Acoustic Scattering from a Sphere - Steve Turley

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Hard <strong>Sphere</strong>, a=10.010 5 theta, degrees10 4d sigma/d omega10 310 210 110 00 20 40 60 80 100 120 140 160 180Figure 9: Dierential cross section for scattering <strong>from</strong> an acoustically hard sphere of radius 10 wavelengths.24
Figure 10: Total intensity near a 2.5 wavelength radius hard sphere.25
Page 2 and 3: 8 Dierential cross section for scat
Page 4 and 5: 1.4 Solutions in Spherical Coordina
Page 6 and 7: 3 Scattering TheoryOne of the rst t
Page 8 and 9: Substituting the value for s nm fro
Page 10 and 11: Series Approach As the the soft sph
Page 12 and 13: function j=sphj(n,x)% compute the s
Page 14 and 15: 20Soft Sphere, a=1.0181614d sigma/d
Page 16 and 17: Soft Sphere, a=10.010 6 theta, degr
Page 18 and 19: % It always uses a minimum of 5 ter
Page 20 and 21: 5.2.1 Far FieldThe function hard co
Page 22 and 23: 6Hard Sphere, a=1.05d sigma/d omega
Page 26 and 27: % decrease rapidly. Taking 2ka term
Page 28 and 29: 20Penetrable Sphere, a=1.0,kf=1.5,r
Page 30 and 31: Penetrable Sphere, a=10.0,kf=1.5,rh

Acoustic Scattering from a Sphere - Steve Turley

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