(Phys.org)—It's relatively simple to build a device capable of detecting wireless signals if you don't mind making one that consumes lots of power. It's not so easy to design energy-efficient devices that function as well ...
Electronics & Semiconductors
Feb 7, 2013
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Thermoelectric devices—which can either generate an electric current from a difference in temperature or use electricity to produce heating or cooling without moving parts—have been explored in the laboratory since the ...
Nanomaterials
Feb 6, 2013
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(Phys.org)—Quantum scale photosynthesis in biological systems which inhabit extreme environments could hold key to new designs for solar energy and nanoscale devices. Certain biological systems living in low light environments ...
Quantum Physics
Jan 7, 2013
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By turning a common problem in chip manufacture into an advantage, MIT researchers produce structures only 30 atoms wide.
Nanophysics
Sep 1, 2011
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Renaissance architects demonstrated their understanding of geometry and physics when they built whispering galleries into their cathedrals. These circular chambers were designed to amplify and direct sound waves so that, ...
Nanomaterials
Jul 22, 2011
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(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Brookhaven National Laboratory have helped to uncover the nanoscale structure of a novel form of carbon, contributing to an explanation of why this new material ...
Nanomaterials
May 12, 2011
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(PhysOrg.com) -- A new transistor made from graphene - the world's thinnest material - has been developed by a research team at the University of Southampton.
Nanophysics
Feb 8, 2011
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In typical plasmonic devices, electromagnetic waves crowd into tiny metal structures, concentrating energy into nanoscale dimensions. Due to coupling of electronics and photonics in these metal nanostructures, plasmonic devices ...
Nanophysics
Feb 3, 2011
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(PhysOrg.com) -- Northwestern University researchers have developed a new technique for rapidly prototyping nanoscale devices and structures that is so inexpensive the "print head" can be thrown away when done.
Nanophysics
Jan 26, 2011
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You can touch a functioning light bulb and know right away that it's hot. Ouch! But you can't touch a single molecule and get the same feedback.
Nanophysics
Dec 13, 2010
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