Using bundles of vertical zinc oxide nanowires, researchers have fabricated arrays of piezotronic transistors capable of converting mechanical motion directly into electronic controlling signals. The arrays could help give ...
Nanophysics
Apr 25, 2013
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Using exotic particles called quantum dots as the basis for a photovoltaic cell is not a new idea, but attempts to make such devices have not yet achieved sufficiently high efficiency in converting sunlight to power. A new ...
Nanophysics
Mar 25, 2013
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(PhysOrg.com) -- University of California, San Diego electrical engineers are building a forest of tiny nanowire trees in order to cleanly capture solar energy without using fossil fuels and harvest it for hydrogen fuel generation. ...
Nanophysics
Mar 7, 2012
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(PhysOrg.com) -- Taking advantage of the unique properties of zinc oxide nanowires, researchers have demonstrated a new type of piezoelectric resistive switching device in which the write-read access of memory cells is controlled ...
Nanophysics
Jul 26, 2011
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A team led by a professor at the University of California, Riverside Bourns College of Engineering has made a discovery in semiconductor nanowire laser technology that could potentially do everything from kill viruses to ...
Nanophysics
Jul 5, 2011
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Blinking numbers on a liquid-crystal display (LCD) often indicate that a device's clock needs resetting. But in the laboratory of Zhong Lin Wang at Georgia Tech, the blinking number on a small LCD signals the success of ...
Nanophysics
Nov 8, 2010
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While refining their novel method for making nanoscale wires, chemists at the National Institute of Standards and Technology discovered an unexpected bonus -- a new way to create nanowires that produce light similar to that ...
Nanophysics
Sep 29, 2010
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(PhysOrg.com) -- Scientists have no problem making a menagerie of nanometer-sized objects -- wires, tubes, belts, and even tree-like structures. What they sometimes have been unable to do is explain precisely how those objects ...
Nanomaterials
Apr 22, 2010
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By combining a new generation of piezoelectric nanogenerators with two types of nanowire sensors, researchers have created what are believed to be the first self-powered nanometer-scale sensing devices that draw power from ...
Nanophysics
Mar 28, 2010
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Imagine if all you had to do to charge your iPod or your BlackBerry was to wave your hand, or stretch your arm, or take a walk? You could say goodbye to batteries and never have to plug those devices into a power source again.
Nanophysics
Mar 26, 2009
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