(A) Schematic comparison of the puncture process with and without axial vibration, including 3 stages: pre-puncture (contact compression), puncture (membrane rupture), and post-puncture (insertion ...

This video shows the working principle of the advanced ultrasonic sensors from Physik Instrumente (PI). Developed for flow measurement and bubble detection, the PI ultrasonic sensors are ...

How researchers are modifying basic materials to enhance and tailor transducer performance. Efforts and results achieved with piezoelectric materials. Efforts and results achieved with triboelectric ...