News tagged with quantum bits
Related topics: quantum computing
Researchers conduct experimental implementation of quantum algorithm
(PhysOrg.com) -- Researchers at D-Wave Systems have carried out a calculation involving 84 qubits on an experimental quantum computer, giving some credence to the plausibility of true quantum computers being ...
Jan 12, 2012 |
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Physicists move one step closer to quantum computer
Rice University physicists have created a tiny "electron superhighway" that could one day be useful for building a quantum computer, a new type of computer that will use quantum particles in place of the digital ...
Oct 04, 2011 |
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Like fish on waves: electrons go surfing
Physicists at the RUB, working in collaboration with researchers from Grenoble and Tokyo, have succeeded in taking a decisive step towards the development of more powerful computers. They were able to define two little quantum ...
Sep 22, 2011 |
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Physicists demonstrate the quantum von Neumann architecture
A new paradigm in quantum information processing has been demonstrated by physicists at UC Santa Barbara. Their results are published in this week's issue of Science Express online.
Sep 01, 2011 |
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Digital quantum simulator realized
(PhysOrg.com) -- The physicists of the University of Innsbruck and the Institute for Quantum Optics and Quantum Information (IQOQI) in Innsbruck have come considerably closer to their goal to investigate complex ...
Sep 01, 2011 |
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NIST achieves record-low error rate for quantum information processing with one qubit
(PhysOrg.com) -- Thanks to advances in experimental design, physicists at the National Institute of Standards and Technology (NIST) have achieved a record-low probability of error in quantum information processing ...
Aug 31, 2011 |
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Breakthrough in quantum computing: Resisting 'quantum bug'
Scientists have taken the next major step toward quantum computing, which will use quantum mechanics to revolutionize the way information is processed.
Jul 20, 2011 |
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Optical circuit enables new approach to quantum technologies
Professor Jeremy O'Brien, Director of the University of Bristol's Centre for Quantum Photonics, and his Japanese colleagues have demonstrated a quantum logic gate acting on four particles of light -- photons. The researchers ...
Jun 24, 2011 |
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Long live the qubit!
A quantum computer is a device -- still largely theoretical -- that could perform some types of calculations much more rapidly than classical computers. While a bit in a classical computer can represent either ...
Jun 02, 2011 |
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Scientists view a quantum jump in real time
(PhysOrg.com) -- For more than two decades, scientists have been "watching" electrons in atoms make the jump between energy levels in real time. "Atoms have energy levels, and when electrons 'jump' from one level to another, ...
Apr 11, 2011 |
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14 quantum bits: Physicists go beyond the limits of what is currently possible in quantum computation
(PhysOrg.com) -- Quantum physicists from the University of Innsbruck (Austria) have set another world record: They have achieved controlled entanglement of 14 quantum bits (qubits) and, thus, realized the ...
Apr 01, 2011 |
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A small quantum leap: New switching device could help build ultrafast quantum Internet
(PhysOrg.com) -- Northwestern University researchers have developed a new switching device that takes quantum communication to a new level. The device is a practical step toward creating a network that takes ...
Mar 10, 2011 |
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Fast tunable coupler could lead to better quantum computing models
(PhysOrg.com) -- One of the subjects of immense interest to scientists (and non-scientists as well) is the development of quantum computers. However, there are many challenges associated with quantum computing. One of the ...
Mar 02, 2011 |
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Nano-diamond qubits and photonic crystals
Quantum information processing is arguably one of the most fascinating facets of modern quantum physics.
Nov 30, 2010 |
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Direct laser cooling of molecules
Cooling molecules with lasers is harder than cooling individual atoms with lasers. The very process of laser cooling, in which atoms are buffeted by thousands of photons, was thought by many to be impossible for molecules ...
Oct 21, 2010 |
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