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An instrument that utilizes focused acoustic waves to produce images of surface and subsurface features in materials, and to measure elastic...



= Encyclopedia Article; = Research Update
Figure 1.Acoustic lens.
From Encyclopedia article 'Acoustic microscope'
Figure 2.Acoustic images. (a) Bipolar transistor on silicon integrated circuit and (b) myxobacterium, both images taken in superfluid helium at 0.2 K (from J. S. Foster and D. Rugar, Low-temperature acoustic microscopy, IEEE Trans., SU-32, 139–151, 1985). (c) Delaminations at a polymer-metal interface (courtesy of S. Sathish). (d) Delamination in an electronic ceramic package (courtesy of G. Pfannschmidt).
From Encyclopedia article 'Acoustic microscope'
Figure 3.Acoustic rays interacting to produce contrast enhancement in imaging at defocus and to generate V(z) curve.
From Encyclopedia article 'Acoustic microscope'