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运用动态Lorentz库实现对激发态原子动力学特性的调控

黄仙山 刘海莲 羊亚平 石云龙

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运用动态Lorentz库实现对激发态原子动力学特性的调控

黄仙山, 刘海莲, 羊亚平, 石云龙

Control of the evolution of an excited atom by using the dynamic Lorentzian reservior

Shi Yun-Long, Yang Ya-Ping, Liu Hai-Lian, Huang Xian-Shan
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  • 从理论上讨论了运用动态的Lorentz库环境实现对处于激发态的两能级原子演化过程的调控.研究发现,Lorentz库环境的变化导致腔内电磁模式与腔外电磁模式之间相互作用,从而产生电磁模式密度重新分配;当库环境的变化频率和原子与环境之间交换能量的过程保持一致时可以实现相对稳定的相干性演化,衰减效应得到明显的抑制.
    We theoretically study the use of a dynamic Lorentzian reservoir environment to realize contro of the evolution of an excited two-level atom. It is found that the change of Lorentzian reservoir leads to the interaction between the electromagnetic modes in the cavity and those outside, resulting in the redistribution of the electromagnetic modes density. When the frequency of reservoir change is consistent with the process of exchange of energy between the atom and environment, a relatively stable coherent evolution can be obtained, and the decay is obviously inhibited.
    • 基金项目: 安徽高校省级自然科学研究重点项目(批准号:KJ2010A335)、安徽工业大学青年科研基金(批准号:QZ200824)和国家自然科学基金(批准号:41075027,10904032)资助的课题.
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    Birnbaum K M, Boca A, Miller R, Boozer A D, Northup T E, Kimble H J 2005 Nature 436 87

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    Wilk T, Webster S C, Kuhn A, Rempe G 2007 Science 317 488

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    Lin L H 2009 Chin. Phys. B 18 588

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    Lu J H, Meng Z M, Liu Hai Y, Feng Tian H, Dai Q F, Wu L J, Guo Q, Hu W, Lan S 2009 Chin. Phys. B 18 4333

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    Wu C W, Han Y, Deng Z J, Liang L M, Li C Z 2010 Chin. Phys. B 19 010313

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    Spillane S M, Kippenberg T J, Vahala K J, Goh K W, Wilcut E, Kimble H J 2005 Phys. Rev. A 71 013817

  • [1]

    Huang G M, Tarn T J, Clark J W 1983 J. Math. Phys. 24 2608

    [2]

    Doherty A C, Habib S, Jacobs K, Mabuchi H, Tan S M 2000 Phys. Rev. A 62 012105

    [3]

    Alessandro D 2007 Introduction to Quantum Control and Dynamics (New York: CRC Press) pp157—208

    [4]

    Wiseman H M, Milburn G J 2010 Quantum Measurement and Control (London: Cambridge University Press) pp216—269

    [5]

    Warren W S, Rabitz H, Dahleh M 1993 Science 259 1581

    [6]

    Aoki T, Dayan G, Wilcut E, Katz S D, Szabo K K 2006 Nature 433 671

    [7]

    Birnbaum K M, Boca A, Miller R, Boozer A D, Northup T E, Kimble H J 2005 Nature 436 87

    [8]

    Wilk T, Webster S C, Kuhn A, Rempe G 2007 Science 317 488

    [9]

    Lin L H 2009 Chin. Phys. B 18 588

    [10]

    Lu J H, Meng Z M, Liu Hai Y, Feng Tian H, Dai Q F, Wu L J, Guo Q, Hu W, Lan S 2009 Chin. Phys. B 18 4333

    [11]

    Wu C W, Han Y, Deng Z J, Liang L M, Li C Z 2010 Chin. Phys. B 19 010313

    [12]

    Vahala K J 2003 Nature 424 839

    [13]

    Spillane S M, Kippenberg T J, Vahala K J, Goh K W, Wilcut E, Kimble H J 2005 Phys. Rev. A 71 013817

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  • 文章访问数:  7153
  • PDF下载量:  804
  • 被引次数: 0
出版历程
  • 收稿日期:  2010-03-14
  • 修回日期:  2010-05-04
  • 刊出日期:  2011-01-05

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