Imaging and Methods of Reconstruction
After having located a defect it is of great importance to know something about its size, since this is the basis for a decision concerning its importance for the practical integrity of the specimen which contains it. Its shadow, as revealed by X-ray screening could already be very useful and this is the aim of all imaging methods. By the use of sound sensors, signals are obtained to transform the sound “picture” into a visual image.
KeywordsPorosity Quartz Anisotropy Attenuation Propa
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