用MS-Xα方法研究了Co1-xMnx合金(bcc结构)的电子结构与磁性,计算结果表明:原子之间存在负交换耦合,且随着Mn含量的增加,负交换耦合增强,从而导致bcc结构的Co1-xMnx合金的铁磁性减弱,计算结果与实验符合得较好.
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