利用单辊法制备宽5mm厚25μm的非晶FeSi带材,利用XRD、SEM和EDS等手段对其进行了表征,并利用4294A阻抗分析仪,在0～100MHz频率范围内研究了样品的点压磁阻抗效应.结果表明,非晶带的阻抗随着频率的增加而增加,并随压力的增加变化更加敏感,尤其是频率在1～100MHz范围内时.非晶FeSi带材具有优越的压磁效应,在频率为100MHz,阻抗变化可达34.9433Ω.
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