News tagged with zinc oxide
Flexible charge pump: New small-scale generator produces alternating current by stretching zinc oxide wires
Nov 09, 2008 |
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(PhysOrg.com) -- Researchers have developed a new type of small-scale electric power generator able to produce alternating current through the cyclical stretching and releasing of zinc oxide wires encapsulated ...
New nanogenerator may charge iPods and cell phones with a wave of the hand
Mar 26, 2009 |
4.4 / 5 (17) |
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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 ...
'Nanospears' could lead to better solar cells, lasers, lighting
Nanotechnology / Nanomaterials
Aug 11, 2009 |
5 / 5 (14) |
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(PhysOrg.com) -- Growing - and precisely aligning - microscopic, spear-shaped zinc oxide crystals on a surface of single-crystal silicon, researchers at Missouri University of Science and Technology may have ...
3-D system based on optical fiber could provide new options for photovoltaics
Nanotechnology / Nanomaterials
Nov 02, 2009 |
4.4 / 5 (10) |
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Converting sunlight to electricity might no longer mean large panels of photovoltaic cells atop flat surfaces like roofs.
Bright White Light Coaxed from Unexpected Source
Dec 18, 2008 |
4.7 / 5 (7) |
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(PhysOrg.com) -- Duke University and United States Army scientists have found that a cheap and nontoxic sunburn and diaper rash preventative can be made to produce brilliant light best suited to the human ...
Zinc oxide gives green shine to new photoconductors
Nanotechnology / Nanomaterials
Mar 18, 2009 |
5 / 5 (5) |
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Photodetectors -- devices found in cell phones, digital cameras and other consumer gadgets that utilize photoconducting materials -- are a green technology in performance (converting light into electricity), but the manufacture ...
New material could efficiently power tiny generators
Oct 22, 2009 |
4.2 / 5 (5) |
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(PhysOrg.com) -- To power a very small device like a pacemaker or a transistor, you need an even smaller generator. The components that operate the generator are smaller yet, and the efficiency of those foundational components ...
A safe approach to nanotechnology: Boiling up zinc oxide nanorods without toxic solvents
Nanotechnology / Nanomaterials
Aug 19, 2009 |
5 / 5 (3) |
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A non-toxic and environmentally friendly way to make tiny nanorods of zinc oxide has been developed for the first time by researchers in Saudi Arabia. The approach, described in the current issue of the International Journal of ...
Eco-friendly metal coating replacement for chromate
Oct 30, 2009 |
5 / 5 (2) |
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(PhysOrg.com) -- CSIRO has developed a novel coating technology, "Quench Coat", to protect galvanised products from 'white rust' ? the form of zinc oxide that tarnishes freshly galvanised coatings, making ...
The next medical frontier: nano-surgery
Nanotechnology / Bio & Medicine
Dec 21, 2009 |
5 / 5 (2) |
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(PhysOrg.com) -- Engineering professor's nanorobot could be performing non-invasive surgical procedures on patients with tumors within the next decade.
Lotus Plant-Inspired Dust-Busting Shield to Protect Space Gear
Sep 23, 2009 |
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(PhysOrg.com) -- A NASA team is developing a transparent coating that mimics the self-cleaning properties of the lotus plant to prevent dirt from sticking to the surfaces of spaceflight gear and bacteria from ...
