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One-step generation of qutrit entanglement via adiabatic passage in cavity quantum electrodynamics |
Ma Song-She(马宋设)†, Chen Mei-Feng(陈美锋), and Jiang Xia-Ping(蒋夏萍) |
College of Physics and Information Engineering, Fuzhou University, Fuzhou 350108, China |
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Abstract A scheme is proposed for generating a three-dimensional entangled state for two atoms trapped in a cavity by one step via adiabatic passage. In the scheme, the two atoms are always in ground states and the field mode of the cavity excited is negligible under a certain condition. Therefore, the scheme is very robust against decoherence. Furthermore, it needs neither the exact control of all parameters nor the accurate control of the interaction time. It is shown that qutrit entanglement can be generated with a high fidelity.
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Received: 08 June 2011
Revised: 29 July 2011
Accepted manuscript online:
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PACS:
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03.67.Bg
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(Entanglement production and manipulation)
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42.50.Dv
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(Quantum state engineering and measurements)
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42.50.Pq
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(Cavity quantum electrodynamics; micromasers)
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Fund: Project supported by the Science Foundation of Educational Committee of Fujian Province of China (Grant Nos. JB09012 and JB09013). |
Cite this article:
Ma Song-She(马宋设), Chen Mei-Feng(陈美锋), and Jiang Xia-Ping(蒋夏萍) One-step generation of qutrit entanglement via adiabatic passage in cavity quantum electrodynamics 2011 Chin. Phys. B 20 120308
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