Articles | Volume 16, issue 18
https://doi.org/10.5194/acp-16-11635-2016
https://doi.org/10.5194/acp-16-11635-2016
Research article
 | 
20 Sep 2016
Research article |  | 20 Sep 2016

Source apportionment of atmospheric ammonia before, during, and after the 2014 APEC summit in Beijing using stable nitrogen isotope signatures

Yunhua Chang, Xuejun Liu, Congrui Deng, Anthony J. Dore, and Guoshun Zhuang

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Short summary
First, we establish a pool of isotopic signatures (δ15N–NH3) for the major NH3 emission sources in China. Second, we demonstrated that the isotopic source signatures of NH3 represent an emerging tool for partitioning NH3 sources in urban atmospheres.
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