Fully noncontact inspection of closed surface crack with nonlinear laser ultrasonic testing method
Xing Kou, Cuixiang Pei, Zhenmao Chen
Topics & Concepts
Materials scienceUltrasonic sensorUltrasonic testingNonlinear systemAcousticsHarmonicsLaserGratingFinite element methodNonlinear acousticsOpticsStructural engineeringPhysicsEngineeringOptoelectronicsVoltageQuantum mechanicsUltrasonics and Acoustic Wave PropagationNon-Destructive Testing TechniquesThermography and Photoacoustic Techniques