qubit

In quantum computing, a qubit (pron.: /ˈkjuːbɪt/) or quantum bit is a unit of quantum information—the quantum analogue of the classical bit.

For more information about qubit check the Wikipedia article here

ZME Science posts about qubit

New technique bypasses Heisenberg’s Uncertainty Principle

Mon, Mar 4, 2013

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A group of researchers at University of Rochester and the University of Ottawa have found a way to bypass Heisenberg’s famous Uncertainty Principle, and measure key quantum properties directly for the first time like the polarization states of light. The technique might provide valuable in encoding qubits, the building blocks of quantum information theory. Heisenberg’s Uncertainty Principle [...]

Researchers make breakthrough in quantum computation: factoring a number in prime numbers

Mon, Aug 20, 2012

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If you did intermediate math in school, then you’ll most likely remember how to split numbers into prime factors; basically, any number can be written out by multiplying prime factors. Now, a group of researchers from UC Santa Barbara has designed and fabricated a quantum processor capable of factoring a composite number. Don’t get overexcited [...]

Quantum computers will be able to simulate particle collisions [w/ video]

Sun, Jun 3, 2012

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Effective quantum computers are still far away, but researchers are already showing more and more advantages these devices would bring to the table. A trio of theorists have shown one more talent of a quantum computer: it would be powerful enough to study the inner workings of the universe in ways that are far beyond [...]

First-ever working quantum network lays foundation for the future’s quantum internet

Thu, Apr 12, 2012

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Quantum technology is the future, no doubt. The impact of computing devices based on quantum effects finally entering service would be vast and of immense positive consequence to the scientific world, and hence mankind, comparable with the invent of the microchip. While this future might still seem far fetched, judging from the number of successful [...]

Scientists devise qubits in a semiconductor for the first time

Mon, Mar 26, 2012

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Hailed as yet another big step towards devising working quantum computers, scientists at Ruhr-Universität Bochum (RUB) have successfully managed to generate quantum qubits inside a semiconductor for the first time, instead of vacuum. A qubit is the quantum analog of a bit. While a bit must be read either as a 0 or 1, the qubit can [...]

IBM makes significant breakthrough towards scalable quantum computers

Tue, Feb 28, 2012

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During the past months we’ve been reporting several breakthroughs in the field of quantum computing, and now IBM seems ready to truly pave the way for quantum computers. Researchers announced they are now able to develop a superconducting qubit made from microfabricated silicon that maintains coherence long enough for practical computation. Whoa! That probably sounds [...]

Quantum computers one step closer to reality

Wed, Oct 5, 2011

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Physicists from Rice University have made an important break through in the field of quantum computing, after creating a tiny “electron superhighway”, critical for the development of the first working quantum computer. The quantum computer is thought to revolutionize the computing scene of the future, and is believed by many to hold the same impact [...]

Quantum information stored in a single atom

Mon, May 2, 2011

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It’s amazing where computer science is heading to, and with quantum computing getting more and more popular, the trend of evolving towards smaller and smaller scales has just reached another level – an atomic level. Gerhard Rempe at the Max Planck Institute of Quantum Optics in Garching have stored quantum information in a single atom! [...]

Big leap for quantum computing

Wed, Mar 23, 2011

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Quantum computers – closer thank you think   The microprocessors used today are absolutely amazing on their own; it seemed, and for good reason, that there was little we could do to improve them. If anything was to top microprocessors, it would have to be something from a totally different league, which is just down [...]

Ultrafast quantum computers one step closer

Thu, Feb 10, 2011

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Researchers from the Oxford University have outdone themselves, successfully generating 10 billion bits of quantum entanglement in silicon for the first time, which represents a significant step towards an ultrafast quantum computer, because entanglement is the key element that should make quantum computers way more powerful than “traditional” computers. In order to achieve this, the [...]

First Universal Two-Qubit quantum processor created

Tue, Nov 17, 2009

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Physicists from NIST (National Institute of Standards and Technology) have demonstrated what they claim to be the first universal programmable quantum information processor that will be able to run any program allowed by quantum mechanics (the set of principles that describe the atomic and subatomic matter). They managed to accomplish this using two quantum bits [...]

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