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自旋极化对Kondo系统基态的影响

黎欢 郭卫

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自旋极化对Kondo系统基态的影响

黎欢, 郭卫

Effect of spin polarization on the ground state of Kondo system

Li Huan, Guo Wei
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  • Anderson模型中的自旋极化效应是一个普遍存在的问题.本文从Anderson杂质模型出发,利用变分及对角化方法分析了自旋极化所引起的系统基态性质的改变,分别研究了自旋极化对Kondo单态以及高温超导两分量模型中Zhang-Rice单态稳定性的影响问题.
    The effect of spin polarization on the ground state of Kondo type system is a fundamental issue in study of Anderson model. By using variational and diagonal methods we analysis the stability of Kondo singlet state in s-d model and Zhang-Rice singlet state in two-component model for high Tc superconductivity when Cu site spin polarization is considered.
    • 基金项目: 国家自然科学基金(批准号:10674005)资助的课题.
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    Kaminski A, Rosenkranz S, Fretwell H M, Campuzano J C, Li Z, Raffy H, Cullen W G, You H, Olson C G, Varma C M, Hgochst H 2002 Nature 416 610

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    Schrieffer J R, Wolff P A 1966 Phys. Rev. 149 491

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    Clogston A M, Anderson P W 1961 Bull. Am. Phys. Soc. 6 124

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    Costi T A 2000 Phys. Rev. Lett. 85 1504

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    Ishii H 1970 Prog. Theore. Phys. 43 578

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    Guo W, Yin X G, Han R S 2007 Int. J. Mod. Phys. B 21 3112

  • [1]

    Yosida K 1966 Phys.Rev. 147 223

    [2]

    Gordon D G, Shtrikman H, Mahalu D, Magder D A, Meirav U, Kastner M A 1998 Nature 391 156

    [3]

    Cronenwett S M, Oosterkamp T H, Kouwenhoven L P 1998 Science 281 540

    [4]

    Vavilov M G, Glazman L I 2005 Phys. Rev. Lett. 94 086805

    [5]

    Heersche H B, Groot Z D, Folk J A, Kouwenhoven L P, Houck A A, Labaziewicz J, Chuang I L 2006 Phys. Rev. Lett. 96 017205

    [6]

    Ralph D C, Buhrmanet R A 1994 Phys. Rev. Lett. 72 3401

    [7]

    Zhang F C, Rice T M 1988 Phys. Rev. B 37 3759

    [8]

    Aharony A, Birgeneau R J, Coniglio A, Kastner M A, Stanley H E 1988 Phys. Rev. Lett. 60 1330

    [9]

    Dai P C, Mook H A, Hunt R D, Dogan F 2001 Phys. Rev. B 63 54525

    [10]

    Lake B 2002 Nature 415 299

    [11]

    Kaminski A, Rosenkranz S, Fretwell H M, Campuzano J C, Li Z, Raffy H, Cullen W G, You H, Olson C G, Varma C M, Hgochst H 2002 Nature 416 610

    [12]

    Schrieffer J R, Wolff P A 1966 Phys. Rev. 149 491

    [13]

    Clogston A M, Anderson P W 1961 Bull. Am. Phys. Soc. 6 124

    [14]

    Costi T A 2000 Phys. Rev. Lett. 85 1504

    [15]

    Ishii H 1970 Prog. Theore. Phys. 43 578

    [16]

    Guo W, Yin X G, Han R S 2007 Int. J. Mod. Phys. B 21 3112

计量
  • 文章访问数:  7950
  • PDF下载量:  610
  • 被引次数: 0
出版历程
  • 收稿日期:  2010-02-22
  • 修回日期:  2010-06-20
  • 刊出日期:  2010-05-05

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