dorsal/arxiv
View SchemaOptimal phase estimation for qubit mixed states
| Authors | Giacomo Mauro D'Ariano, Chiara Macchiavello, Paolo Perinotti |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0411133 |
| URL | https://arxiv.org/abs/quant-ph/0411133 |
| DOI | 10.1103/PhysRevA.72.042327 |
| Journal | Phys. Rev. A 72 042327 (2005) |
Abstract
We address the problem of optimal estimation of the relative phase for two-dimensional quantum systems in mixed states. In particular, we derive the optimal measurement procedures for an arbitrary number of qubits prepared in the same mixed state.
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"abstract": "We address the problem of optimal estimation of the relative phase for\ntwo-dimensional quantum systems in mixed states. In particular, we derive the\noptimal measurement procedures for an arbitrary number of qubits prepared in\nthe same mixed state.",
"arxiv_id": "quant-ph/0411133",
"authors": [
"Giacomo Mauro D\u0027Ariano",
"Chiara Macchiavello",
"Paolo Perinotti"
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"doi": "10.1103/PhysRevA.72.042327",
"journal_ref": "Phys. Rev. A 72 042327 (2005)",
"title": "Optimal phase estimation for qubit mixed states",
"url": "https://arxiv.org/abs/quant-ph/0411133"
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