<正>The long-path differential optical absorption spectroscopy(LP-DOAS)technique was developed to mea- sure nighttime atmospheric nitrate radical(NO_3)concentrations.An optimized retrieval method,resulting in a small residual structure and low detection limits,was developed to retrieve NO_3.The time series of the NO_3 concentration were collected from 17 to 24 March,2006,where a nighttime average value of 15.8 ppt was observed.The interfering factors and errors are also discussed.These results indicate that ...
【英文摘要】
The long-path differential optical absorption spectroscopy(LP-DOAS)technique was developed to mea- sure nighttime atmospheric nitrate radical(NO_3)concentrations.An optimized retrieval method,resulting in a small residual structure and low detection limits,was developed to retrieve NO_3.The time series of the NO_3 concentration were collected from 17 to 24 March,2006,where a nighttime average value of 15.8 ppt was observed.The interfering factors and errors are also discussed.These results indicate that the...
【更新日期】
2007-10-22
【分类号】
P427.1
【正文快照】
1 .Introduetion The nitrate radieal(NO3)pl盯5 an important role as a eatalyst within the eomplex nighttime atmo- spherie ehemieal systom(Platt et al.，1990，2002; Geyer et al.，1999，2001，2003;Allan et al.，1999). Due to its high reaetivity and low atmos
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