Aerial drone footage shows the humpback whale (Megaptera novaeangliae) missing its iconic lobed fluke, which is responsible ...

Abstract: This paper presents a new piezoelectric ceramic ultrasonic transducer design method, which can be used for early fault diagnosis of industrial rolling bearings. Through ANSYS finite element ...

Abstract: In ultrasonic nondestructive testing, the iterative time-reversal process is an adaptive technique that can be used to detect flaws in complex samples with a large array of transducers. The ...