dorsal/arxiv
View SchemaDissipation-assisted quantum gates with cold trapped ions
| Authors | Almut Beige |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0205070 |
| URL | https://arxiv.org/abs/quant-ph/0205070 |
| DOI | 10.1103/PhysRevA.67.020301 |
| Journal | Phys. Rev. A 67, 020301(R) (2003). |
Abstract
It is shown that a two-qubit phase gate and SWAP operation between ground states of cold trapped ions can be realised in one step by simultaneously applying two laser fields. Cooling during gate operations is possible without perturbing the computation and the scheme does not require a second ion species for sympathetic cooling. On the contrary, the cooling lasers even stabilise the desired time evolution of the system. This affords gate operation times of nearly the same order of magnitude as the inverse coupling constant of the ions to a common vibrational mode.
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"abstract": "It is shown that a two-qubit phase gate and SWAP operation between ground\nstates of cold trapped ions can be realised in one step by simultaneously\napplying two laser fields. Cooling during gate operations is possible without\nperturbing the computation and the scheme does not require a second ion species\nfor sympathetic cooling. On the contrary, the cooling lasers even stabilise the\ndesired time evolution of the system. This affords gate operation times of\nnearly the same order of magnitude as the inverse coupling constant of the ions\nto a common vibrational mode.",
"arxiv_id": "quant-ph/0205070",
"authors": [
"Almut Beige"
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"doi": "10.1103/PhysRevA.67.020301",
"journal_ref": "Phys. Rev. A 67, 020301(R) (2003).",
"title": "Dissipation-assisted quantum gates with cold trapped ions",
"url": "https://arxiv.org/abs/quant-ph/0205070"
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