News tagged with bits
Straightening messy correlations with a quantum comb
Nov 23, 2009 |
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Quantum computing promises ultra-fast communication, computation and more powerful ways to encrypt sensitive information. But trying to use quantum states as carriers of information is an extremely delicate ...
Scientists demonstrate 'universal' programmable quantum processor
Nov 15, 2009 |
4.5 / 5 (24) |
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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 ...
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 ...
Physicists find way to control individual bits in quantum computers
Jul 07, 2009 |
4.7 / 5 (12) |
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Physicists at the National Institute of Standards and Technology have overcome a hurdle in quantum computer development, having devised a viable way to manipulate a single "bit" in a quantum processor without ...
Physicists Propose New Ultracold Scheme for Scalable Quantum Information Processing
Jun 03, 2009 |
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(PhysOrg.com) -- Since 1994, when Peter Shor famously showed that a quantum computer could factor large numbers exponentially faster than any current classical algorithm, physicists have been investigating ...
Quantum computers will require complex software to manage errors
Apr 08, 2009 |
3.4 / 5 (8) |
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(PhysOrg.com) -- Highlighting another challenge to the development of quantum computers, theorists at the National Institute of Standards and Technology have shown* that a type of software operation, proposed ...
'Self-correcting' gates advance quantum computing
Mar 12, 2009 |
4.4 / 5 (15) |
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(PhysOrg.com) -- Two Dartmouth researchers have found a way to develop more robust “quantum gates,” which are the elementary building blocks of quantum circuits. Quantum circuits, someday, will be used to ...
Researchers create atomic-sized one-stop shop for nanoelectronics (Video)
Feb 19, 2009 |
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(PhysOrg.com) -- University of Pittsburgh researchers have created a nanoscale one-stop shop, a single platform for creating electronics at a nearly single-atom scale that could yield advanced forms of such technologically ...
An oblivious transfer protocol for quantum cryptography
Jul 01, 2008 |
4.4 / 5 (22) |
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“It's hard to beat the noise that you have with quantum information,” Barbara Terhal tells PhysOrg.com. “So our security protocol relies on the fact that storing quantum bits noiselessly is hard to do with current technology.”
