Among all the feasible solutions for current energy transportation and the resulting cost,
environmental, and safety issues, pipeline transportation is undoubtedly one of the most …

Considering the fact that the acoustic attenuation increases with the carrier frequency, the
attention shifts towards the low-frequency ultrasonic waves in the field of ultrasonic …

The capability of microwave signals to penetrate inside composites and interact with the
inner structure makes them a very attractive candidate for composite inspection. Various …

Unmanned ground vehicles (UGVs) find extensive use in various applications, including that
within industrial environments. Efforts have been made to develop cheap, portable, and light …

Air‐coupled ultrasonic testing (ACU) is a pioneering technique in non‐destructive testing
(NDT). While contact testing and fluid immersion testing are standard methods in many …

Air-coupled ultrasonic (ACU) testing has proven to be a valuable method for increasing the
speed in non-destructive ultrasonic testing and the investigation of sensitive specimens. A …

The use of pulse-compression in ultrasonic non-destructive testing has assured, in various
applications, a significant improvement in the signal-to-noise ratio. In this work, the …

Rotating machines play a pivotal role in various industries, serving as the heart of power
generation, manufacturing, and transportation systems. Ensuring their reliable operation is …

The demand for an efficient and reliable ultrasonic phased array imaging system is not
unique to a single industry. Today's imaging systems can be enhanced in a number of areas …

The adequate assessment of key apparatus conditions is a hot topic in all branches of
industry. Various on-line and off-line diagnostic methods are widely applied to provide early …