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研究了不同温度(350~620℃)退火后Fe73.5Cu1Nb3Si13.5B9合金在不同磁场强度(0.4~3.2A/m)条件下,磁导率μ与温度T的关系(μ-T曲线).实验结果表明:磁场强度对μ-T曲线的形状有明显的影响,在非晶状态时,随着磁场强度的增加,μ-T曲线上尖锐的Hopkinson峰消失.

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