| 光声光谱技术中斩光频率对光声信号影响的研究 |
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| 引用本文： | 王新锋,吴次南,周章渝,董昌文,汪红,宋洪庆,吴学科. 光声光谱技术中斩光频率对光声信号影响的研究[J]. 贵州大学学报(自然科学版), 2007, 24(4): 360-361,379 |
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| 作者姓名： | 王新锋 吴次南 周章渝 董昌文 汪红 宋洪庆 吴学科 |
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| 作者单位： | 贵州大学理学院物理系;贵州大学信息学院,贵州,贵阳,550025;贵州民族学院;贵州大学理学院物理系;贵州民族学院 |
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| 基金项目： | 贵州省自然科学基金项目，省高层次人才项目资助 |
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| 摘 要： | 利用低温光声光谱检测系统,对相对光声信号幅值随斩波器斩光频率的变化进行研究分析,同时,对低温情况下(液氮)两者间的关系也进行探索。
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| 关 键 词： | 光声信号幅值 斩光频率 低温 |
| 文章编号： | 1000-5269（2007）04-0360-02 |
| 修稿时间： | 2007-06-01 |
In The Photoacoustic Spectrum Technology Modulation Frequency To The Photoacoustic Signal Influence Research |
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| WANG Xin-feng,WU Ci-nan,ZHOU Zhang-yu,DONG Chang-wen,WANG Hong,SONG Hong-qing,WU Xue-ke. In The Photoacoustic Spectrum Technology Modulation Frequency To The Photoacoustic Signal Influence Research[J]. Journal of Guizhou University(Natural Science), 2007, 24(4): 360-361,379 |
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| Authors: | WANG Xin-feng WU Ci-nan ZHOU Zhang-yu DONG Chang-wen WANG Hong SONG Hong-qing WU Xue-ke |
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| Affiliation: | 1. Department of Physics, Guizhou University,Guiyang,Guizhou 550025,China; 2. Guizhou National College, Guiyang,Guizhou 550025,China; 3. College of Information, Guizhou University, Guiyang, Guizhou 550025, China |
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| Abstract: | Modulation frequency using the low temperature photoacoustic spectrum examination system to the relative photoacoustic signal peak-to-peak value along with the chopper change to carry on the research analysis,simultaneously,(fluid nitrogen) two relations has also carried on the new exploration to the low temperature situation in. |
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| Keywords: | photoacoustic spectrum modulation frequency low temperature |
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