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    Article

    Depth Evaluation of Curvilinear Cracks in Metal Using Multi-speed Laser Lock-in Thermography Method

    An original method using lock-in thermography with a laser excitation is proposed for the contactless estimation of open crack depths in metal with curvilinear shape. A continuous laser source regularly scans ...

    C. Boué, S. Holé in Journal of Nondestructive Evaluation (2022)