Entanglement in a two-spin （1/2, 3/2） mixed-spin Heisenberg XX chain with an inhomogeneous external

来源 :中国科学：物理学、力学、天文学英文版 | 被引量 : 0次 | 上传用户：liwuyi

【摘要】

：

By using the concept of negativity, we investigate the thermal entanglement of a two-spin (1/2, 3/2) mixed-spin Heisenberg XX chain with an inhomogeneous extern

【作者】

：

GUO KeTao LIANG MingChao XU Ho

【机构】

：

SchoolofAppliedScience

【出处】

：

中国科学：物理学、力学、天文学英文版

【发表日期】

：

2011年3期

【关键词】

：

混合自旋热纠缠自旋链海森堡非均匀外磁场临界温度外部磁场 entanglement mixed-spin negativity quantum tr

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By using the concept of negativity, we investigate the thermal entanglement of a two-spin (1/2, 3/2) mixed-spin Heisenberg XX chain with an inhomogeneous external magnetic field. We obtain the analytical results of entanglement of this model. For the case

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Entanglement in a two-spin （1/2, 3/2） mixed-spin Heisenberg XX chain with an inhomogeneous external

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