Backscattering enhancements due to retroreflection of ultrasonic leaky Rayleigh waves at corners of solid elastic cubes in water

Journal of the Acoustical Society of America

Volumn 105, Issue 2 I, 1999, Pages 700-710

  Gipson, Karen ^a,b   Marston, Philip L ^a  

^a WASHINGTON STATE UNIVERSITY   (United States)

^b UNIVERSITY OF PUGET SOUND   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC WAVE PROPAGATION; ACOUSTIC WAVE REFLECTION; APPROXIMATION THEORY; ELASTICITY; INTERFACES (MATERIALS); MATHEMATICAL MODELS; NUMERICAL ANALYSIS; RAYLEIGH SCATTERING; STAINLESS STEEL; SURFACES; WATER;

LEAKY RAYLEIGH WAVE; RETROREFLECTION;

ACOUSTIC WAVE BACKSCATTERING;

STAINLESS STEEL; WATER;

ARTICLE; PRIORITY JOURNAL; SOLID; ULTRASOUND;

EID: 0033081647     PISSN: 00014966     EISSN: None     Source Type: Journal    
DOI: 10.1121/1.426261     Document Type: Article

References (18)

1. R. R. Goodman and R. Stern, "Reflection and transmission of sound by elastic spherical shells," J. Acoust. Soc. Am. 34, 338-344 (1962).
2. L. Flax, G. C. Gaunaurd, and H. Uberall, "Theory of resonance scattering," in Physical Acoustics, edited by R. N. Thurston (Academic, New York, 1981), Vol. 15, pp. 191-293.
3. P. A. Chinnery, V. F. Humphrey, and J. Zhang, "Low-frequency acoustic scattering by a cube: Experimental measurements and theoretical predictions," J. Acoust. Soc. Am. 101, 2571-2582 (1997); P. A.. Chinnery, J. Zhang, and V. F. Humphrey, "Acoustic scattering by nonmetallic and metallic cubes in the elastic resonance regime: Experimental measurements and combined finite element/boundary element modeling," ibid. 102, 60-66 (1997).
4. P. A. Chinnery, V. F. Humphrey, and J. Zhang, "Low-frequency acoustic scattering by a cube: Experimental measurements and theoretical predictions," J. Acoust. Soc. Am. 101, 2571-2582 (1997); P. A.. Chinnery, J. Zhang, and V. F. Humphrey, "Acoustic scattering by nonmetallic and metallic cubes in the elastic resonance regime: Experimental measurements and combined finite element/boundary element modeling," ibid. 102, 60-66 (1997).
5. P. D. Thorne, S. Sun, J. Zhang, I. Bjorno, and T. Mazoyer, "Measurements and analysis of acoustic backscattering by elastic cubes and irregular polyhedra," J. Acoust. Soc. Am. 102, 2705-2713 (1997).
6. P. L. Marston, "Geometrical and catastrophe optics methods in scattering," in Physical Acoustics, edited by R. N. Thurston and A. D. Pierce (Academic, Boston, 1992), Vol. 21, pp. 1-234.
7. P. L. Marston, "GTD for backscattering from elastic spheres and cylinders and the coupling of surface elastic waves with the acoustic field," J. Acoust. Soc. Am. 83, 25-37 (1988).
8. H. L. Bertoni and T. Tamir, "Unified theory of Rayleigh-angle phenom-ena for acoustic beams at liquid-solid interfaces," Appl. Phys. 2, 157-172 (1973).
9. W. G. Neubauer and L. R. Dragonette, "Monostatic reflection from a rigid rectangular plane," J. Acoust. Soc. Am. 41, 656-661 (1967).
10. P. L. Marston, "Leaky waves on weakly curved scatterers. II. Convolution formulation for two-dimensional high-frequency scattering," J. Acoust. Soc. Am. 97, 34-41 (1995).
11. P. L. Marston, S. S. Dodd, and C. M. Loeffler, "Retroreflective back-scattering of sound in water due to leaky waves on facets, plates, and comer truncations: approximate theory," J. Acoust. Soc. Am. 94, 1861(A) (1993).
12. P. L. Marston, "Spatial approximation of leaky wave surface amplitudes for three-dimensional high-frequency scattering: Fresnel patches and application to edge-excited and regular helical waves on cylinders," J. Acoust. Soc. Am. 102, 1628-1638 (1997).
13. K. Gipson, "Leaky Rayleigh wave ultrasonic backscattering enhancements: Experimental tests of theory for tilted solid cylinders and cubes," Ph.D. thesis, Washington State University, 1998.
14. A. K. Gautesen, "Scattering of an obliquely incident Rayleigh wave in an elastic quarter-space," Wave Motion 8, 27-41 (1986).
15. L. M. Brekhovskikh, Waves in Layered Media (Academic, New York, 1980).
16. W. G. Neubauer, "Ultrasonic reflection of a bounded beam at Rayleigh and critical angles for a plane liquid-solid interface," J. Appl. Phys. 44, 48-55 (1973).
17. S. S. Dodd, C. M. Loeffler, and P. L. Marston, "Retroreflective back-scattering of sound in water due to Lamb waves on plates with corners," J. Acoust. Soc. Am. 94, 1765(A) (1993).
18. G. Kaduchak, C. M. Wassmuth, and C. M. Loeffler, "Elastic wave contributions in high-resolution acoustic images of fluid-filled, finite cylindrical shells in water," J. Acoust. Soc. Am. 100, 64-71 (1996).