News tagged with quantum logic
Sustained quantum information processing demonstrated
Aug 06, 2009 |
4.8 / 5 (16) |
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Raising prospects for building a practical quantum computer, physicists at the National Institute of Standards and Technology have demonstrated sustained, reliable information processing operations on electrically ...
Scientists demonstrate all-fiber quantum logic
May 28, 2009 |
4.3 / 5 (12) |
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A team of physicists and engineers have demonstrated all-fibre quantum logic, where single photons are generated and used to perform the controlled-NOT quantum logic gate in optical fibres with high fidelity.
Search results for quantum logic
Hot Electrons Could Double Solar Cell Power Efficiency
Dec 18, 2009 |
4.3 / 5 (9) |
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Scientists have experimentally verified a theory suggesting that hot electrons could double the output of solar cells. The researchers, from Boston College, have built solar cells that successfully use hot ...
Orion Launch Abort System Attitude Control Motor Lights Up Sky
Space & Earth / Space Exploration
Dec 17, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- It looked like a light show in Elkton, Md., on Tuesday, Dec. 15, as NASA ground tested a full-scale attitude control motor, or ACM. The motor operated with precision as its elaborate eight-valve ...
Researcher studies the universe through quantum electrodynamics
Dec 17, 2009 |
3.7 / 5 (6) |
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(PhysOrg.com) -- Fundamental constants, such as the standards for length and mass, are a given in our society. However, research has shown that these constants might be changing slightly with the expansion of the universe.
More effort needed to crack down on 'secret remedies'
Dec 17, 2009 |
3.4 / 5 (5) |
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The medical establishment and politicians must do more to crack down on alternative medicine, argues a senior scientist on BMJ.com today.
Everlasting Quantum Wave: Physicists Predict New Form of Soliton in Ultracold Gases
Dec 16, 2009 |
4.7 / 5 (10) |
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(PhysOrg.com) -- Solitary waves that run a long distance without losing their shape or dying out are a special class of waves called solitons. These everlasting waves are exotic enough, but theoreticians at ...
Proposed Spacetime Structure Could Provide Hints for Quantum Gravity Theory
Dec 16, 2009 |
4.6 / 5 (43) |
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(PhysOrg.com) -- Spacetime, which consists of three dimensions of space and one time dimension, is such a large, abstract concept that scientists have a very difficult time understanding and defining it. Moreover, ...
Google Collaborates with D-Wave on Possible Quantum Image Search
Dec 15, 2009 |
4.4 / 5 (20) |
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(PhysOrg.com) -- Always on the cutting edge of new computing technologies, Google has recently announced that it is investigating the use of quantum computing schemes to achieve faster image recognition rates. ...
Physicists lay the groundwork for cooler, faster computing
Dec 14, 2009 |
4.7 / 5 (24) |
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University of Toronto quantum optics researchers Sajeev John and Xun Ma have discovered new behaviours of light within photonic crystals that could lead to faster optical information processing and compact computers that ...
NEC Integrates NanoBridge in the Cu Interconnects of Si LSI
Dec 14, 2009 |
3 / 5 (2) |
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NEC Corporation, in collaboration with the National Institute of Materials Science, today announced the successful integration of NanoBridge, a solid electrolyte non-volatile crossbar switch, in Cu interconnects ...
Scientists discover mechanism behind superinsulation
Dec 14, 2009 |
5 / 5 (10) |
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(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory have discovered the microscopic mechanism behind the phenomenon of superinsulation, the ability of certain materials ...
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