Severe haze events with exceedingly high-levels of fine aerosols occur frequently over the
past decades in the North China Plain (NCP), exerting profound impacts on human health …

Chemical ionization mass spectrometry (CIMS) is a powerful tool for on-line characterization
of atmospheric trace species and reveal of new atmospheric oxidation mechanisms. The …

Atmospheric oxidation capacity is the basis for converting freshly emitted substances into
secondary products and is dominated by reactions involving hydroxyl radicals (OH) during …

Particulate nitrate (pNO3–) has often been found to be the major component of fine particles
in urban air-sheds in China, the United States, and Europe during winter haze episodes in …

The heterogeneous hydrolysis of dinitrogen pentoxide (N2O5) is important to understanding
the formation of particulate nitrate (pNO3–). Measurements of N2O5 in the surface layer …

Wintertime in situ measurements of OH, HO 2 and RO 2 radicals and OH reactivity were
made in central Beijing during November and December 2016. Exceptionally elevated NO …

Nocturnal dinitrogen pentoxide (N2O5) heterogeneous chemistry impacts regional air
quality and the distribution and lifetime of tropospheric oxidants. Formed from the oxidation …

Nitrate (NO3-) has become a major component of fine particulate matter (PM2. 5) during
hazy days in China. However, the role of the heterogeneous reactions of dinitrogen …

Particulate nitrate (p NO 3-) is an important component of secondary aerosols in urban
areas. Therefore, it is critical to explore its formation mechanism to assist with the planning of …

Nitrated phenols are a major class of brown carbon in the atmosphere and have adverse
effects on human and plants health. They are emitted from combustion sources or produced …