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基于Analog Discovery 2的巨磁阻效应实验系统
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Indexed by:Journal Papers

Date of Publication:2019-09-20

Journal:物理实验

Volume:39

Issue:9

Page Number:37-41

ISSN No.:1005-4642

Key Words:巨磁阻效应;传感器;AnalogDiscovery2;WaveForms

Abstract:将口袋式仪表Analog Discovery 2及其配套控制软件WaveForms引入巨磁阻效应实验,替代直流电源、信号发生器、示波器、数字信号控制器等传统仪表,完成信号的激发、采集以及处理.由Analog Discovery 2驱动螺线管、巨磁阻传感器、直流电机和步进电机等部件,可以实现巨磁阻传感器R-B基本特征曲线和高速转动转速的快速测量,还可以结合齿轮状铁磁体,实现低速转动的准确测量及微小角位移的定标和测量.各主要部件采用三维调整架固定,偏置永磁铁也配备了不同形状的导磁头,方便学生观察不同条件下的实验现象,完成更具有开放性和创新性的实验内容.

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Gender:Male

Alma Mater:山东大学

Degree:Doctoral Degree

School/Department:物理学院

Discipline:Condensed Matter Physics. Materials Physics and Chemistry

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