大学物理 ›› 2009, Vol. 28 ›› Issue (7): 36-36.

• 著者文摘 • 上一篇    下一篇

利用磁聚焦法测量地磁场的研究

王玉清 杨德甫 刘艳峰 朱小敏   

  1. 延安大学物理与电子信息学院,陕西延安716000
  • 出版日期:2009-07-20 发布日期:2009-07-20

Investigation on measurement of geomagnetic field using the method of magnetic focusing

  • Online:2009-07-20 Published:2009-07-20

摘要: 利用电子比荷测试仪,配合数字万用表,采用正、反向两次励磁电流聚焦方法测出地磁场的水平分量和垂直分量,进一步确定出地磁场的大小和方向.

关键词: 地磁场, 测量, 励磁电流, 电子比荷测试仪, 数字万用表

Abstract: The horizontal and perpendicular components of geomagnetic field, namely, the magnitude and direction of geomagnetic field are measured by using electron charge-mass ratio testing instrument with digital universal meter measuring the magnitude of current and employing positive-going and reverse exciting current focusing method.

Key words: geomagnetic field, measurement, exciting current, electron charge-mass ratio testing instrument, digital universal meter

中图分类号: 

  • O441.5