Quantitative detection of surface defect using laser-generated Rayleigh wave with broadband local wavenumber estimation
Jun He, Xuekun Liu, Qichao Cheng, Shixi Yang, Miaoshuo Li
Topics & Concepts
WavenumberOpticsBroadbandMaterials scienceLaserRayleigh waveRayleigh scatteringAcousticsUltrasonic sensorEnergy (signal processing)Surface wavePhysicsQuantum mechanicsUltrasonics and Acoustic Wave PropagationThermography and Photoacoustic TechniquesNon-Destructive Testing Techniques