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'Self-correcting' gates advance quantum computing
Mar 12, 2009 |
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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 ...
Too much entanglement can render quantum computers useless
May 25, 2009 |
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(PhysOrg.com) -- "For certain tasks, quantum computers are more powerful than their classical counterparts. The task to be performed is the same for quantum or classical systems. However, the former ones can do it in a more ...
Quantum computing: Entanglement may not be necessary
Dec 05, 2008 |
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(PhysOrg.com) -- It is a truth universally acknowledged that quantum computing must have entanglement.
Ion trap quantum computing
May 12, 2009 |
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(PhysOrg.com) -- “Right now, classical computers are faster than quantum computers,” René Stock tells PhysOrg.com. “The goal of quantum computing is to eventually speed up the time scale of solving certain important proble ...
Researchers find quantum errors do compute
Aug 05, 2009 |
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(PhysOrg.com) -- Physicists from The University of Queensland have found the emerging field of quantum computing may be more stable than previously thought.
UCSB physicists move one step closer to quantum computing
Nov 20, 2009 |
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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 ...
A police woman fights quantum hacking and cracking
Technology / Computer Sciences
Jul 30, 2009 |
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The first desktop computers changed the way we managed data forever. Three decades after their introduction, we rely on them to manage our time, social life and finances -- and to keep this information safe ...
Computing in the quantum dimension
Jun 12, 2009 |
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A huge consortium of European researchers is solving some of the fundamental obstacles blocking real quantum computing applications in the short term. At the same time, it is helping to pave the way to a quantum ...
Michigan scientists working on super-fast, secure computing
Sep 09, 2009 |
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Air Force Office of Scientific Research(AFOSR)-supported physicists at the University of Michigan are developing innovative components for quantum, or super-fast, computers that will improve security for data ...
'Seeing' the quantum world
Dec 17, 2008 |
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Quantum physics is both mysterious and difficult to grasp. Barry Sanders, director of the University of Calgary's Institute for Quantum Information Science, is hoping to change that.
Innovative research brings quantum computers one step closer
Aug 06, 2008 |
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(PhysOrg.com) -- Complex computer encryption codes could be solved and new drug design developed significantly faster thanks to new research carried out by the University of Surrey.
New one-way quantum computer design offers possibility of efficient optical information processing
Oct 01, 2007 |
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One of the most exciting and diverse fields of science today involves quantum information processing. There are many designs for quantum computers suggested, and a few that have been demonstrated. Among the demonstrated suggestions ...
Researchers make breakthrough in the quantum control of light
May 29, 2009 |
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Researchers at UC Santa Barbara have recently demonstrated a breakthrough in the quantum control of photons, the energy quanta of light. This is a significant result in quantum computation, and could eventually ...
The Death of Entanglement: Life Without Half-Life
Feb 03, 2009 |
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(PhysOrg.com) -- Quantum entanglement, a type of correlation peculiar to quantum objects, has been found to disregard completely the "half-life" rule that is obeyed by all natural processes, such a radioactive decay.
World's shortest single photon pulse created
Apr 10, 2008 |
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The world’s shortest light pulse containing just one photon has been produced by Oxford University scientists.
