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  1. No Access

    Article

    An experimental study on absorption properties of NO, NO2, NH3, CO2 and H2O by using line-tunable co laser

    Measurements of absorption properties of some gases in the atmosphere were made by using CO line-tunable laser. Experimental equipment and method are briefly described. Absorption coefficients of NO, NO2, NH3, CO

    Gengchen Wang, Qinxin Kong in Advances in Atmospheric Sciences (1984)

  2. No Access

    Chapter and Conference Paper

    Determination of Trace Gas Concentration in the Atmosphere by Using an Infrared Laser

    Absorption coefficients of many species at some CO and CO2 laser lines were obtained from spectral tansmittances which are measured by using the ratio of the measuring and controlling beams. Based on the obtained...

    Wang Gengchen, Kong Qinxin in Atmospheric Radiation (1987)

  3. No Access

    Article

    A study on NO and NO2 absorption properties by using line-tunable CO laser

    The absorption properties of NO in 5.2 μm band and NO2 in 6.2 μm band are measured for some definite wavelengths by using line-tunable CO laser and long-path absorption cell. The absorption coefficients for 49 CO...

    Wang Gengchen, Kong Qinxin in Advances in Atmospheric Sciences (1987)

  4. No Access

    Article

    Establishing a ultraviolet radiation observational network and enhancing the study on ultraviolet radiation

    On the basis of analyzing observational data on solar radiation, meteorological parameters, and total ozone amount for the period of January 1990 to December 1991 in the Bei**g area, an empirical calculation ...

    Bai Jianhui, Wang Gengchen in Advances in Atmospheric Sciences (2003)

  5. No Access

    Article

    Ultraviolet radiation in overcast sky at the surface

    Based on the analysis of one year of observation data of solar radiation at the ground in Bei**g in 1990, a simple empirical formula for calculating UV radiation in overcast sky is established. The formula isQuv

    Bai Jianhui, Wang Gengchen, Hu Fei in Advances in Atmospheric Sciences (2003)

  6. No Access

    Article

    Black carbon particles in the urban atmosphere in Bei**g

    A study of the concentration of black carbon particles and its variation in the urban atmosphere has been carried out since 1996 in the Bei**g area. The measurements were done in the late autumn and early win...

    Wang Gengchen, Bai Jianhui, Kong Qinxin… in Advances in Atmospheric Sciences (2005)

  7. No Access

    Article

    Long-Term Trends of Carbon Monoxide Total Columnar Amount in Urban Areas and Background Regions: Ground- and Satellite-based Spectroscopic Measurements

    A comparative study was carried out to explore carbon monoxide total columnar amount (CO TC) in background and polluted atmosphere, including the stations of ZSS (Zvenigorod), ZOTTO (Central Siberia), Peterhof...

    Pucai Wang, N. F. Elansky, Yu. M. Timofeev… in Advances in Atmospheric Sciences (2018)

  8. No Access

    Article

    Deriving Temporal and Vertical Distributions of Methane in **anghe Using Ground-based Fourier Transform Infrared and Gas-analyzer Measurements

    Methane (CH4) is one of the most important greenhouse gases in the atmosphere, making it worthwhile to study its temporal and vertical distributions in source areas, e.g., North China. For this purpose, a ground-...

    Denghui Ji, Minqiang Zhou, Pucai Wang, Yang Yang… in Advances in Atmospheric Sciences (2020)

  9. Article

    Erratum to: Deriving Temporal and Vertical Distributions of Methane in **anghe Using Ground-based Fourier Transform Infrared and Gas-analyzer Measurements

    Denghui Ji, Minqiang Zhou, Pucai Wang, Yang Yang… in Advances in Atmospheric Sciences (2024)

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