News tagged with electrical property
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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Diamond used to produce graphene quantum dots and nano-ribbons of controlled structure
Kansas State University researchers have come closer to solving an old challenge of producing graphene quantum dots of controlled shape and size at large densities, which could revolutionize electronics and optoelectronics.
May 17, 2012 |
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Physicists show standard 'quasiparticle' theory breaks down at 'quantum critical point'
A new study this week finds that "quantum critical points" in exotic electronic materials can act much like polarizing "hot button issues" in an election. Reporting in Nature, researchers from Rice Univer ...
Apr 25, 2012 |
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Electron microscopy inspires flexoelectric theory behind 'material on the brink'
Electron microscopy, conducted as part of the Shared Research Equipment (ShaRE) User Program at the Department of Energy's Oak Ridge National Laboratory, has led to a new theory to explain intriguing properties in a material ...
Apr 13, 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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Rare earth metals: Another challenge for the green economy?
If you follow the clean energy dialogue, then you may have encountered discussions about the role of rare earth metals at some point in the last year or two. If not, read on, because rare earths should not ...
Technology / Energy & Green Tech
Apr 03, 2012 |
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Nanowires have superior electrical, mechanical properties and can be put to good use in pressure sensors
Miniaturized pressure sensors are widely used in mechanical and biomedical applications, for example, in gauging fuel pressure in cars or in monitoring blood pressure in patients. Woo-Tae Park and co-workers ...
Nanotechnology / Nanomaterials
Mar 29, 2012 |
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Writing graphene circuitry with ion 'pens'
The unique electrical properties of graphene have enticed researchers to envision a future of fast integrated circuits made with the one-carbon-atom-thick sheets, but many challenges remain on the path to commercialization. ...
Mar 27, 2012 |
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All-carbon-nanotube transistor can be crumpled like a piece of paper
(PhysOrg.com) -- Thanks to the flexible yet robust properties of carbon nanotubes, researchers have previously fabricated transistors that can be rolled, folded, and stretched. Now a team from Japan has made ...
Mar 02, 2012 |
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Building a better light bulb
Scientists study the movement of charge carriers to design an organic LED that is energy efficient and still casts a warm, natural glow.
Feb 01, 2012 |
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Ferroelectric switching discovered for first time in soft biological tissue
The heart's inner workings are mysterious, perhaps even more so with a new finding. Engineers at the University of Washington have discovered an electrical property in arteries not seen before in mammalian ...
Jan 30, 2012 |
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Discovery of 'bioelectric' arteries opens path to heart disease treatment
Bionic eyes and limbs made television's six million dollar man an icon, but new research suggests our existing biological structure already exhibits a valuable electrical property. Scientists have found that ...
Jan 30, 2012 |
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MSU technology spin-out company to market portable biohazard detection
A new company formed around Michigan State University nanotechnology promises to move speedy detection of deadly pathogens and toxins from the laboratory directly to the field.
Chemistry / Analytical Chemistry
Jan 27, 2012 |
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Particle-free silver ink prints small, high-performance electronics
University of Illinois materials scientists have developed a new reactive silver ink for printing high-performance electronics on ubiquitous, low-cost materials such as flexible plastic, paper or fabric substrates.
Nanotechnology / Nanomaterials
Jan 13, 2012 |
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Record conductivity achieved in strained lattice organic semiconductor
(PhysOrg.com) -- Organic semiconductors could usher in an era of foldable smartphones, better high-definition television screens and clothing made of materials that can harvest energy from the sun needed to ...
Dec 21, 2011 |
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