News tagged with piezoelectric

Nanowires exhibit giant piezoelectricity

Gallium nitride (GaN) and zinc oxide (ZnO) are among the most technologically relevant semiconducting materials. Gallium nitride is ubiquitous today in optoelectronic elements such as blue lasers (hence the blue-ray disc) ...

Jan 26, 2011
5 / 5 (3) 0 | with audio podcast

Lead-free piezoelectric materials of the future

Piezoelectric materials have fantastic properties: squeeze them and they generate an electrical field. And vice-versa, they contract or expand when jolted with an electrical pulse. With a name derived from the Greek word ...

Sep 14, 2010
3.2 / 5 (5) 0 | with audio podcast

Good vibrations: New atom-scale products on horizon

The generation of an electric field by the compression and expansion of solid materials is known as the piezoelectric effect, and it has a wide range of applications ranging from everyday items such as watches, ...

Aug 23, 2010
4.5 / 5 (15) 8 | with audio podcast

Push-Button Logic on the Nanoscale

(PhysOrg.com) -- Circuits that can perform logic operations at the push of a button are a dime-a-dozen these days, but a breakthrough by researchers in the USA has meant they can be smaller and simpler than ...

Aug 05, 2010
5 / 5 (10) 3 | with audio podcast