Detection and characterization of discontinuities in stainless steel by the laser ultrasonic synthetic aperture focusing technique

Materials Evaluation

Volumn 62, Issue 4, 2004, Pages 450-459

  Ochiai, Makoto ^a   Lévesque, Daniel ^b   Talbot, Richard ^b   Blouin, Alain ^b   Fukumoto, Akira ^a   Monchalin, Jean Pierre ^b  

^a TOSHIBA CORPORATION   (Japan)

^b NATIONAL RESEARCH COUNCIL CANADA   (Canada)

Author keywords

Crack depth sizing; Laser ultrasonics; Nondestructive testing; Stress corrosion cracking; Synthetic aperture focusing technique; Weld discontinuity

Indexed keywords

ALGORITHMS; BANDWIDTH; ELECTROMAGNETIC WAVE DIFFRACTION; FABRY-PEROT INTERFEROMETERS; FOCUSING; FOURIER TRANSFORMS; LASER BEAM EFFECTS; NATURAL FREQUENCIES; NONDESTRUCTIVE EXAMINATION; RADIOGRAPHY; SHEAR WAVES; SIGNAL PROCESSING; STRESS CORROSION CRACKING; SYNTHETIC APERTURES; ULTRASONIC TESTING; WELDING;

CRACK DEPTH SIZING; LASER ULTRASONICS; SYNTHETIC APERTURE FOCUSING TECHNIQUE; WELD DISCONTINUITY;

STAINLESS STEEL;

EID: 2442554081     PISSN: 00255327     EISSN: None     Source Type: Trade Journal    
DOI: None     Document Type: Article

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