News tagged with chip devices

New device could bring optical information processing

(PhysOrg.com) -- Researchers have created a new type of optical device small enough to fit millions on a computer chip that could lead to faster, more powerful information processing and supercomputers.

Physics / Optics & Photonics

created Dec 22, 2011 | popularity 5 / 5 (9) | comments 0 | with audio podcast

Quantum tunneling results in record transistor performance

(PhysOrg.com) -- Controlling power consumption in mobile devices and large scale data centers is a pressing concern for the computer chip industry. Researchers from Penn State and epitaxial wafer maker IQE ...

Technology / Semiconductors

created Dec 12, 2011 | popularity 5 / 5 (7) | comments 4 | with audio podcast

Building chips from collapsing nanopillars

By turning a common problem in chip manufacture into an advantage, MIT researchers produce structures only 30 atoms wide.

Nanotechnology / Nanophysics

created Sep 01, 2011 | popularity 5 / 5 (5) | comments 3 | with audio podcast

Room-temperature spintronic computers? Silicon spin transistors heat up and spins last longer

(PhysOrg.com) -- University of Utah researchers built "spintronic" transistors and used them to align the magnetic "spins" of electrons for a record period of time in silicon chips at room temperature. The ...

Physics / General Physics

created Mar 15, 2011 | popularity 5 / 5 (6) | comments 0 | with audio podcast

New lab-on-chip advance uses low-cost, disposable paper strips

(PhysOrg.com) -- Researchers have invented a technique that uses inexpensive paper to make "microfluidic" devices for rapid medical diagnostics and chemical analysis.

Chemistry / Analytical Chemistry

created Jan 25, 2011 | popularity 4.7 / 5 (6) | comments 1 | with audio podcast

IBM's breakthrough chip technology lights the path to exascale computing

(PhysOrg.com) -- IBM scientists today unveiled a new chip technology that integrates electrical and optical devices on the same piece of silicon, enabling computer chips to communicate using pulses of light ...

Technology / Semiconductors

created Dec 01, 2010 | popularity 4.8 / 5 (56) | comments 7 | with audio podcast

'Slow light' on a chip holds promise for optical communications

A tiny optical device built into a silicon chip has achieved the slowest light propagation on a chip to date, reducing the speed of light by a factor of 1,200 in a study reported in Nature Photonics (published online Septem ...

Physics / Optics & Photonics

created Sep 05, 2010 | popularity 4.7 / 5 (16) | comments 1 | with audio podcast

Applied physicists create building blocks for a new class of optical circuits

Imagine creating novel devices with amazing and exotic optical properties not found in Nature -- by simply evaporating a droplet of particles on a surface.

Nanotechnology / Nanophysics

created May 28, 2010 | popularity 4.9 / 5 (16) | comments 7 | with audio podcast

Hot new material can keep electronics cool: Few atomic layers of graphene reveal unique thermal properties

Professor Alexander Balandin and a team of UC Riverside researchers, including Chun Ning Lau, an associate professor of physics, have taken another step toward new technology that could keep laptops and other electronic devices ...

Nanotechnology / Nanomaterials

created May 10, 2010 | popularity 4.8 / 5 (12) | comments 9 | with audio podcast

Scientists improve chip memory by stacking cells

(PhysOrg.com) -- Scientists at Arizona State University have developed an elegant method for significantly improving the memory capacity of electronic chips.

Technology / Semiconductors

created Dec 21, 2009 | popularity 4.6 / 5 (20) | comments 3

Turning heat to electricity... efficiently

(PhysOrg.com) -- In everything from computer processor chips to car engines to electric powerplants, the need to get rid of excess heat creates a major source of inefficiency. But new research points the way ...

Physics / General Physics

created Nov 18, 2009 | popularity 4.8 / 5 (67) | comments 9

Compressing photonic signals for greater bandwidth

Cornell researchers have developed an ingenious method to time-compress optical signals. The process could enable optical communication systems to carry many more bits per second or could also be used to generate ...

Physics / Optics & Photonics

created Nov 03, 2009 | popularity 4.4 / 5 (8) | comments 3

Quantum Computer Chips Now One Step Closer To Reality

In the quest for smaller, faster computer chips, researchers are increasingly turning to quantum mechanics -- the exotic physics of the small. The problem: the manufacturing techniques required to make quantum devices have ...

Physics / Quantum Physics

created Oct 15, 2009 | popularity 4.6 / 5 (18) | comments 0

IBM Scientists Effectively Eliminate Wear at the Nanoscale

(PhysOrg.com) -- IBM scientists have demonstrated a promising and practical method that effectively eliminates the mechanical wear in the nanometer-sharp tips used in scanning probe-based techniques. This discovery can potentially ...

Nanotechnology / Nanophysics

created Sep 07, 2009 | popularity 4.4 / 5 (14) | comments 8

New microchip technology performs 1,000 chemical reactions at once

(PhysOrg.com) -- Flasks, beakers and hot plates may soon be a thing of the past in chemistry labs. Instead of handling a few experiments on a bench top, scientists may simply pop a microchip into a computer ...

Chemistry / Analytical Chemistry

created Aug 03, 2009 | popularity 5 / 5 (11) | comments 3