Title | ||
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Quantum correlations in Gaussian states via Gaussian channels: steering, entanglement, and discord. |
Abstract | ||
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Here we study the quantum steering, quantum entanglement, and quantum discord for Gaussian Einstein---Podolsky---Rosen states via Gaussian channels. And the sudden death phenomena for Gaussian steering and Gaussian entanglement are theoretically observed. We find that some Gaussian states have only one-way steering, which confirms the asymmetry of quantum steering. Also we investigate that the entangled Gaussian states without Gaussian steering and correlated Gaussian states own no Gaussian entanglement. Meanwhile, our results support the assumption that quantum entanglement is intermediate between quantum discord and quantum steering. Furthermore, we give experimental recipes for preparing quantum states with desired types of quantum correlations. |
Year | DOI | Venue |
---|---|---|
2016 | 10.1007/s11128-016-1276-1 | Quantum Information Processing |
Keywords | Field | DocType |
Gaussian state,Gaussian channel,Quantum steering,Quantum entanglement,Quantum discord | Quantum electrodynamics,Gaussian random field,Quantum entanglement,Quantum mechanics,Quantum algorithm,Quantum discord,Quantum channel,Quantum capacity,Quantum error correction,Amplitude damping channel,Physics | Journal |
Volume | Issue | ISSN |
15 | 6 | 1570-0755 |
Citations | PageRank | References |
1 | 0.41 | 0 |
Authors | ||
5 |
Name | Order | Citations | PageRank |
---|---|---|---|
Zhongxiao Wang | 1 | 1 | 0.41 |
Shuhao Wang | 2 | 20 | 2.54 |
Qiting Li | 3 | 2 | 0.78 |
tiejun wang | 4 | 33 | 3.48 |
Chuan Wang | 5 | 28 | 6.79 |