HELMHOLTZ RESONANCE EFFECT IN PHOTOACOUSTIC CELLS

被引:57
作者
FERNELIUS, NC
机构
[1] University of Dayton, Research Institute, Dayton, OH
来源
APPLIED OPTICS | 1979年 / 18卷 / 11期
关键词
D O I
10.1364/AO.18.001784
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Some types of photoacoustic spectroscopy sample cells exhibit acoustic resonances which are not explained by organ pipe or Bessel mode analysis. It is demonstrated here that one type of acoustic resonance encountered is explained by a Helmholtz resonator analysis. Its properties are studied as a function of the dimensions of the channel connecting the sample chamber and the microphone housing chamber. © 1979 Optical Society of America.
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页码:1784 / 1787
页数:4
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