Search results for electron emitter
New plasma transistor could create sharper displays
Feb 04, 2009 |
4.7 / 5 (9) |
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(PhysOrg.com) -- By integrating a solid-state electron emitter and a microcavity plasma device, researchers at the University of Illinois have created a plasma transistor that could be used to make lighter, ...
Scientists fabricate first plasma transistor
Nov 12, 2008 |
4.2 / 5 (84) |
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Since their development in the 1940s, transistors have been at the heart of computers and other modern electronic devices. Transistors - whose job is to start, stop, or amplify electric current - come in all ...
Carbon nanotube polymer nanocomposites for field emission cathodes
Nanotechnology / Nanomaterials
Apr 09, 2009 |
5 / 5 (1) |
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A collaboration between researchers at the University of Surrey’s Advanced Technology Institute (ATI) and the School of Physics at Trinity College Dublin have discovered that you can produce a composite of carbon nanotubes ...
High-speed signal mixer demonstrates capabilities of transistor laser
Mar 19, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Scientists at the University of Illinois have successfully demonstrated a microwave signal mixer made from a tunnel-junction transistor laser. Development of the device brings researchers ...
To peer inside a living cell
Oct 06, 2009 |
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(PhysOrg.com) -- Quantum mechanics could help build ultra-high-resolution electron microscopes that won't destroy living cells, according to MIT electrical engineers.
Toshiba and Canon Announce SED Flat-Panel TVs Launch Plan
Mar 08, 2006 |
4.4 / 5 (17) |
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Toshiba Corporation and Canon Inc. today announced that they will start the first stage of mass production of SED panels in July 2007 and launch SED TVs in the 4Q of calendar year 2007. SED, the Surface-conduction Electron-emitter ...
The Spin Cycle: Nanoresearch could lead to next generation of transistors
Oct 20, 2009 |
4.9 / 5 (11) |
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(PhysOrg.com) -- For decades, the transistors inside radios, televisions and other everyday items have transmitted data by controlling the movement of the electron’s charge. Scientists now have discovered ...
LG to Launch 15-inch OLED TV
Electronics / Consumer & Gadgets
Sep 01, 2009 |
4.7 / 5 (20) |
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(PhysOrg.com) -- The Korean company, LG Electronics, the second largest television manufacturer in the world, has announced it will launch a 15-inch organic display TV set in early September. The announcement, ...
Researchers Design Triple Quantum Dot for Quantum Information Applications
Nov 30, 2009 |
4.7 / 5 (18) |
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(PhysOrg.com) -- While quantum dots have existed since the 1980s, only in the past decade have physicists successfully created lateral few-electron single quantum dots. These quantum dots enable physicists ...
Electron self-injection into an evolving plasma bubble
Nov 02, 2009 |
4.8 / 5 (4) |
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Particle accelerators are among the largest and most expensive scientific instruments. Thirty years ago, theorists John Dawson and Toshiki Tajima proposed an idea for making them thousands of times smaller: ...
A light touch: Iron complexes as efficient catalysts for the light-driven extraction of hydrogen from water
Dec 02, 2009 |
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(PhysOrg.com) -- Hydrogen is a promising alternative energy carrier that can be efficiently converted into electrical energy in fuel cells. One hurdle to the introduction of sustainable hydrogen technology is the fact that ...
'Nanospears' could lead to better solar cells, lasers, lighting
Nanotechnology / Nanomaterials
Aug 11, 2009 |
5 / 5 (14) |
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(PhysOrg.com) -- Growing - and precisely aligning - microscopic, spear-shaped zinc oxide crystals on a surface of single-crystal silicon, researchers at Missouri University of Science and Technology may have ...
Putting a Strain on Nanowires Could Yield Colossal Results
Sep 17, 2009 |
4.5 / 5 (2) |
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(PhysOrg.com) -- In finally answering an elusive scientific question, researchers with the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) have shown that the selective placement ...
Tapering a Free-Electron Laser to Extract More Juice
Nov 20, 2009 |
4 / 5 (1) |
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(PhysOrg.com) -- Researchers from the NSLS and Science Applications International Corporation (SAIC) have demonstrated a technique that could be used to significantly improve the quantity and quality of light ...
Proposed Quantum Computer Consists of Billions of Electron Spins
Sep 09, 2009 |
4.5 / 5 (26) |
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(PhysOrg.com) -- While researchers have already demonstrated the building blocks for few-bit quantum computers, scaling these systems up to large quantum computers remains a challenge. One of the biggest problems ...
