...m豆丁网 ant magneto impedance（GMI）；amorphous wires；sensor 巨磁阻抗效应（Giant Magneto Impedance effect，GMI effect）指将磁性材料在交 流电流的激励下，其阻抗在外加磁场的作用F，呈现出快速响应，高灵敏度变化的现象。
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GMI effect spectra 巨磁阻抗效应谱
By comparing, it is found that only if the direction of external magnetic field and uniaxial magnetic anisotropy is apeak, there is the obvious appearance of GMI effect.
但是只有当外加磁场和单轴磁各向异性方向垂直时才有巨磁阻抗效应出现。
参考来源 - 巨磁阻抗薄膜材料的制备新方法与检测系统的设计Secondly, a new-style geomagnetic field sensor based on GMI effect by using amorphous wire is designed and implemented.
其次,在掌握非晶丝特性的基础上,利用其作为敏感元件设计并实现了一种基于非晶丝巨磁阻抗效应的地磁传感器。
参考来源 - 非晶丝地磁传感器研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Then, a weak magnetic sensor based on GMI effect in Fe-based amorphous ribbon is designed in this paper.
有鉴于此，本文设计了基于铁基非晶薄带GMI效应的弱磁传感器。
The results show that the two-step Joule heating treatment is a novelty and effective method for improving GMI effect.
两段式焦耳处理是提高材料GMI效应的一种新的而且十分有效的方法。
Furthermore, the GMI effect is enhanced and magnetic sensibility is improved by current annealing, deposition with dc current and adjusting the driving current amplitudes.
并通过电流退火，电流化学镀和调节驱动电流幅值来增强复合丝的GMI效应和磁场灵敏度。
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