dorsal/arxiv
View SchemaRemotely prepared entanglement: a quantum web page
| Authors | Todd A. Brun |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0102046 |
| URL | https://arxiv.org/abs/quant-ph/0102046 |
| DOI | 10.1007/s00453-002-0974-5 |
| Journal | Algorithmica (special issue on Quantum Algorithms and Cryptography) 34, 502-511 (2002) |
Abstract
In quantum teleportation, an unknown quantum state is transmitted from one party to another using only local operations and classical communication, at the cost of shared entanglement. Is it possible similarly, using an $N$ party entangled state, to have the state retrievable by {\it any} of the $N-1$ possible receivers? If the receivers cooperate, and share a suitable state, this can be done reliably. The $N$ party GHZ is one such state; I derive a large class of such states, and show that they are in general not equivalent to the GHZ. I also briefly discuss the problem where the parties do not cooperate, and the relationship to multipartite entanglement quantification. I define a new set of entanglement monotones, the entanglements of preparation.
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"abstract": "In quantum teleportation, an unknown quantum state is transmitted from one\nparty to another using only local operations and classical communication, at\nthe cost of shared entanglement. Is it possible similarly, using an $N$ party\nentangled state, to have the state retrievable by {\\it any} of the $N-1$\npossible receivers? If the receivers cooperate, and share a suitable state,\nthis can be done reliably. The $N$ party GHZ is one such state; I derive a\nlarge class of such states, and show that they are in general not equivalent to\nthe GHZ. I also briefly discuss the problem where the parties do not cooperate,\nand the relationship to multipartite entanglement quantification. I define a\nnew set of entanglement monotones, the entanglements of preparation.",
"arxiv_id": "quant-ph/0102046",
"authors": [
"Todd A. Brun"
],
"categories": [
"quant-ph"
],
"doi": "10.1007/s00453-002-0974-5",
"journal_ref": "Algorithmica (special issue on Quantum Algorithms and\n Cryptography) 34, 502-511 (2002)",
"title": "Remotely prepared entanglement: a quantum web page",
"url": "https://arxiv.org/abs/quant-ph/0102046"
},
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