The generation of electrical charges in response to mechanical deformation is a distinctive feature of piezoelectric materials. This property can be used to avoid mechanical stresses in special materials. A project currently ...
Engineering
Mar 30, 2015
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A plastic used in filters and tubing has an unusual trait: It can produce electricity when pulled or pressed. This ability has been used in small ways, but now researchers are coaxing fibers of the material to make even more ...
Polymers
Mar 26, 2015
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A sophisticated necklace developed by researchers at the UCLA Henry Samueli School of Engineering and Applied Science can monitor food and drink intake, which could help wearers track and improve their dietary habits.
Engineering
Mar 13, 2015
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A door has been opened to low-power off/on switches in micro-electro-mechanical systems (MEMS) and nanoelectronic devices, as well as ultrasensitive bio-sensors, with the first observation of piezoelectricity in a free standing ...
Nanophysics
Dec 22, 2014
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(Phys.org) —Piezoelectric materials, which produce electricity in response to mechanical stress, account for a $12 billion global industry that is projected to grow at a rate of 13.2% per year, according to a recent report ...
The trend toward energy self-sufficient probes and ever smaller mobile electronics systems continues unabated. They are used, for example, to monitor the status of the engines on airplanes, or for medical implants. They gather ...
Engineering
Oct 27, 2014
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Researchers from Columbia Engineering and the Georgia Institute of Technology report today that they have made the first experimental observation of piezoelectricity and the piezotronic effect in an atomically thin material, ...
Nanophysics
Oct 15, 2014
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(Phys.org) —Researchers at Penn State have demonstrated an acoustofluidic pump powered by a piezoelectric transducer about the size of a quarter. This reliable, inexpensive, programmable pump is a crucial feature for lab-on-a-chip ...
Analytical Chemistry
Sep 5, 2014
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Even within a phylum so full of mean little creatures, the yellow-colored Ormia ochracea fly is distinguished among other arthropods for its cruelty—at least to crickets. Native to the southeastern U.S. states and Central ...
General Physics
Jul 22, 2014
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There are a handful of naturally occurring materials, known as piezoelectric materials, that generate electricity if you bend, stretch or apply another mechanical force to them, and vice versa – if you apply a voltage across ...
Materials Science
Jul 2, 2014
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