华东师范大学学报(自然科学版) ›› 2003, Vol. 2003 ›› Issue (4): 53-59.

• 论文 • 上一篇    下一篇

用全息干涉计量法测材料的线膨胀系数

周嘉源;江一德,宦强;胡世轮;王小铭;戴惠英   

  1. 华东师范大学 物理系,上海 200062
  • 收稿日期:2003-07-03 修回日期:2003-09-25 出版日期:2003-12-25 发布日期:2003-12-25

The Experimental Measurment of the Material Linear Expansive Coefficient with the Holographic Interferometry Method

ZHOU Jia-yuan; JIANG Yi-de; HUAN Qiang; HU Shi-lun; WANG Xiaoming; DAI Hui-ying   

  1. Department of Physics,East China Normal University,Shanghai 200062,China
  • Received:2003-07-03 Revised:2003-09-25 Online:2003-12-25 Published:2003-12-25

摘要: 该文介绍了全息干涉计量法测材料的线膨胀系数的实验原理和实验装置。并对具体的样品进行了实验测量,取得了初步的结果,并采取了进一步改进实验、减少实验误差的措施。对全息干涉计量方法的此类应用进行了有益的尝试。

关键词: 全息干涉计量法, 两次曝光, 线膨胀系数, 微小位移, 柱状电加热器, 全息干涉计量法, 两次曝光, 线膨胀系数, 微小位移, 柱状电加热器

Abstract: This article introduced the experiment theorem and device of calculating the material linear expansive coefficient with the holographic interferometry.We obtained the first stept result and adopt forward the further improvement of the experiment and the method to decrease experiment error.The experiment is a new application of holographic interferometry to this field.

Key words: double exposure, linear expansive coefficient, small displacement, columnar electric heater, holographic interferometry, double exposure, linear expansive coefficient, small displacement, columnar electric heater