[LINK] First commercial quantum computer

David Lochrin dlochrin at d2.net.au
Wed Jun 1 15:47:22 AEST 2011


On Wednesday 1 June 2011 15:23, Richard Chirgwin wrote:
>> My BS Detector has gone off - this wouldn't all be an elaborate practical joke would it?
> Fifty-fifty.

On Wednesday 1 June 2011 15:29, Adrian Chadd wrote:
> Google "adiabatic quantum computer" versus "quantum computer".

More like 99:1 I think.  I have to admit I know almost nothing about quantum computation, but I do understand a little about Physics.

I've just found another dissenting view at http://spectrum.ieee.org/computing/hardware/loser-dwave-does-not-quantum-compute

QUOTE:
Paul Benioff, a physicist who pioneered quantum computing at Argonne National Laboratory, in Illinois, notes that even the best prototypes can't keep more than 10 qubits in entangled states for long. "Because of this I am very skeptical of D-Wave's claims that it has produced a 128-qubit quantum computer," he says, adding that talk of reaching 10 000 qubits at this point is "advertising hype."

Anthony Leggett, a physicist at the University of Illinois at Urbana-Champaign and a Nobel laureate in physics, says that D-Wave has made claims that "have not been generally regarded as substantiated in the community."
UNQUOTE

David



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