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光致原子解吸附对冷原子磁光阱装载的动力学研究

张鹏飞 李刚 张玉驰 杨榕灿 郭龑强 王军民 张天才

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光致原子解吸附对冷原子磁光阱装载的动力学研究

张鹏飞, 李刚, 张玉驰, 杨榕灿, 郭龑强, 王军民, 张天才

Investigation of dynamics of magneto-optical trap loading by light-induced atom desorption

Zhang Peng-Fei, Li Gang, Zhang Yu-Chi, Yang Rong-Can, Guo Yan-Qiang, Wang Jun-Min, Zhang Tian-Cai
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  • 在获得光致原子解吸附(light-induced atom desorption,LIAD)效应的基础上,从理论和实验方面分析了LIAD对铯原子磁光阱装载的动力学过程的影响,特别是背景原子对磁光阱的影响.通过实验获得了不同光强和照射时间下关闭解吸附光后磁光阱中铯原子的衰减过程,理论模型定量地描述了背景铯原子造成压强的变化及其对最终平衡态下真空度的影响.该研究对中性原子的长时间俘获,有效控制磁光阱中原子的装载过程具有重要意义.
    The dynamics of magneto-optical trap loading by light-induced atom desorption (LIAD) are investigated theoretically and experimentally. The loading of the MOT has been described by a theoretical model. We have paid close attention to the background gases which are essentially important for the ultimate vacuum pressure. The experiment is done based on a glass cell and all the results are well in agreement with the theory. The decay process of the background vacuum pressure caused by the untrapped cesium atoms after shutting off the desorption light is explained quantitatively. The LIAD effect is proved to be an effective tool to control the loading of the MOT and the neutral single atoms in experiment.
    • 基金项目: 国家自然科学基金(批准号:10974125,60808006, 60821004和60978017),国家重点基础研究发展计划(批准号:2006CB921102)资助的课题.
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    [2]

    Anderson M, Ensher J, Matthews M, Wieman C, Cornell E 1995 Science 269 198

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    Meucci M, Nagel A, Nasyrov K A, Rachini S, Moi L 1999 Phys. Rev. A 60 4693

    [4]

    De Marco B, Jin D S 1999 Science 285 1703

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    Wang J, He J, Qiu Y, Yang B D, Zhao J Y, Zhang T C, Wang J M 2008 Chin. Phys. B 17 2062

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    He J, Wang J, Yang B D, Zhao J Y, Zhang T C, Wang J M 2009 Chin. Phys. B 18 3404

    [7]

    Liu T, zhang T C, Wang J M, Peng K C 2004 Acta Phys. Sin. 53 1346 (in Chinese) [刘 涛、张天才、王军民、彭堃墀 2004 物理学报 53 1346]

    [8]

    Zhang Y C, Li G, Zhang P F, Wang J M, Zhang T C 2009 Front. Phys. China 4 190

    [9]

    Zhang J, Li G, Wang J M, Zhang T C 2008 Acta Sin. Quantum Optica 14 156 (in Chinese) [张 静、李 刚、王军民、张天才 2008 量子光学学报 14 156]

    [10]

    Zhang J, Zhang T C, Wang J M, Peng K C 2007 Chin. Phys. B 16 1295

    [11]

    Schlosser N, Reymond G, Protsenko I, Grangier P 2001 Nature 411 1024

    [12]

    Wang J M, Wang J, Yan S B, Gen T, Zhang T C 2009 Rev. Sci. Instrum. 79 123116

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    Fortagh J, Grossman A, Hnsch T W, Zimmermann C 1998 J. Appl. Phys. 84 6499

    [14]

    Gozzini A, Mango F, Xu J H, Alzetta G, Maccarone F, Bernheim R A 1993 Nuovo Cimento D 15 709

    [15]

    Atutov S N, Biancalana V, Bicchi P, Marinelli C, Mariotti E,

    [16]

    Alexandrov E B, Balabas M V, Budker D, English D, Kimball D F, Li C H, Yashchuk V V 2002 Phys. Rev. A 66 042903

    [17]

    Burchianti A, Bogi A, Marinelli C, Maibohm C, Mariotti E, Moi L 2006 Phys. Rev. Lett. 97 157404

    [18]

    Karaulanov T, Graf M T, English D, Rochester S M, Rosen Y J, Tsigutkin K, Budker D, Alexandrov E B, Balabas M V, Jackson Kimball D F, Narducci F A, Pustelny S, Yashchuk V V 2009 Phys. Rev. A 79 012902

    [19]

    Hatakeyama A, Oe K, Ota K, Hara S, Arai J, Yabuzaki T, Young A R 2000 Phys. Rev. Lett. 84 1407

    [20]

    Anderson B P, Kasevich M A 2001 Phys. Rev. A 63 023404

    [21]

    Atutov S N, Calabrese R, Guidi V, Mai B, Rudavets A G, Scansani E, Tomassetti L, Biancalana V, Burchianti A, Marinelli C, Mariotti E, Moi L, Veronesi S 2003 Phys. Rev. A 67 053401

    [22]

    Klempt C, van Zoest T, Henninger T, Topic O, Rasel E, Ertmer W, Arlt J 2006 Phys. Rev. A 73 013410

    [23]

    Zhang P F, Xu X P, Zhang H C, Zhou S Y, Wang Y Z 2007 Acta Phys. Sin. 56 6022 (in Chinese) [张鹏飞、许忻平、张海潮、周善钰、王育竹 2007 物理学报 56 6022]

    [24]

    Zhang P F, Li G, Zhang Y C, Guo Y Q, Wang J M, Zhang T C 2009 Phys. Rev. A 80 053420

    [25]

    Monroe C, Swann W, Robinson H, Wieman C 1990 Phys. Rev. Lett. 65 1571

    [26]

    Varian Ion Pumps Catalog Varian Inc.

  • [1]

    Metcalf H J, Van der Straten P 1999 Laser Cooling and Trapping (Springer, New York)

    [2]

    Anderson M, Ensher J, Matthews M, Wieman C, Cornell E 1995 Science 269 198

    [3]

    Meucci M, Nagel A, Nasyrov K A, Rachini S, Moi L 1999 Phys. Rev. A 60 4693

    [4]

    De Marco B, Jin D S 1999 Science 285 1703

    [5]

    Wang J, He J, Qiu Y, Yang B D, Zhao J Y, Zhang T C, Wang J M 2008 Chin. Phys. B 17 2062

    [6]

    He J, Wang J, Yang B D, Zhao J Y, Zhang T C, Wang J M 2009 Chin. Phys. B 18 3404

    [7]

    Liu T, zhang T C, Wang J M, Peng K C 2004 Acta Phys. Sin. 53 1346 (in Chinese) [刘 涛、张天才、王军民、彭堃墀 2004 物理学报 53 1346]

    [8]

    Zhang Y C, Li G, Zhang P F, Wang J M, Zhang T C 2009 Front. Phys. China 4 190

    [9]

    Zhang J, Li G, Wang J M, Zhang T C 2008 Acta Sin. Quantum Optica 14 156 (in Chinese) [张 静、李 刚、王军民、张天才 2008 量子光学学报 14 156]

    [10]

    Zhang J, Zhang T C, Wang J M, Peng K C 2007 Chin. Phys. B 16 1295

    [11]

    Schlosser N, Reymond G, Protsenko I, Grangier P 2001 Nature 411 1024

    [12]

    Wang J M, Wang J, Yan S B, Gen T, Zhang T C 2009 Rev. Sci. Instrum. 79 123116

    [13]

    Fortagh J, Grossman A, Hnsch T W, Zimmermann C 1998 J. Appl. Phys. 84 6499

    [14]

    Gozzini A, Mango F, Xu J H, Alzetta G, Maccarone F, Bernheim R A 1993 Nuovo Cimento D 15 709

    [15]

    Atutov S N, Biancalana V, Bicchi P, Marinelli C, Mariotti E,

    [16]

    Alexandrov E B, Balabas M V, Budker D, English D, Kimball D F, Li C H, Yashchuk V V 2002 Phys. Rev. A 66 042903

    [17]

    Burchianti A, Bogi A, Marinelli C, Maibohm C, Mariotti E, Moi L 2006 Phys. Rev. Lett. 97 157404

    [18]

    Karaulanov T, Graf M T, English D, Rochester S M, Rosen Y J, Tsigutkin K, Budker D, Alexandrov E B, Balabas M V, Jackson Kimball D F, Narducci F A, Pustelny S, Yashchuk V V 2009 Phys. Rev. A 79 012902

    [19]

    Hatakeyama A, Oe K, Ota K, Hara S, Arai J, Yabuzaki T, Young A R 2000 Phys. Rev. Lett. 84 1407

    [20]

    Anderson B P, Kasevich M A 2001 Phys. Rev. A 63 023404

    [21]

    Atutov S N, Calabrese R, Guidi V, Mai B, Rudavets A G, Scansani E, Tomassetti L, Biancalana V, Burchianti A, Marinelli C, Mariotti E, Moi L, Veronesi S 2003 Phys. Rev. A 67 053401

    [22]

    Klempt C, van Zoest T, Henninger T, Topic O, Rasel E, Ertmer W, Arlt J 2006 Phys. Rev. A 73 013410

    [23]

    Zhang P F, Xu X P, Zhang H C, Zhou S Y, Wang Y Z 2007 Acta Phys. Sin. 56 6022 (in Chinese) [张鹏飞、许忻平、张海潮、周善钰、王育竹 2007 物理学报 56 6022]

    [24]

    Zhang P F, Li G, Zhang Y C, Guo Y Q, Wang J M, Zhang T C 2009 Phys. Rev. A 80 053420

    [25]

    Monroe C, Swann W, Robinson H, Wieman C 1990 Phys. Rev. Lett. 65 1571

    [26]

    Varian Ion Pumps Catalog Varian Inc.

计量
  • 文章访问数:  7908
  • PDF下载量:  739
  • 被引次数: 0
出版历程
  • 收稿日期:  2009-12-16
  • 修回日期:  2010-01-06
  • 刊出日期:  2010-09-15

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