dorsal/arxiv
View SchemaMacroscopically distinct quantum superposition states as a bosonic code for amplitude damping
| Authors | P. T. Cochrane, G. J. Milburn, W. J. Munro |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/9809037 |
| URL | https://arxiv.org/abs/quant-ph/9809037 |
| DOI | 10.1103/PhysRevA.59.2631 |
| Journal | Phys.Rev. A59 (1999) 2631 |
Abstract
We show how macroscopically distinct quantum superposition states (Schroedinger cat states) may be used as logical qubit encodings for the correction of spontaneous emission errors. Spontaneous emission causes a bit flip error which is easily corrected by a standard error correction circuit. The method works arbitrarily well as the distance between the amplitudes of the superposed coherent states increases.
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"abstract": "We show how macroscopically distinct quantum superposition states\n(Schroedinger cat states) may be used as logical qubit encodings for the\ncorrection of spontaneous emission errors. Spontaneous emission causes a bit\nflip error which is easily corrected by a standard error correction circuit.\nThe method works arbitrarily well as the distance between the amplitudes of the\nsuperposed coherent states increases.",
"arxiv_id": "quant-ph/9809037",
"authors": [
"P. T. Cochrane",
"G. J. Milburn",
"W. J. Munro"
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"doi": "10.1103/PhysRevA.59.2631",
"journal_ref": "Phys.Rev. A59 (1999) 2631",
"title": "Macroscopically distinct quantum superposition states as a bosonic code for amplitude damping",
"url": "https://arxiv.org/abs/quant-ph/9809037"
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