0011001v1

related topics
{trap, ion, state}
{state, phys, rev}
{qubit, qubits, gate}
{algorithm, log, probability}
{time, decoherence, evolution}
{cos, sin, state}
{wave, scattering, interference}
{state, algorithm, problem}

Quantum computing by pairing trapped ultracold ions

Feng Mang, Zhu Xiwen, Gao Kelin, Shi Lei

abstract: The superpositional wave function oscillations for finite-time implementation of quantum algorithms modifies the desired interference required for quantum computing. We propose a scheme with trapped ultracold ion-pairs being qubits to diminish the detrimental effect of the wave function oscillations, and apply the scheme to the two-qubit Grover's search. It can be also found that the qubits in our scheme are more robust against the decoherence caused by the environment, and the model is scalable.

oai_identifier:
oai:arXiv.org:quant-ph/0011001
categories:
quant-ph
comments:
10 pages, no figures
arxiv_id:
quant-ph/0011001
created:
2000-11-01

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