1. Principle of the technique
1.1 Bases
X-ray radiography is based on Beer-Lambert's law, which calculates, along a given X-ray path within matter, the ratio between the number of transmitted photons N and the number of incident photons N 0 . As the expression (1) shows, this number depends on the absorption (or linear attenuation) coefficient µ (in m -1...
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Principle of the technique
Examples of material problems dealt with
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