Composition and size distribution of airborne particulate PAHs and oxygenated PAHs in two Chinese megacities
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- 作者：Yanqin Rena ; b ; Bianhong Zhoua ; ; Jun Taoc ; Junji Caoa ; Zhisheng Zhangc ; Can Wua ; b ; Jiayuan Wanga ; b ; Jianjun Lia ; Lu Zhanga ; b ; Yanni Hana ; b ; Lang Liua ; b ; Cong Caoa ; b ; Gehui Wanga ; d ; e ; bhz620@163.com" class="auth_mail" title="E-mail the corresponding author ; wanggh@ieecas.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：Molecular composition ; Size distribution ; Source and formation ; Toxicity ; Historical comparison
- 刊名：Atmospheric Research
- 出版年：2017
- 出版时间：1 January 2017
- 年：2017
- 卷：183
- 期：Complete
- 页码：322-330
- 全文大小：1455 K
文摘
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Size-resolved PAHs and OPAHs in China were measured.
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4-/5-ring PAHs dominate in winter, while 5-/6-ring PAHs dominate in summer.
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BaP/BeP ratios indicate current atmosphere of China more oxidative.
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PAHs and OPAHs in 2013 decreased by 50–90% compared to those in 2003