Gallium nitride crystals are a promising material for the development of next-generation power semiconductor devices. NIMS and the Tokyo Tech developed a technique for growing high-quality GaN crystals with considerably fewer ...
Analytical Chemistry
Dec 23, 2020
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659
(PhysOrg.com) -- That palm tree magnet commemorating your last vacation is programmed for a simple function - to stick to your refrigerator. Similarly, semiconductors are programmed to convey bits of information small and ...
Nanophysics
Aug 20, 2009
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(Phys.org) —Minuscule crystals that glow different colors may be the missing ingredient for white LED lighting that illuminates homes and offices as effectively as natural sunlight.
General Physics
May 24, 2013
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(PhysOrg.com) -- Though it began as a science fair project involving a shiny Brazilian beetle, Lauren Richey’s research may advance the pursuit of ultra-fast computers that manipulate light rather than electricity.
Optics & Photonics
Sep 30, 2010
7
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Researchers from the National Institute of Standards and Technology and the Naval Research Laboratory have developed a new way to introduce magnetic impurities in a semiconductor crystal by prodding it with a scanning tunneling ...
Nanophysics
Dec 2, 2009
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A new semiconductor compound is bringing fresh momentum to the field of spintronics, an emerging breed of computing device that may lead to smaller, faster, less power-hungry electronics.
General Physics
Feb 19, 2015
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55
A NIMS research group has discovered a new material, NaCr2O4, which displays a novel type of colossal magnetoresistance effect. The new material was developed by ultra-high pressure synthesis.
Condensed Matter
Aug 28, 2012
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The color of the light emitted by an LED can be tuned by altering the size of their semiconductor crystals. LMU researchers have now found a clever and economical way of doing just that, which lends itself to industrial-scale ...
Materials Science
Aug 7, 2017
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30
Preventing the recombination of free charges produced when light strikes a solar cell is one of the main goal of engineers attempting to extract the maximum energy conversion efficiency from their devices. One way to achieve ...
Nanomaterials
Aug 19, 2011
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0
WASHINGTON, April 30--Like a coffee enthusiast who struggles to get a buzz from that third cup of morning joe, light-emitting diodes (LEDs) seem to reach a point where more electricity no longer imparts the same kick and ...
Engineering
Apr 30, 2012
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