| 摘要 |
A spin FET of an aspect of the present invention includes source/drain regions, a channel region between the source/drain regions, and a gate electrode above the channel region. Each of the source/drain regions includes a stack structure which is comprised of a low work function material and a ferromagnet. The low work function material is a non-oxide which is comprised of one of Mg, K, Ca and Sc, or an alloy which includes the non-oxide of 50 at % or more.
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