| 对FD-NST-I型液体表面张力系数测量仪的改进 |
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| 引用本文： | 代伟.对FD-NST-I型液体表面张力系数测量仪的改进[J].物理实验,2011,31(10). |
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| 作者姓名： | 代伟 |
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| 作者单位： | 西华师范大学物理与电子信息学院,四川,南充,637002 |
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| 摘 要： | 根据吊环法测量液体表面张力系数实验原理,针对现有的FD-NST-1型液体表面张力系数测量仪的不足进行改进.另外在仪器上增加样品加热装置,可以对不同温度下的液体表面张力系数进行测量.通过实验对比得出:改进后的实验装置操作方便、实验误差小,重复性好.
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| 关 键 词： | 表面张力系数 吊环法 改进 |
Improvement on FD-NST-I liquid surface tension coefficient measuring instrument |
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| DAI Wei.Improvement on FD-NST-I liquid surface tension coefficient measuring instrument[J].Physics Experimentation,2011,31(10). |
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| Authors: | DAI Wei |
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| Institution: | DAI Wei (College of Physical and Electronic Information,China West Normal University,Nanchong 637002,China) |
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| Abstract: | FD-NST-I liquid surface tension coefficient measuring instrument was improved according to the principles of suspension loop method.A sample heating device was added on the instrument in order to measure the temperature dependence of liquid surface tension coefficient.The experimental results showed that the improved instrument had the advantages of easy operation,small experimental error,good repeatability and wide suitability. |
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| Keywords: | surface tension coefficient suspension loop law improvement |
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