Dry-coupled low-frequency ultrasonic wheel probes: application to adhesive bond inspection

Drinkwater, 1994, An ultrasonic wheel probe alternative to liquid coupling, Br J NDT, 36, 430 Bilson, 1993, Development of novel piezoelectric ultrasonic transducers for couplant-free ultrasonic testing, Br J NDT, 35, 705 Dixon, 2000, High-temperature thickness gauging using a highly deformable dry couplant material, Br J NDT, 42, 734 Drinkwater, 1997, The practical application of solid coupled ultrasonic transducers, Mater Eval, 55, 401 Bourne, 2001, High frequency ultrasonic wheel probe using hydrophilic polymers as novel solid couplant, Br J NDT, 43, 26 Freemantle RJ, Challis RE, White JDH. A Z-transform technique for thin-layer reverberation cancellation applied to ultrasonic NDT of adhered structures. Advanced techniques for collection and interpretation of NDT data. IEE colloquium, 1994. Digest no. 1994/102:7/1–7/4. Drinkwater, 1997, A study of the transmission of ultrasound across solid–rubber interfaces, J Acoust Soc Am, 101, 970, 10.1121/1.418055 Pialucha, 1994, The detection of thin embedded layers using normal incidence ultrasound, Ultrasonics, 32, 431, 10.1016/0041-624X(94)90062-0 Guyott, 1988, The ultrasonic vibration characteristics of adhesive joints, J Acoust Soc Am, 83, 632, 10.1121/1.396157 Allin, 2002, A robust technique for disbond detection in the automotive industry, 21B, 1172 Robinson, 2000, An integrated systems approach to automated scanning and analysis of engineering structures, Br J NDT, 42, 714