We’re most familiar with sound as vibrations that travel through the atmosphere around us. However, sound can also travel ...

The increasing miniaturization and sophistication of electronic products, ranging from consumer media devices to medical diagnostic tools to defense-related sonar applications, presents a bounty of ...

The word “piezo” derives from the Greek word piezein, meaning “to press tightly”. Piezoelectricity refers to a material’s ability to convert mechanical energy (pressing) into electric energy ...

Piezoelectricity is a property of certain materials to become electrically polarized under strain and stress. This phenomenon has been studied extensively since it was first discovered in the mid-18 ...

How a battery-free, untethered underwater camera gets its operating power via wave-energy harvesting. How the camera captures images with minimal power use. How the camera communicates captured image ...