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 ...

Ultrasound inspection is a non-destructive testing method that detects electrical emissions and mechanical conditions in equipment. Predictive and proactive inspection of rotating equipment is ...

As the newest generation of composites-intensive aircraft comes online — notably Boeing's 787, and Airbus' A380 and A350 — nondestructive testing (NDT) of composites will assume unprecedented ...

Ultrasonics refers to signals that are above the human hearing span (>20 kHz), and usually in the 40- to 70-kHz range. These signals are used like radar—they’re radiated toward a target and reflected ...