News tagged with silicon chips

Related topics: transistors

First-ever calculation performed on optical quantum computer chip

(PhysOrg.com) -- A primitive quantum computer that uses single particles of light (photons) whizzing through a silicon chip has performed its first mathematical calculation. This is the first time a calculation ...

Physics / Quantum Physics

created Sep 03, 2009 | popularity 4.6 / 5 (36) | comments 10

'Microring' device could aid in future optical technologies

(PhysOrg.com) -- Researchers at Purdue University and the National Institute of Standards and Technology (NIST) have created a device small enough to fit on a computer chip that converts continuous laser light ...

Physics / Optics & Photonics

created Oct 19, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

A $1000 genome could be reached by 2013

(PhysOrg.com) -- A new report published in the journal Nature describes the new machine created by Jonathan Rothberg of Ion Torrent Systems which uses semiconductors to decode DNA and takes them one step c ...

Biology / Biotechnology

created Jul 21, 2011 | popularity 5 / 5 (14) | comments 2 | with audio podcast report

Researchers create the first artificial neural network out of DNA

Artificial intelligence has been the inspiration for countless books and movies, as well as the aspiration of countless scientists and engineers. Researchers at the California Institute of Technology (Caltech) ...

Biology / Biotechnology

created Jul 20, 2011 | popularity 4.7 / 5 (19) | comments 13 | with audio podcast

Magnetic memory and logic could achieve ultimate energy efficiency

Future computers may rely on magnetic microprocessors that consume the least amount of energy allowed by the laws of physics, according to an analysis by University of California, Berkeley, electrical engineers.

Physics / General Physics

created Jul 01, 2011 | popularity 4.4 / 5 (14) | comments 6 | with audio podcast

IBM creates first graphene based integrated circuit

(PhysOrg.com) -- Taking a giant step forward in the creation and production of graphene based integrated circuits, IBM has announced in Science, the fabrication of a graphene based integrated circuit on a s ...

Nanotechnology / Nanophysics

created Jun 10, 2011 | popularity 4.8 / 5 (32) | comments 1 | with audio podcast report

Self-cooling observed in graphene electronics

With the first observation of thermoelectric effects at graphene contacts, University of Illinois researchers found that graphene transistors have a nanoscale cooling effect that reduces their temperature.

Nanotechnology / Nanomaterials

created Apr 03, 2011 | popularity 5 / 5 (14) | comments 13 | 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

Engineers grow nanolasers on silicon, pave way for on-chip photonics

Engineers at the University of California, Berkeley, have found a way to grow nanolasers directly onto a silicon surface, an achievement that could lead to a new class of faster, more efficient microprocessors, ...

Physics / Optics & Photonics

created Feb 06, 2011 | popularity 5 / 5 (25) | comments 14 | with audio podcast

New transistors: An alternative to silicon and better than graphene

Smaller and more energy-efficient electronic chips could be made using molybdenite. In an article appearing online January 30 in the journal Nature Nanotechnology, EPFL's Laboratory of Nanoscale Electronics and St ...

Nanotechnology / Nanophysics

created Jan 30, 2011 | popularity 4.8 / 5 (45) | comments 16 | 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

Short, on-chip light pulses for ultrafast data transfer within computers

(PhysOrg.com) -- Electrical engineers generated short, powerful light pulses on a chip -- an important step toward the optical interconnects that will likely replace the copper wires that carry information ...

Technology / Engineering

created Nov 24, 2010 | popularity 4.8 / 5 (12) | comments 0 | with audio podcast

Optical chip enables new approach to quantum computing

An international research group led by scientists from the University of Bristol has developed a new approach to quantum computing that could soon be used to perform complex calculations that cannot be done ...

Physics / Quantum Physics

created Sep 16, 2010 | popularity 4.5 / 5 (24) | comments 5 | 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

'Dark silicon' to improve smartphone battery life

(PhysOrg.com) -- A new smartphone chip prototype under development at the University of California, San Diego will improve smartphone efficiency by making use of "dark silicon" - the underused transistors ...

Technology / Computer Sciences

created Sep 01, 2010 | popularity 4.6 / 5 (10) | comments 3 | with audio podcast