Abstract:HONO sources (i.e., HONO emissions, homogeneous gas-phase production and heterogeneous reaction production), HONO simulations, and the impacts of the HONO sources on regional or global air quality were reviewed. Reaction of photoexcited NO2 with water vapor contributed much to HONO formation in elevated NOx emission areas but the accurate reaction rate needs to be quantified. Heterogeneous formation of HONO on wet surfaces could be the key source of HONO, which was supported by air quality model simulations. The photosensitized NO2 reduction on soot is possibly a large contributor to HONO concentrations in high soot emission areas but the related field studies are required. Observations of HONO emissions from soil are very limited and urgently needed.
安俊岭, 李颖, 汤宇佳, 陈勇, 屈玉. HONO来源及其对空气质量影响研究进展[J]. 中国环境科学, 2014, 34(2): 273-281.
AN Jun-Ling, LI Ying, TANG Yu-Jia, CHEN Yong, QU Yu. Advances in HONO sources, HONO simulations, and the impacts of the HONO sources on regional or global air quality. CHINA ENVIRONMENTAL SCIENCECE, 2014, 34(2): 273-281.