Ultrasonic nondestructive testing, also known as ultrasonic NDT or simply UT, is a method of characterizing the thickness or internal structure of a test piece using high-frequency sound waves. The ...
In the medical applications of ultrasonic imaging, sound waves of high frequency are usually employed to produce in-depth cross-sectional images of internal organs. Special multi-element transducers ...
Figure 1. Industrial LEA-based inspection system in production use for automated helicopter tailboom inspection. Inset: the laser-based ultrasound generation unit of the through-transmission ...
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