Non-contact microcrack detection via nonlinear Lamb wave mixing and laser line arrays
Santhakumar Sampath, Hoon Sohn
Topics & Concepts
Lamb wavesOpticsInterferometryLaserNarrowbandAcousticsUltrasonic sensorMixing (physics)Nonlinear systemMaterials scienceFour-wave mixingPhysicsNonlinear opticsSurface waveQuantum mechanicsUltrasonics and Acoustic Wave PropagationThermography and Photoacoustic TechniquesPhotoacoustic and Ultrasonic Imaging