| 激光诱导击穿光谱(LIBS)光谱诊断与元素分析及激光功率、入射角度以及测试足巨离的改变对结果影响 |
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| 作者姓名： | Zhai Y Zhu RH Shen H Gu JL |
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| 作者单位： | 1. 南京理工大学电子工程与光电技术学院,江苏南京,210094
2. 南京理工大学弹道国防科技重点实验室,江苏南京,210094 |
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| 基金项目： | 国家(863计划)项目; 国家重点实验室基金项目(9140C300101080C30)资助 |
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| 摘 要： | 激光诱导击穿光谱法(LIBS)在精准识别该样品元素的组成成分和含量的同时,也可以得到该特征元素等离子体的电子温度、粒子旋转温度等相关光谱诊断参数.该方法非接触式、低损伤阈值,借助高速高分辨率响应的CCD探测元件更可以实现实时动态测量.文章基于LIBS的相关原理,对一块事先标定好元素成分的合金进行光谱诊断的同时,发现在改...
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| 关 键 词： | 激光诱导击穿光谱(LIBS) 等离子体 光电探测器 电子温度 |
Influence of laser power and incident angle as well as testing distance on laser inducted breakdown spectroscopy (LIBS) technology for spectroscopy diagnosis and multi-element analysis |
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| Zhai Y,Zhu RH,Shen H,Gu JL.Influence of laser power and incident angle as well as testing distance on laser inducted breakdown spectroscopy (LIBS) technology for spectroscopy diagnosis and multi-element analysis[J].Spectroscopy and Spectral Analysis,2011,31(10):2634-2638. |
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| Authors: | Zhai Yang Zhu Ri-Hong Shen Hua Gu Jin-Liang |
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| Institution: | ZHAI Yang1,ZHU Ri-hong1*,SHEN Hua1,GU Jin-liang21.School of Electronic Engineering and Photoelectric Technology,Nanjing University of Science & Technology,Nanjing 210094,China2.National Defence Research Laboratory of Ballistic Trajectory,Nanjing210094,China |
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| Abstract: | Laser inducted breakdown spectroscopy(LIBS) technology has been used widely for the multi-element analysis of different samples and also an effective way to realize the spectroscopy diagnosis applied to calculating the electron temperature and vibration-rotation temperature etc of some certain elements.It is a highly effective measurement for its non-contact and nondestructive on-line analysis with the help of a high-speed response CCD camera.In the present paper,the authors tested an alley though LIBS tech... |
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| Keywords: | Laser inducted breakdown spectroscopy(LIBS) Plasma Photodetector Electron temperature |
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