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Systematic low bias of passive samplers in characterizing nitrogen isotopic composition of atmospheric ammonia 期刊论文
, 2020, 卷号: 243
作者:  Pan Y.;  Gu M.;  Song L.;  Tian S.;  Wu D.;  Walters W.W.;  Yu X.;  Lü X.;  Ni X.;  Wang Y.;  Cao J.;  Liu X.;  Fang Y.;  Wang Y.
收藏  |  浏览/下载：20/0  |  提交时间：2020/07/28
Air quality  Isotopes  Mass transfer  Atmospheric ammonia  Atmospheric environment  Collection methods  Correction factors  Environmental conditions  Isotope fractionation  Nitrogen isotopic  Reference method  Ammonia  air quality  ammonia  atmospheric chemistry  concentration (composition)  error correction  isotopic composition  mass transfer  nitrogen isotope  pollution monitoring  source apportionment  Beijing [Beijing (ADS)]  Beijing [China]  China  
A new approach of the normalization relationship between PM2.5 and visibility and the theoretical threshold, a case in north China 期刊论文
, 2020, 卷号: 245
作者:  Wu X.;  Xin J.;  Zhang X.;  Klaus S.;  Wang Y.;  Wang L.;  Wen T.;  Liu Z.;  Si R.;  Liu G.;  Zhao L.;  Wang S.;  Fan G.;  Gao W.
收藏  |  浏览/下载：37/0  |  提交时间：2020/07/28
Nitrogen compounds  Pollution  Sulfur compounds  Correlation coefficient  Elemental carbon  Extinction coefficients  Inflection points  Mathematical calculations  Mean concentrations  Min-max normalizations  Physical parameters  Visibility  atmospheric pollution  concentration (composition)  elemental carbon  organic matter  particulate matter  source apportionment  threshold  visibility  China