A team at Stanford's School of Engineering has demonstrated an ultrafast nanoscale light emitting diode (LED) that is orders of magnitude lower in power consumption than today's laser-based systems and able to transmit data ...
Optics & Photonics
Nov 15, 2011
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(PhysOrg.com) -- Nvidia has launched its Tegra 3, the quad-core chip designed for mobile devices. Tech and investor blogs were busy yesterday assessing what this means for upcoming tablets and smartphones as to performance ...
(PhysOrg.com) -- Nvidia says its upcoming Kal-El chip (Tegra 3) will have five cores, not four. The news appeared this week when the Santa Clara company announced a white paper describing the architecture of this system-on-a-chip ...
(PhysOrg.com) -- Progress in electronics has relied heavily on reducing the size of the transistor to create small, powerful computers. Now spintronics, hailed as the successor to the transistor, looks set to transform the ...
General Physics
Jul 3, 2011
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Soaring energy consumption by ever more powerful computers, data centers and mobile devices has many experts looking to reduce the energy use of these devices. Most projects so far focus on more efficient cooling systems ...
Computer Sciences
May 31, 2011
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Magnetic Random Access Memories (MRAM) are the most important new modules on the market of computer storage devices. Like the well known USB-sticks, they store information into static memory, but MRAM offer short access times ...
General Physics
Mar 8, 2011
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In recent years, topological insulators have become one of the hottest topics in physics. These new materials act as both insulators and conductors, with their interior preventing the flow of electrical currents while their ...
Nanophysics
Feb 14, 2011
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(PhysOrg.com) -- Move over silicon. There's a new electronic material in town, and it goes fast. That material, the focus of the 2010 Nobel Prize in physics, is graphene -- a fancy name for extremely thin layers of ordinary ...
Nanomaterials
Jan 7, 2011
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(PhysOrg.com) -- When turned on, today’s smartphones and other wireless devices radiate power in all directions while searching for communications nodes. But this omni-directionality can pose problems, such as limiting ...
Researchers at the UC Riverside Bourns College of Engineering have built and successfully tested an amplifier made from graphene that could lead to more efficient circuits in electronic chips, such as those used in Bluetooth ...
Nanomaterials
Oct 18, 2010
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