Fabrication and comparison of PMN-PT single crystal, PZT and PZT-based 1-3 composite ultrasonic transducers for NDE applications von Kim, Ki-Bok, Hsu, David K., Ahn, Bongyoung, Kim, Young-Gil, Barnard, Daniel J.

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Pitch-catch ultrasonic study on unidirectional CFRP composite laminates using Rayleigh wave transducers von Park, Je-Woong, Im, Kwang-Hee, Hsu, David K., Jung, Jong-An, Yang, In-Young

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Terahertz Wave Approach and Application on FRP Composites von Im, Kwang-Hee, Hsu, David K., Chiou, Chien-Ping, Barnard, Daniel J., Jung, Jong-An, Yang, In-Young

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Nondestructive Evaluation of Sandwich Structures: A Review of Some Inspection Techniques von Hsu, David K.

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Estimation of porosity content of composite materials by applying discrete wavelet transform to ultrasonic backscattered signal von Kim, Ki-Bok, Hsu, David K., Barnard, Daniel J.

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Nondestructive testing using air-borne ultrasound von Hsu, David K.

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Coating Thickness Characterization of Composite Materials Using Terahertz Waves von Kim, Sun Kyu, Hsu, David K., Jung, Jong An, Im, Kwang Hee

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Ultrasonic Approach of Rayleigh Pitch-Catch Contact Ultrasound Waves on CFRP Laminated Composites von Yang, In-Young, Im, Kwang-Hee, Heo, Uk, Hsu, David K, Park, Je-Woong, Kim, Hak-Joon, Song, Sung-Jin

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Prediction of Interlaminar Shear Strength of a Thermally Aged Carbon/Epoxy Composite Material by Fourier Transform Infrared Photoacoustic Spectroscopy von Sweterlitsch, Jeffrey J., Jones, Roger W., Hsu, David K., McClelland, John F.

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Characterization of waviness in wind turbine blades using air coupled ultrasonics von Chakrapani, Sunil Kishore, Dayal, Vinay, Hsu, David K., Barnard, Daniel J., Gross, Andrew

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An exploration of the utilities of terahertz waves for the NDE of composites von Hsu, David K., Im, Kwang-Hee, Chiou, Chien-Ping, Barnard, Daniel J.

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T-Ray NDE Inspections on the Fiber Direction of Thermoplastic PPS-Based CFRP Composites von Chiou, Chien Ping, Barnard, Daniel J., Hsu, David K., Im, Kwang Hee

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Feasibility on fiber orientation detection of unidirectional CFRP composite laminates using one-sided pitch–catch ultrasonic technique von Yang, In-Young, Im, Kwang-Hee, Hsu, David K., Dayal, Vinay, Barnard, Dan, Kim, Ji-Hoon, Cha, Cheon-Seok, Cho, Young-Tae, Kim, Do-Jung

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Development of a portable mechanical hysteresis measurement and imaging system for impact characterization in honeycomb sandwich structures von Barnard, Daniel J., Hsu, David K.

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Ultrasonic Characterization on Sequences of CFRP Composites Based on Modeling and Motorized System von Im, Kwang-hee, Hsu, David K, Song, Sung-jin, Park, Je-woung, Sim, Jae-ki, Yang, In Young

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Terahertz spectroscopy approach of the fiber orientation influence on CFRP composite solid laminates von Park, Je-Woong, Im, Kwang-Hee, Hsu, David K., Jung, Jong-An, Yang, In-Young

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DAMAGE MODELLING IN COMPOSITES FOR NDE von Dayal, Vinay, Hsu, David K, Kite, Adam H

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Influence of terahertz waves on the penetration in thick FRP composite materials von Im Kwang-Hee, Hsu, David K, Chien-Ping, Chiou, Barnard, Daniel J, Yang, In-Young, Park Je-Woong

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A Study on Ultrasonic Evaluation of Material Defects in Carbon/Carbon Composites von Im, Kwang-hee, Hsu, David K, Cha, Cheon-seok, Sim, Jae-ki, Yang, In-young

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Terahertz Ray Nondestructive Characterizations in FRP Composites von Chiou, Chien Ping, Park, Je Woong, Hsu, David K., Barnard, Daniel J., Im, Kwang Hee

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