0606226v1

related topics
{error, code, errors}
{qubit, qubits, gate}
{trap, ion, state}
{state, phys, rev}
{bell, inequality, local}
{state, states, entangled}

Scalable Error Correction in Distributed Ion Trap Computers

Daniel K. L. Oi, Simon J. Devitt, Lloyd C. L. Hollenberg

abstract: A major challenge for quantum computation in ion trap systems is scalable integration of error correction and fault tolerance. We analyze a distributed architecture with rapid high fidelity local control within nodes and entangled links between nodes alleviating long-distance transport. We demonstrate fault-tolerant operator measurements which are used for error correction and non-local gates. This scheme is readily applied to linear ion traps which cannot be scaled up beyond a few ions per individual trap but which have access to a probabilistic entanglement mechanism. A proof-of-concept system is presented which is within the reach of current experiment.

oai_identifier:
oai:arXiv.org:quant-ph/0606226
categories:
quant-ph
comments:
8 pages, 6 figures
doi:
10.1103/PhysRevA.74.052313
arxiv_id:
quant-ph/0606226
journal_ref:
Phys. Rev. A. 74,052313 (2006)
created:
2006-06-27

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