With loudspeakers, an important parameter is the frequency at which their cones resonate. This clever Arduino-based tester ...

Piezoelectrical materials are utilized in various applications, from biomedical (cardiac, auditory, ultrasound, and numerous biosensors) to advanced electronics—including energy production and storage ...

Learn how 4D digital holographic microscopy provides real-time, non-contact measurement of MEMS micromirror deformation, ...

The new device uses sound waves to gather blood pressure data from blood vessels, monitoring the response with ultrasound. The new technique, called resonance sonomanometry, holds the promise to ...