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Approximate and Conditional Teleportation of an Unknown Atomic State Without Bell-State Measurement with Two-Photon Interaction
  • ISSN号:0253-6102
  • 期刊名称:《理论物理通讯:英文版》
  • 时间:0
  • 分类:O413[理学—理论物理;理学—物理]
  • 作者机构:[1]Department of Physics and Information Engineering, Hunan Institute of Humanities, Science, and Technology, Loudi 417000, China, [2]State Key Laboratory of Magnetic Resonance and Atomic and Molecular Physics, Wuhan Institute of Physics and Mathmatics, the Chinese Academy of Sciences, Wuhan 430071, China
  • 相关基金:The project supported by National Natural Science Foundation of China under Grant Nos. 10274093 and 10474118, the National Fundamental Research Program under Grant No. 2001CB309309, the Natural Science Foundatioa of Hunan Province of China, the Science Research Fund of Educational Department of Hunan Province of China, the Science Research Fund of Hunan Institute of Humanity and Science and Technology under Grant No. 2005A008, and the Foundation for Youth Core-Teachers of Hunan Province under Grant No. 2003165
中文摘要:

一个计划为近似并且有条件地,在洞证完经由二光子的相互作用移植一个未知原子状态的电视被建议。它是裁判员的计划的延期。[11 ][Phys。加快。一 69 (2004 ) 064302 ] ,它基于 Jaynes—在证完的卡明斯模型并且在系统进化和实现远距传物的相应忠实的一个仅仅时间点被给的地方。在我们的计划,二光子的相互作用 Jaynes-Cummings 模型被用来认识到近似、有条件的远距传物。我们的计划不包含钟状态测量和一个另外的原子,仅仅要求二个原子和一个单个模式的洞。计划的忠实比裁判员的高。[11 ] 。计划可以借助于一个单个原子而且一个套住的离子的状态的远距传物被概括到一个洞模式的状态的远距传物到另一个模式不仅。

英文摘要:

A scheme for approximately and conditionally teleporting an unknown atomic state via two-photon interaction in cavity QED is proposed. It is the extension of the scheme of Ref. [11] [Phys. Rev. A 69 (2004) 064302], which is based on Jaynes-Cummings model in QED and where only a time point of system evolution and the corresponding fidelity implementing the teleportation are given. In our scheme, the two-photon interaction Jaynes-Cummings model is used to realize the approximate and conditional teleportation. Our scheme does not involve the Bell-state measurement and an additional atom, only requiring two atoms and one single-mode cavity. The fidelity of the scheme is higher than that of Ref. [11]. The scheme may be generalized to not only the teleportation of the state of a cavity mode to another mode by means of a single atom but also the teleportation of the state of a trapped ion.

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期刊信息
  • 《理论物理通讯:英文版》
  • 中国科技核心期刊
  • 主管单位:中国科学院
  • 主办单位:中科院理论物理所 中国物理学会
  • 主编:孙昌浦
  • 地址:北京2735邮政信箱 中国科学院理论物理研究所编辑部
  • 邮编:100190
  • 邮箱:ctp@itp.ac.cn
  • 电话:010-62551495 62541813 62550630
  • 国际标准刊号:ISSN:0253-6102
  • 国内统一刊号:ISSN:11-2592/O3
  • 邮发代号:
  • 获奖情况:
  • 首届国家期刊奖,中国科学院优秀期刊特别奖,国家期刊奖百种重点期刊,中国期刊方阵“双高”期刊
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  • 被引量:342