SCANNING ACOUSTIC MICROSCOPY

Acoustic microscopy is a well-established and useful technique for ima ging and investigating the properties of materials such as metals, cer amics and composites, as well as integrated circuits and biological sa mples. This article covers the scanning acoustic microscope (SAM), exp lains its operating principle and the various system configurations av ailable. Various applications are covered, including biological applic ations, integrated circuits, composite materials and metrology.