Width and depth gauging of rectangular subsurface defects based on all-optical laser-ultrasonic technology
Chen Cheng, Anyu Sun, Bing‐Feng Ju, Chuanyong Wang
Topics & Concepts
Rayleigh waveRayleigh scatteringOpticsUltrasonic sensorWavelengthRayleigh lengthAcousticsMaterials scienceLaserAmplitudeFrequency domainSurface wavePhysicsMathematicsMathematical analysisLaser beamsAdvanced Fiber Optic SensorsUltrasonics and Acoustic Wave PropagationNon-Destructive Testing Techniques