| 空间外差光谱技术及其在大气遥感探测中的应用 |
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| 引用本文： | 施海亮,方勇华,熊伟,罗海燕,吴军.空间外差光谱技术及其在大气遥感探测中的应用[J].大气与环境光学学报,2010,5(6). |
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| 作者姓名： | 施海亮 方勇华 熊伟 罗海燕 吴军 |
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| 作者单位： | 中国科学院安徽光学精密机械研究所中国科学院通用光学定标与表征技术重点实验室,安徽,合肥,230031 |
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| 基金项目： | 中科院知识创新工程重要方向项目(KGCX2-YW-418)资助 |
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| 摘 要： | 基础研究表明大气微量气体成分的精确反演需要超高分辨率光谱数据,空间外差光谱技术是近年来得以迅速发展的新型超光谱分析技术,综合了光栅及傅里叶变换光谱技术的特点。对空间外差光谱技术基本原理进行了分析,阐述了空间外差干涉数据复原光谱信息流程。针对大气主要温室气体CO_2开展空间外差光谱技术在大气遥感探测方面的应用研究,通过地基遥感观测实验,分析空间外差光谱系统的探测灵敏度,验证超光谱数据对大气微量气体浓度变化检测能力。实验表明空间外差光谱技术在大气遥感探测尤其是微量气体成份探测中具有针对性和优越性。
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| 关 键 词： | 空间外差光谱技术 超光谱 大气遥感 CO_2 |
Spatial Heterodyne Spectroscopy and Application in Atmospheric Remote Sensing |
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| SHI Hai-liang,FANG Yong-hua,XIONG Wei,LUO Hai-yan,WU Jun.Spatial Heterodyne Spectroscopy and Application in Atmospheric Remote Sensing[J].Journal of Atmospheric and Environmental Optics,2010,5(6). |
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| Authors: | SHI Hai-liang FANG Yong-hua XIONG Wei LUO Hai-yan WU Jun |
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| Affiliation: | SHI Hai-liang,FANG Yong-hua,XIONG Wei,LUO Hai-yan,WU Jun (Key Laboratory of Optical Calibration and Characterization,Anhui Institute of Optics and Fine Mechanics,Chinese Academy of Sciences,Hefei 230031,China) |
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| Abstract: | Fine retrieval for atmospheric components needs hyper-spectral data in basic researches.Spatial heterodyne spectroscopy(SHS) is a novel technology for analysis of hyper-spectral combing grating with Fourier transform spectroscopy.The basic concept of SHS and the flow of recovering spectrum from SHS fringes are introduced.Aiming at detection of main greenhouse gases such as CO_2,the application of SHS in atmospheric remote sensing is developed.By the ground-based remote sensing experiment,detective sensitivi... |
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| Keywords: | spatial heterodyne spectroscopy hyper-spectral atmospheric remote sensing CO_2 |
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