铁磁体/共振隧穿二极管复合器件中的<br /> 自旋注入研究<br />
Journal Title: Science Paper Online - Year 2008, Vol 3, Issue 4
Abstract
本文在共振遂穿二极管(RTD)的基础上引入自旋，研究了这种铁磁体(FM)/RTD复合结构中的自旋输运行为。结果表明：器件的自旋极化率随着费米能呈现类周期性振荡；这种振荡行为还与器件的尺寸有关系，随着RTD厚度减小，峰宽增大。该器件中的自旋极化率最大可达到近40%。器件的自旋相关电子输运行为还可以通过外加偏压进行调控。
Authors and Affiliations
Jin BAO, Fang WANG , Yu WANG, Yong JIANG
Keywords
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