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平行双量子点系统的磁输运性质研究

, PP. 842-847

Keywords: 平行双量子点,电子关联,主方程方法,负微分电导,负磁阻

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Abstract:

从理论上研究了平行双量子点系统的磁输运性质.基于广义主方程方法,计算了通过此系统的电流、微分电导和隧穿磁阻,计算结果表明电子自旋关联效应可以促发一个很大的隧穿磁阻,而电子库伦关联效应可以导致负隧穿磁阻和负微分电导的出现,对相关的基本物理问题进行了讨论.

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