dorsal/arxiv
View SchemaQuantum cloning without signaling
| Authors | Nicolas Gisin |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/9801005 |
| URL | https://arxiv.org/abs/quant-ph/9801005 |
| DOI | 10.1016/S0375-9601(98)00170-4 |
| Journal | Phys.Lett. A242 (1998) 1-3 |
Abstract
Perfect Quantum Cloning Machines (QCM) would allow to use quantum nonlocality for arbitrary fast signaling. However perfect QCM cannot exist. We derive a bound on the fidelity of QCM compatible with the no-signaling constraint. This bound equals the fidelity of the Bu\v{z}ek-Hillery QCM.
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"abstract": "Perfect Quantum Cloning Machines (QCM) would allow to use quantum nonlocality\nfor arbitrary fast signaling. However perfect QCM cannot exist. We derive a\nbound on the fidelity of QCM compatible with the no-signaling constraint. This\nbound equals the fidelity of the Bu\\v{z}ek-Hillery QCM.",
"arxiv_id": "quant-ph/9801005",
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"Nicolas Gisin"
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"doi": "10.1016/S0375-9601(98)00170-4",
"journal_ref": "Phys.Lett. A242 (1998) 1-3",
"title": "Quantum cloning without signaling",
"url": "https://arxiv.org/abs/quant-ph/9801005"
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