自旋电子学和自旋电子器件

Spintronics and spin electric devices

自旋电子学是近年来发展起来的微电子学和磁学的交叉学科,主要研究自旋极化电流的注入、控制和检测。本文介绍了自旋电子学和器件的研究进展,着重讨论了自旋注入和检测的问题,分析了自旋电子器件研究的核心问题和难点。自旋电子学的研究有着重要的理论意义,自旋器件在信息科学领域也具有十分广阔的应用前景。

Spintronics which aims at injection ,manipulation and detection of spin polarized cur-rent ,is the new arising field combining microelectronics and magnetism.In this paper ,the progress of spintronics and devices ,especially of spin injection and detection ,is reviewed.Cru-cial problems and challenges of spin electronics are discussed as well.Research on spintronics has important theoretical value.Furthermore ,spin electric devices have wide application potential in information field.