| 被动多轴差分吸收光谱技术监测大气NO_2垂直廓线研究 |
| |
| 引用本文： | 周海金,刘文清,司福祺,谢品华,徐晋,窦科.被动多轴差分吸收光谱技术监测大气NO_2垂直廓线研究[J].光学学报,2011(11). |
| |
| 作者姓名： | 周海金 刘文清 司福祺 谢品华 徐晋 窦科 |
| |
| 作者单位： | 中国科学技术大学精密机械与精密仪器系;中国科学院安徽光学精密机械研究所环境光学与技术重点实验室; |
| |
| 基金项目： | 国家自然科学基金(40805015); 安徽省优秀青年科技基金(10040606Y28)资助课题 |
| |
| 摘 要： | 痕量气体垂直廓线的监测,对大气污染研究具有重要意义。介绍了被动多轴差分吸收光谱(MAX-DOAS)技术监测痕量气体垂直廓线的光学遥感方法。研究中MAX-DOAS测量多个角度的斜柱浓度、结合大气辐射传输模型,利用最优估算法反演出痕量气体垂直廓线,并对最优估算法参数选取和反演评估进行了详细描述。将该技术应用于合肥地区NO2垂直廓线的监测:通过与长光程差分吸收光谱仪的测量结果对比,相关系数达到0.80。该技术为大气环境立体监测提供了一种简便的方法。
|
| 关 键 词： | 环境光学 被动多轴差分吸收光谱(MAX-DOAS) 最优估算法 NO2 垂直廓线 |
Retrieval of Atmospheric NO_2 Vertical Profile from Multi-Axis Differential Optical Absorption Spectroscopy |
| |
| Zhou Haijin, Liu Wenqing Si Fuqi Xie Pinhua Xu Jin Dou Ke.Retrieval of Atmospheric NO_2 Vertical Profile from Multi-Axis Differential Optical Absorption Spectroscopy[J].Acta Optica Sinica,2011(11). |
| |
| Authors: | Zhou Haijin Liu Wenqing Si Fuqi Xie Pinhua Xu Jin Dou Ke |
| |
| Institution: | Zhou Haijin1,2 Liu Wenqing2 Si Fuqi2 Xie Pinhua2 Xu Jin2 Dou Ke2 1 Department of Precision Machinery and Precision Instrumentation,University of Science and Technology of China,Hefei,Anhui 230026,China 2 Key Laboratory of Environmental Optics and Technology,Anhui Institute of Optics and Fine Mechanics,Chinese Academy of Sciences,Anhui 230031,China |
| |
| Abstract: | Measurement of trace-gas vertical profile is very important for research of atmospheric pollution.The multi-axis differential optical absorption spectroscopy(MAX-DOAS) is used on trace-gas profile monitoring.Combing with radiative transfer models,trace gas vertical profile is derived from slant column densities of several elevation angles of MAX-DOAS with optimal estimation method.The parameters setup of retrieval algorithm and the characterization of the retrieval has been described in detail.MAX-DOAS is u... |
| |
| Keywords: | environmental optics multi-axis differential optical absorption spectroscopy(MAX-DOAS) optimal estimation method NO2 vertical profile |
| 本文献已被 CNKI 等数据库收录！ |
