Search results for quantum computer:
Spin polarization achieved in room temperature silicon
Nov 27, 2009 |
4.9 / 5 (18) |
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(PhysOrg.com) -- A group in The Netherlands has achieved a first: injection of spin-polarized electrons in silicon at room temperature. This has previously been observed only at extremely low temperatures, ...
Explained: The Discrete Fourier Transform
Nov 25, 2009 |
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(PhysOrg.com) -- In 1811, Joseph Fourier, the 43-year-old prefect of the French district of Isčre, entered a competition in heat research sponsored by the French Academy of Sciences. The paper he submitted ...
More than powerful: German research computer QPACE is the most energy efficient in the world
Nov 20, 2009 |
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At the 2009 Supercomputing Conference in Portland, Oregon, the high-performance computer QPACE (QCD Parallel Computing on the Cell) was recognized today as the most energy-efficient supercomputer in the world.
UCSB physicists move one step closer to quantum computing
Nov 20, 2009 |
5 / 5 (7) |
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Physicists at UC Santa Barbara have made an important advance in electrically controlling quantum states of electrons, a step that could help in the development of quantum computing. The work is published ...
Turning heat to electricity... efficiently
Nov 18, 2009 |
4.8 / 5 (63) |
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(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 ...
New funding will stimulate alternative energy research
Nov 16, 2009 |
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Initiatives to provide geothermal heating or power at the Pueblo of Jemez and the New Mexico Institute of Mining and Technology campus are receiving Los Alamos National Laboratory assistance, thanks to recent American Reinvestment ...
Scientists demonstrate 'universal' programmable quantum processor
Nov 15, 2009 |
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Physicists at the National Institute of Standards and Technology have demonstrated the first "universal" programmable quantum information processor able to run any program allowed by quantum mechanics -- th ...
Robots perform Shakespeare to learn how to save people
Nov 13, 2009 |
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(PhysOrg.com) -- Flying robot fairies are joining human actors in Texas A&M University?s production of William Shakespeare's A Midsummer Night's Dream, which runs through Sunday (Nov. 15) in the Rudder Forum.
Solving big problems with new quantum algorithm
Nov 09, 2009 |
4.6 / 5 (32) |
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(PhysOrg.com) -- In a recently published paper, Aram Harrow at the University of Bristol and colleagues from MIT in the United States have discovered a quantum algorithm that solves large problems much faster ...
Commercialization of new solar technology to boost solar efficiency
Nov 09, 2009 |
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A pioneer in solar power in the 1990s before it became "sexy," University of Houston Professor Alex Freundlich recently entered into a collaborative research agreement with U.K.-based start-up QuantaSol for the development ...
Creating a six-qubit cluster state
Nov 02, 2009 |
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(PhysOrg.com) -- Many scientists believe that quantum entanglement is required in order for effective quantum computing. Entanglement takes place when there is a connection that exists between two objects - even when they ...
P vs. NP -- The most notorious problem in theoretical computer science remains open
Technology / Computer Sciences
Oct 29, 2009 |
4.6 / 5 (22) |
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In the 1995 Halloween episode of The Simpsons, Homer Simpson finds a portal to the mysterious Third Dimension behind a bookcase, and desperate to escape his in-laws, he plunges through. He finds himself wander ...
Researchers create all-electric spintronics
Oct 27, 2009 |
5 / 5 (21) |
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A multidisciplinary team of UC researchers is the first to find an innovative and novel way to control an electron's spin orientation using purely electrical means.
Study Shows Time Traveling May Not Increase Computational Power
Oct 22, 2009 |
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(PhysOrg.com) -- For more than 50 years, physicists have been intrigued by the concept of closed time-like curves (CTCs). Because a CTC returns to its starting point, it raises the possibility of traveling backward in time. ...
Researchers create molecular diode
Oct 22, 2009 |
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(PhysOrg.com) -- Recently, at Arizona State University’s Biodesign Institute, N.J. Tao and collaborators have found a way to make a key electrical component on a phenomenally tiny scale. Their single-molecule diode is described ...
