News tagged with gallium nitride
Related topics: transistors
Gallium nitride transistor could replace silicon
(PhysOrg.com) -- A Cornell researcher has created an extremely efficient transistor made from gallium nitride, which may soon replace silicon as king of semiconductors for power applications.
Dec 08, 2009 |
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Low-cost LEDs to slash household electric bills
A new way of making LEDs could see household lighting bills reduced by up to 75% within five years.
Jan 29, 2009 |
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Researcher Uses Graphene Quilts to Keep Things Cool
(PhysOrg.com) -- University of California, Riverside Professor of Electrical Engineering and Chair of Materials Science and Engineering Alexander Balandin is leading several projects to explore ways to use ...
Nanotechnology / Nanomaterials
Dec 21, 2009 |
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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 ...
New PV cell generates electricity from IR and UV light
(PhysOrg.com) -- A prototype of a new type of photovoltaic (PV) cell that generates electricity from visible, infrared and ultraviolet light has been demonstrated by a group of Japanese scientists. It could ...
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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Fast Transistors Could Save Energy
(PhysOrg.com) -- Transistors, the cornerstone of electronics, are lossy and therefore consume energy. Swiss esearchers from the ETH Zurich and EPF Lausanne have developed transistors targeting high switching ...
Apr 20, 2010 |
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Two chips in one: Researchers combine microprocessor materials
(PhysOrg.com) -- An MIT team led by Tomás Palacios, assistant professor in the Department of Electrical Engineering and Computer Science, has succeeded in combining two semiconductor materials, silicon ...
Sep 16, 2009 |
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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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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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Multifunctional smart sensors and high-power devices on a computer chip
Researchers from North Carolina State University have patented technology that is expected to revolutionize the global energy and communications infrastructure and create U.S. jobs in the process.
Oct 04, 2010 |
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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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LEDs on silicon can reduce production costs
A new manufacturing technology is expected to greatly reduce the cost of light-emitting diodes (LEDs) in the future. For the first time ever, researchers at the Siemens subsidiary Osram Opto Semiconductors ...
May 21, 2012 |
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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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Panasonic Develops A Gallium Nitride (GaN) Terahertz Detector with High Sensitivity
Panasonic today announced the development of a new terahertz (THz) detector using a Gallium Nitride (GaN) transistor. The detector exhibits the world highest sensitivity at room temperature. The GaN-based ...
Jun 23, 2010 |
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