement of a fast compressional and a slower wave in an unconsolidated water-saturated porous medium," J. Acoust. Soc. Am. 102, 3210(A) (1997).
6. A. Maguer, E. Bovio, W. L. J. Fox, E. Pouliquen, and H. Schmidt, "Mechanisms for subcritical penetration into a sandy bottom: Experimental and modeling results," J. Acoust. Soc. Am. (to be published).
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8. D. R. Jackson and A. N. Ivakin, "Scattering from elastic sea beds: First-order theory," J. Acoust. Soc. Am. 103, 336-345 (1998).
9. A. N. Ivakin and D. R. Jackson, "Effects of shear elasticity on sea bed scattering: Numerical examples," J. Acoust. Soc. Am. 103, 346-354 (1998).
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12. R. D. Stoll, Sediment Acoustics, Vol. 26 in Lecture Notes in Earth Sciences, edited by S. Bhattacharji et al. (Springer-Verlag, Berlin, 1989), p. 32.
13. E. I. Thorsos and D. R. Jackson, "The validity of the perturbation approximation for rough surface scattering using a Gaussian roughness spectrum," J. Acoust. Soc. Am. 86, 261-277 (1989).
14. J. E. Moe, "Near and far-field acoustic scattering through and from two dimensional fluid-fluid rough interfaces," Technical Report No. APL-UW TR 9606, Applied Physics Laboratory, University of Washington, October 1996.
15. J. E. Moe and D. R. Jackson, "Near field scattering through and from a two-dimensional fluid-fluid rough interface," J. Acoust. Soc. Am. 103, 275-287 (1998).
16. E. I. Thorsos, "Acoustic scattering from a 'Pierson-Moskowitz' sea surface," J. Acoust. Soc. Am. 88, 335-349 (1990).
17. N. P. Chotiros, "High frequency bottom penetration: Panama City experiment analysis III," Technical Report No. ARL-TR-91-18, Applied Research Laboratories, University of Texas at Austin, July, 1991.
18. L. M. Brekhovskikh, Waves in Layered Media (Academic, San Diego, 1980), Chap. 4.
19. S. Stanic, K. B. Briggs, P. Fleischer, R. I. Ray, and W. B. Sawyer, "Shallow-water high-frequency bottom scattering off Panama City, Florida," J. Acoust. Soc. Am. 83, 2134-2144 (1988).
20. P. D. Mourad and D. R. Jackson, "High frequency sonar equation models for bottom backscatter and forward loss," in Proceedings of OCEANS '89 (IEEE Press, New York, 1989), Vol. 4, pp. 1168-1175. Spectral parameters for Table I in the current article were based on measured values given in Figs. 7 and 9 in Ref. 20. Two values are listed in these figures for each parameter: the first was obtained using model equations, and the second is a fit to site measurements.
21. D. R. Jackson, E. I. Thorsos, and J. E. Moe, "Far field considerations in boundary scattering," in Shallow-Water Acoustics, edited by R. Zhang and J. Zhou (China Ocean, Beijing, 1997), pp. 297-302.
22. N. P. Chotiros, personal communication.
23. D. J. Wingham, "The dispersion of sound in sediments," J. Acoust. Soc. Am. 78, 1757-1760 (1985).