News tagged with electrical conductor
Reversible doping: Hydrogen flips switch on vanadium oxide
If you are not a condensed matter physicist, vanadium oxide (VO2) may be the coolest material you've never heard of. It's a metal. It's an insulator. It's a window coating and an optical switch. And thanks ...
May 21, 2012 |
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Researchers find possible evidence of Majorana fermions
(Phys.org) -- Researchers working out of Delft University of Technology in the Netherlands have constructed a device that appears to offer some evidence of the existence of Majorana fermions; the elusive particles ...
Apr 13, 2012 |
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Low-temperature method 'grows' transparent zinc oxide films for use in displays, solar cells
The displays on flat-screen TVs and smartphones, as well as the panels on solar cells, all require materials that not only conduct electricity but are also highly transparent to visible light. One transparent ...
Apr 12, 2012 |
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New technology platform for molecule-based electronics
Researchers at the Nano-Science Center at the University of Copenhagen have developed a new nano-technology platform for the development of molecule-based electronic components using the wonder material graphene. At the same ...
Nanotechnology / Nanomaterials
Feb 09, 2012 |
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Researchers devise new means for creating elastic conductors
Researchers from North Carolina State University have developed a new method for creating elastic conductors made of carbon nanotubes, which will contribute to large-scale production of the material for use ...
Nanotechnology / Nanomaterials
Jan 24, 2012 |
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Pair claim they have turned hydrogen to metal
(PhysOrg.com) -- Many have tried, but none have succeeded. For at least a hundred years, scientists looking at hydrogen have scratched their chins when musing over the fact that it, as an alkali metal, by ...
Nov 15, 2011 |
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High-voltage engineers create nearly 200-foot-long electrical arcs using less energy than before (Update)
Photos taken by the researchers show plasma arcs up to 60 meters long casting an eerie blue glow over buildings and trees at the High Voltage Laboratory at the University of Canterbury in New Zealand.
Nov 08, 2011 |
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The secrets of tunneling through energy barriers
Electrons moving in graphene behave in an unusual way, as demonstrated by 2010 Nobel Prize laureates for physics Andre Geim and Konstantin Novoselov, who performed transport experiments on this one-carbon-atom-thick material. ...
Nov 07, 2011 |
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Seeing red? Making carbon nanotubes clearer to the naked eye
If you were to look at a carbon nanotube with the naked eye you wouldn't see much more than black powder, but now a team of EU-funded scientists has developed a novel way of making these multi-purpose nanotechnology ...
Nanotechnology / Nanomaterials
Jul 11, 2011 |
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Chandra finds superfluid in neutron star's core
(PhysOrg.com) -- NASA's Chandra X-ray Observatory has discovered the first direct evidence for a superfluid, a bizarre, friction-free state of matter, at the core of a neutron star. Superfluids created in ...
Feb 23, 2011 |
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Aluminum to replace copper as a conductor in on-board power systems
Electric power and electronics are playing an ever-increasing role in all kinds of vehicles. Currently copper is the conductive material of choice. But in comparison to aluminum copper is heavy and expensive. ...
Feb 07, 2011 |
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New ways to tune electrical conductivity revealed by electron interaction
Researchers in Japan have demonstrated why the material Sr2IrO4, -- a transition metal oxide -- that was expected to be an electrical conductor is actually an insulator. Harnessing this material’s unusu ...
Jan 07, 2011 |
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Doctoral candidate publishes on graphene's potential
Since graphene was first isolated in 2004 with the help of Scotch tape, researchers have excitedly turned to the material to discover its potential applications. A single layer of carbon atoms whose applications range from ...
Nanotechnology / Nanomaterials
Nov 18, 2010 |
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Demonstration electric car draws energy from the road
(PhysOrg.com) -- Students in Germany have built the "E-Quickie," a three-wheeled electric car that draws energy wirelessly from electric conducting paths on the ground.
Technology / Energy & Green Tech
Sep 14, 2010 |
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New transparent insulating film could enable energy-efficient displays
Johns Hopkins materials scientists have found a new use for a chemical compound that has traditionally been viewed as an electrical conductor, a substance that allows electricity to flow through it. By orienting ...
Nanotechnology / Nanomaterials
Nov 09, 2009 |
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