News tagged with dielectric
New nanoscale electrical phenomenon discovered
At the scale of the very small, physics can get peculiar. A University of Michigan biomedical engineering professor has discovered a new instance of such a nanoscale phenomenon -- one that could lead to faster, less expensive ...
May 18, 2010 |
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Stacking the deck: Single photons observed at seemingly faster-than-light speeds
Researchers at the Joint Quantum Institute (JQI), a collaboration of the National Institute of Standards and Technology and the University of Maryland at College Park, can speed up photons (particles of light) ...
Jan 26, 2010 |
3.7 / 5 (18) |
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Organic flash memory developed
(PhysOrg.com) -- Researchers at the University of Tokyo have developed a non-volatile memory that has the same basic structure as a flash memory but is made from cheap, flexible, organic materials.
Dec 17, 2009 |
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Sculptured materials allow multiple channel plasmonic sensors
(PhysOrg.com) -- Sensors, communications devices and imaging equipment that use a prism and a special form of light -- a surface plasmon-polariton -- may incorporate multiple channels or redundant applications if manufacturers ...
Nov 10, 2009 |
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Electroluminescence from Electrolyte-Gated Carbon Nanotube Field-Effect Transistors
Field-effect transistors (FETs) based on single-walled carbon nanotubes (SWNTs) exhibit a range of optoelectronic effects including near-infrared electroluminescence.
Sep 08, 2009 |
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The guiding of light: A new metamaterial device steers beams along complex pathways
Using a composite metamaterial to deliver a complex set of instructions to a beam of light, Boston College physicists have created a device to guide electromagnetic waves around objects such as the corner ...
Jul 31, 2009 |
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Storing a Lightning Bolt in Glass for Portable Power
(PhysOrg.com) -- Materials researchers at Penn State University have reported the highest known breakdown strength for a bulk glass ever measured. Breakdown strength, along with dielectric constant, determines ...
May 05, 2009 |
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Scientists demonstrate effect of confining dielectrics on semiconductor nanowire conductivity
Researchers at the Harvard School of Engineering and Applied Sciences (SEAS), in collaboration with researchers from Worcester Polytechnic Institute (WPI), have demonstrated, for the first time, that the activation energy ...
May 05, 2009 |
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Nano changes rise to macro importance in a key electronics material
By combining the results of a number of powerful techniques for studying material structure at the nanoscale, a team of researchers from the National Institute of Standards and Technology, working with colleagues in other ...
Apr 08, 2009 |
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Nanocups brim with potential: Light-bending metamaterial could lead to superlenses, invisibility cloaks
Researchers at Rice University have created a metamaterial that could light the way toward high-powered optics, ultra-efficient solar cells and even cloaking devices.
Mar 13, 2009 |
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