在硅橡胶基体中复合非晶Fe73.5Cu1Nb3Si13.5B9粉体,制得一种具有压磁特性的复合薄膜,并对一些影响因素进行了初步探讨.实验表明,该复合薄膜具有灵敏的压磁特性,尤其在＜120kPa微应力,测试频率低于400kHz时,压磁效应最好.在相同测试频率下,压应力与应力阻抗值成正比关系;薄膜中非晶粉体越细、粉体含量越高,薄膜越薄,其压磁效应越大.
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