dorsal/arxiv
View SchemaViolation of monogamy inequality for higher-dimensional objects
| Authors | Yong-Cheng Ou |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0612127 |
| URL | https://arxiv.org/abs/quant-ph/0612127 |
| DOI | 10.1103/PhysRevA.75.034305 |
| Journal | 75, 034305(2007) Physical Review A |
Abstract
Bipartite quantum entanglement for qutrits and higher-dimensional objects is considered. We analyze the possibility of violation of monogamy inequality, introduced by Coffman, Kundu, and Wootters, for some systems composed of such objects. An explicit counterexample with a three-qutrit totally antisymmetric state is presented. Since three-tangle has been confirmed to be a natural measure of entanglement for qubit systems, our result shows that the three-tangle is no longer a legitimate measure of entanglement for states with three qutrits or higher dimensional objects.
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"abstract": "Bipartite quantum entanglement for qutrits and higher-dimensional objects is\nconsidered. We analyze the possibility of violation of monogamy inequality,\nintroduced by Coffman, Kundu, and Wootters, for some systems composed of such\nobjects. An explicit counterexample with a three-qutrit totally antisymmetric\nstate is presented. Since three-tangle has been confirmed to be a natural\nmeasure of entanglement for qubit systems, our result shows that the\nthree-tangle is no longer a legitimate measure of entanglement for states with\nthree qutrits or higher dimensional objects.",
"arxiv_id": "quant-ph/0612127",
"authors": [
"Yong-Cheng Ou"
],
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"quant-ph"
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"doi": "10.1103/PhysRevA.75.034305",
"journal_ref": "75, 034305(2007) Physical Review A",
"title": "Violation of monogamy inequality for higher-dimensional objects",
"url": "https://arxiv.org/abs/quant-ph/0612127"
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