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Remote defect visualization of standard composite coupons using a mobile pulse-echo ultrasonic propagation imager Abetew, Ayalsew-Dagnew; Hong, Seung-Chan; Lee, Jung-Ryul; Baek, Seil; Ihn, Jeong-Beom, ADVANCED COMPOSITE MATERIALS, v.24, pp.15 - 27, 2017-06 |
Three dimensional evaluation of aluminum plates with wall-thinning by full-field pulse-echo laser ultrasound Hong, Seung-Chan; Abetew, Ayalsew-Dagnew; Lee, Jung-Ryul; Ihn, Jeong-Beom, OPTICS AND LASERS IN ENGINEERING, v.99, pp.58 - 65, 2017-12 |
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