Paper
8 April 2008 Single crystal piezoelectric composite transducers for ultrasound NDE applications
Xiaoning Jiang, Kevin Snook, Thomas Walker, Andrew Portune, Richard Haber, Xuecang Geng, John Welter, Wesley S. Hackenberger
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Abstract
Single crystal piezoelectric composite transducers including 75 MHz PC-MUT (piezoelectric composite micromachined ultrasound transducers), diced 10 MHz and 15 MHz 1-3 composite transducers were successfully demonstrated with broad bandwidth and high sensitivity. In this paper, the design, fabrication and characterization of composite transducers are reported. C-scan experiments for SiC ceramic samples were performed using these composite transducers as well as some commercial NDE transducers. The results suggest that significant improvements in resolution and penetration depth can be achieved in C-scan NDE imaging using single crystal composite broadband transducers.
© (2008) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Xiaoning Jiang, Kevin Snook, Thomas Walker, Andrew Portune, Richard Haber, Xuecang Geng, John Welter, and Wesley S. Hackenberger "Single crystal piezoelectric composite transducers for ultrasound NDE applications", Proc. SPIE 6934, Nondestructive Characterization for Composite Materials, Aerospace Engineering, Civil Infrastructure, and Homeland Security 2008, 69340D (8 April 2008); https://doi.org/10.1117/12.776186
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Cited by 24 scholarly publications.
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KEYWORDS
Transducers

Composites

Crystals

Silicon carbide

Nondestructive evaluation

Ultrasonography

Ceramics

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