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Keywords: electronic speckle pattern interferometry
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. January 2010, 132(1): 011007.
Published Online: November 3, 2009
... and enhances the accuracy of all evaluated stresses. In recent years, electronic speckle pattern interferometry (ESPI) was introduced as an alternative to strain gauges for hole-drilling measurements ( 6 7 8 9 ). ESPI is a full-field optical technique that gives very sensitive, nanometer-range...