A dual-function ESPI system for the meas
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B. Bhaduri; N.K. Mohan; M.P. Kothiyal
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Article
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2006
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Elsevier Science
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English
β 580 KB
A dual-function ESPI system is developed for the measurement of out-of-plane displacement and its slope change. The proposed system is convenient and also efficient to switch over from an out-of-plane sensitive configuration to shearography. A difference-ofphase method with a five-step algorithm is