用电化学沉积方法在多孔Al2O3模板的孔道中制备了平均直径约为200 nm,长为60 μm的磁性金属纳米线有序阵列.电沉积电流密度较小时,制得的样品有较大的剩磁比和较强的矫顽力,并分别在θ=90°和30°达到极大值.随着电流密度的增加,剩磁比和矫顽力降低.在电沉积过程中外加磁场对磁晶的取向产生重大影响,导致磁性金属纳米线有序阵列的矫顽力和剩磁比发生相应的变化.
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