Chemical Composition of Acid Fog
Chemical Composition of Acid Fog
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DOI:
10.1126/science.218.4573.677
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发表时间:
1982-11
期刊:
影响因子:
56.9
通讯作者:
J. Waldman;J. W. Munger;D. Jacob;R. Flagan;J. J. Morgan-J.;M. Hoffmann
中科院分区:
文献类型:
--
作者:
J. Waldman;J. W. Munger;D. Jacob;R. Flagan;J. J. Morgan-J.;M. Hoffmann
Fog water collected at three sites in Los Angeles and Bakersfield, California, was found to have higher acidity and higher concentrations of sulfate, nitrate, and ammonium than previously observed in atmospheric water droplets. The pH of the fog water was in the range of 2.2 to 4.0. The dominant processes controlling the fog water chemistry appear to be the condensation and evaporation of water vapor on preexisting aerosol and the scavenging of gas-phase nitric acid.