Journal of Atmospheric and Environmental Optics ›› 2018, Vol. 13 ›› Issue (5): 342-354.

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Research Progress of Water Vapour Continuum in the Infrared Spectral Regions

MA Hongliang1, 2, SUN Mingguo2, WU Yiheng1, WANG Zhendong1, CAO Zhensong2*   

  1. (1 School of Physics and Electrical Engineering, Anqing Normal university, Anqing 246133; 
    2 Key Laboratory of Atmospheric Composition and Optical Radiation, Chinese Academy Sciences, Hefei 230031)
  • Online:2018-09-28 Published:2018-09-28
  • About author:马宏亮(1987-),男,山东济宁人,博士,讲师,主要从事大气分子高分辨率吸收光谱特性方面的研究。
  • Supported by:

    Supported by National Natural Science Foundation of China (国家自然科学基金, 41805014),Youth Foundation for Innovation and Promotion of the Chinese Academy of Sciences,(中国科学院青年创新促进会基金 2015264)

Abstract:

The infrared spectrum of water vapor is made up of strongly absorbing bands and many transparent ‘windows’ between these bands. The water vapour continuum in these same spectral regions is of particular importance for the Earth’s radiation budget and for remote sensing techniques that exploit these windows. Historically, most attention has focused on the mid-infrared atmospheric window, but there have been many fewer reports within bands and in the near-infrared spectral region. In addition, the causes of the continuum remain a subject of controversy. The history and recent developments of the causes of the continuum and calculation models were briefly reviewed. The advantages and disadvantages of several experiment methods were discussed. The possible future directions were given.

Key words: infrared spectrum, water vapour, continuum, radiation budget, remote-sensing

CLC Number: