quantum computer

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quantum computer

n.
A computer that exploits the quantum mechanical properties of subatomic particles to allow a single operation to act on a large amount of data.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

quantum computer

n
(Computer Science) a type of computer which uses the ability of quantum systems to be in many different states at once, thus allowing it to perform many different computations simultaneously
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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References in periodicals archive
A quantum computer uses quantum bits, or qubits, to process information in new ways.
Physicists at the National Institute of Standards and Technology (NIST) have teleported a computer circuit instruction known as a quantum logic operation between two separated ions (electrically charged atoms), showcasing how quantum computer programs could carry out tasks in future large-scale quantum networks.
At a certain moment in time, the binary values of the n bits corresponding to a classical computer define a certain state for it, while in the case of a quantum computer, at a certain moment in time, a number of n qubits have the possibility to define all the classical computer's states, therefore covering an exponential increased computational volume.
has launched ISARA Catalyst Agile Digital Certificate Technology, a first-of-its-kind technology that allows organizations and manufacturers to secure their infrastructure and connected devices from the looming threat of an encryption-breaking quantum computer.
ISARA Corp., the world's provider of agile quantum-safe security solutions, has announced the launch of ISARA Catalyst(TM) Agile Digital Certificate Technology, a first-of-its-kind technology that allows organizations and manufacturers to secure their infrastructure and connected devices from the looming threat of an encryption-breaking quantum computer, the company said.
This includes defining the base capabilities of a quantum computer, and tests such as a suite of algorithms upon which, if somebody's machine can solve these problems efficiently, demonstrates a capability beyond what we currently believe to be classically possible.
IBM has simulated the electronic structure of a small molecule, using a seven-qubit quantum computer.
But until recently, that possibility has remained only theoretical, as no one has known how to build a quantum computer, much less program one.
Quantum computers use quantum mechanics to solve mathematical problems in ways that conventional computers can't.The development ofa large-scale quantum computer could place many encryption systems at risk, according to the committee.
Last week I visited the same lab, where my hosts showed me the world's first quantum computer that can handle 50 quantum bits, or qubits, which it unveiled in November.
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