Laser-induced ultrasonic measurements for the detection and reconstruction of surface defects

HIGHLIGHTS

• who: Qian Feiming and colleagues from the Institute of Ultra-Precision Optoelectronic Instrument Engineering, Harbin Institute of Technology, Harbin, PR China have published the research work: Laser-induced ultrasonic measurements for the detection and reconstruction of surface defects, in the Journal: (JOURNAL)
• what: In this paper an aluminium block with four holes whose diameters range from 1 mm to 2.5 mm is assessed through B-scans the synthetic aperture focusing technique (SAFT) and FMC/TFM.
• how: In this study SNR is used as a metric to compare the performance of imaging algorithms . . .
  

   

  

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