dorsal/arxiv
View SchemaNegativity of the Wigner function as an indicator of nonclassicality
| Authors | Anatole Kenfack, Karol Zyczkowski |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0406015 |
| URL | https://arxiv.org/abs/quant-ph/0406015 |
| DOI | 10.1088/1464-4266/6/10/003 |
| Journal | J. Opt. B: Quantum Semiclass. Opt. 6 (2004) 396-404 |
Abstract
A measure of nonclassicality of quantum states based on the volume of the negative part of the Wigner function is proposed. We analyze this quantity for Fock states, squeezed displaced Fock states and cat-like states defined as coherent superposition of two Gaussian wave packets.
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"abstract": "A measure of nonclassicality of quantum states based on the volume of the\nnegative part of the Wigner function is proposed. We analyze this quantity for\nFock states, squeezed displaced Fock states and cat-like states defined as\ncoherent superposition of two Gaussian wave packets.",
"arxiv_id": "quant-ph/0406015",
"authors": [
"Anatole Kenfack",
"Karol Zyczkowski"
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"doi": "10.1088/1464-4266/6/10/003",
"journal_ref": "J. Opt. B: Quantum Semiclass. Opt. 6 (2004) 396-404",
"title": "Negativity of the Wigner function as an indicator of nonclassicality",
"url": "https://arxiv.org/abs/quant-ph/0406015"
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