| 基于Fe基合金薄带巨磁阻抗效应的新型磁敏传感器 |
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| 引用本文： | 何理,郑金菊,金林枫,叶慧群.基于Fe基合金薄带巨磁阻抗效应的新型磁敏传感器[J].磁性材料及器件,2009,40(6):40-43. |
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| 作者姓名： | 何理 郑金菊 金林枫 叶慧群 |
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| 作者单位： | 浙江师范大学,电子信息技术研究所,浙江金华,321004;浙江师范大学,电子信息技术研究所,浙江金华,321004;浙江师范大学,电子信息技术研究所,浙江金华,321004;浙江师范大学,电子信息技术研究所,浙江金华,321004 |
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| 基金项目： | 国家自然科学基金资助项目，浙江省大学生创新创业孵化项目 |
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| 摘 要： | 利用Fe基合金薄带的巨磁阻抗效应和LC谐振回路特性,研制了一款新型巨磁阻抗磁敏传感器.文中介绍了Fe基合金薄带的巨磁阻抗特性、传感器的电路设计和实验数据分析.实验结果表明,该传感器具有重复性好(最大偏差为0.32%)、几乎无迟滞(最大偏差为0.19%)、线性度好(最大偏差为1.04%)且线性测量范围广(464.86~1488.52 A/m)等优点,在磁场检测和位移测量领域具有广泛的应用前景.
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| 关 键 词： | Fe基合金薄带 巨磁阻抗效应 磁传感器 |
New Magnetic Sensor Based on Giant Magneto-Impedance Effect of Fe-based Alloy Thin Ribbon |
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| HE Li,ZHENG Jin-ju,JIN Lin-feng,YE Hui-qun.New Magnetic Sensor Based on Giant Magneto-Impedance Effect of Fe-based Alloy Thin Ribbon[J].Journal of Magnetic Materials and Devices,2009,40(6):40-43. |
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| Authors: | HE Li ZHENG Jin-ju JIN Lin-feng YE Hui-qun |
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| Affiliation: | HE Li,ZHENG Jin-ju,JIN Lin-feng,YE Hui-qun Insititute of Electronic Information Technology,Zhejiang Normal University,Jinhua 321004,China |
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| Abstract: | A new kind of GMI magnetic sensor based on giant magneto-impedance effect of Fe-based alloy thin ribbon and characteristics of LC resonant circuit was developed.The GMI properties of Fe-based alloy thin ribbon,circuit design of sensor and data analysis of experiment were presented.The experimental results turned out that the sensor has good repeatability (maximum deviation is 0.32%),almost no hysteresis (maximum deviation is 0.19%),good linearity (maximum deviation is 1.04%) and a wide range of linear measu... |
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| Keywords: | Fe-based alloy thin ribbon giant magneto-impedance effect magnetic sensor |
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