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OALib Journal期刊
ISSN: 2333-9721
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fe0.3co0.7纳米有序阵列的制备和磁性
Abstract:
？使用小孔径阳极氧化铝模板制备fe0.3co0.7纳米线有序阵列,研究了热处理对其磁性的影响.结果表明,热处理对fe0.3co0.7纳米线有序阵列的结晶度和局部形状各向异性有重大的影响,导致纳米阵列的矫顽力和剩磁比发生相应的变化.在适当热处理条件下获得的fe0.3co0.7纳米线有序阵列具有较高的矫顽力和剩磁比.在h2保护下550℃处理时获得最高的矫顽力2.63*105a/m,矫顽力随着热处理时间的增加先是快速增加,然后趋向平缓,最后有一定程度的下降.
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