A white light speckle method applied to
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F.P. Chiang; A. Asundi
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Article
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1981
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Elsevier Science
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English
โ 500 KB
A new method is developed for the measurement of displacement field around cracks by using the so-called white light speckles. By spraying the specimen surface with a layer of white paint and then a layer of black paint, a fine pattern of random speckles are developed under the observation of a micr