News tagged with gallium nitride
All set and ready to glow
A new technique that paves the way for manufacturing affordable LED light bulbs is to be exploited in the UK, in a deal that researchers say could have a dramatic impact on carbon emissions.
Technology / Energy & Green Tech
Feb 07, 2012 |
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3-D view of 1-D nanostructures
Semiconductor gallium nitride nanowires show great promise in the next generation of nano- and optoelectronic systems. Recently, researchers at the McCormick School of Engineering have found new piezoelectric ...
Jan 06, 2012 |
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Bright future for gaN nanowires
The gallium nitride nanowires grown by PML scientists may only be a few tenths of a micrometer in diameter, but they promise a very wide range of applications, from new light-emitting diodes and diode lasers ...
Nov 29, 2011 |
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Zinc oxide microwires improve the performance of light-emitting diodes
Researchers have used zinc oxide microwires to significantly improve the efficiency at which gallium nitride light-emitting diodes (LED) convert electricity to ultraviolet light. The devices are believed to ...
Oct 31, 2011 |
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Research finds gallium nitride is non-toxic, biocompatible - holds promise for implants
Researchers from North Carolina State University and Purdue University have shown that the semiconductor material gallium nitride (GaN) is non-toxic and is compatible with human cells – opening the door ...
Oct 24, 2011 |
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Samsung researchers announce breakthrough in growing gallium nitride LEDs on glass
(PhysOrg.com) -- Everyone knows that the LED market is huge, it’s among other things, the technology behind our big screen TVs. That’s why so many companies are investing so much money in trying ...
Oct 10, 2011 |
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Faster, smaller and more economical gallium nitride transistors
For the first time, researchers from CNRS France and ETH Zurich have succeeded in producing high-performance high-electron-mobility transistors (HEMTs) made of gallium nitride (GaN) on a silicon(110) wafer. ...
Sep 21, 2011 |
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Novel alloy could produce hydrogen fuel from sunlight
Scientists from the University of Kentucky and the University of Louisville have determined that an inexpensive semiconductor material can be "tweaked" to generate hydrogen from water using sunlight.
Aug 30, 2011 |
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Nanowires get into the groove
Weizmann Institute scientists have discovered that growing nanowires out, not up, can keep them in line.
Aug 22, 2011 |
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New semiconductor nanowire laser technology could kill viruses, improve DVDs
A team led by a professor at the University of California, Riverside Bourns College of Engineering has made a discovery in semiconductor nanowire laser technology that could potentially do everything from kill viruses to ...
Jul 05, 2011 |
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Nano-LEDs emit full visible spectrum of light
(PhysOrg.com) -- Physicists from Taiwan have designed and fabricated nano-sized light-emitting diodes (LEDs) that emit light spanning the entire visible spectrum. Although the tiny full-color LEDs aren't intended ...
Jun 17, 2011 |
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NXP brings GaN technology mainstream
At IMS2011 this week, NXP Semiconductors N.V. is showcasing a live demo of its next-generation products based on Gallium Nitride (GaN) technology.
Jun 07, 2011 |
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World's first GaN HEMT T/R module operating in the C-Ku band
Fujitsu Laboratories today announced that it has successfully developed the world's first transmitter/receiver (T/R) module using gallium-nitride (GaN)high electron mobility transistor (HEMT) technology that ...
Jun 06, 2011 |
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Zeroing in on the elusive green LED
Researchers at Rensselaer Polytechnic Institute have developed a new method for manufacturing green-colored LEDs with greatly enhanced light output.
Apr 25, 2011 |
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New technique boosts high-power potential for gallium nitride electronics
Gallium nitride (GaN) material holds promise for emerging high-power devices that are more energy efficient than existing technologies – but these GaN devices traditionally break down when exposed to ...
Feb 02, 2011 |
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