Diffraction grating strain gauge method: error analysis and its application for the residual stress measurement in thermal barrier coatings
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DOI: 10.1088/1361-6501/aa9fda
Abstract: Diffraction grating strain gauge (DGSG) is an optical strain measurement method. Based on this method, a six-spot diffraction grating strain gauge (S-DGSG) system has been developed with the advantages of high and adjustable sensitivity, compact… read more here.
Keywords: diffraction grating; grating strain; method; residual stress ... See more keywords