International researchers have improved an ultrasonic phased array system, making it possible to see hidden defects in aging ...

Whether designing a window in an airliner or a cable conduit for an engine, manufacturers devote a lot of effort to reinforcing openings for structural integrity. But the reinforcement is rarely ...

A new technique maintains structural integrity by essentially hiding openings in materials from surrounding forces. Rather than reinforcing an opening, such as a hole or a window, to protect against a ...