Sizing the Depth and Width of Narrow Cracks in Real Parts by Laser-Spot Lock-In Thermography
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DOI: 10.3390/ma14195644
Abstract: We present a complete characterization of the width and depth of a very narrow fatigue crack developed in an Al-alloy dog bone plate using laser-spot lock-in thermography. Unlike visible micrographs, which show many surface scratches,… read more here.
Keywords: depth; lock thermography; spot lock; laser spot ... See more keywords