Multiphase oxidation of sulfur dioxide in aerosol particles: Implications for sulfate formation in polluted environments
Atmospheric oxidation of sulfur dioxide (SO2) forms sulfate-containing aerosol particles that
impact air quality, climate, and human and ecosystem health. It is well-known that in-cloud …
impact air quality, climate, and human and ecosystem health. It is well-known that in-cloud …
The anthropogenic salt cycle
SS Kaushal, GE Likens, PM Mayer… - Nature Reviews Earth & …, 2023 - nature.com
Increasing salt production and use is shifting the natural balances of salt ions across Earth
systems, causing interrelated effects across biophysical systems collectively known as …
systems, causing interrelated effects across biophysical systems collectively known as …
Chloramines as an important photochemical source of chlorine atoms in the urban atmosphere
Monochloramine, dichloramine and trichloramine (NH2Cl, NHCl2, NCl3) are measured in
the ambient atmosphere, in downtown Toronto in summer (median 39, 15 and 2.8 ppt) and …
the ambient atmosphere, in downtown Toronto in summer (median 39, 15 and 2.8 ppt) and …
Photodissociation of particulate nitrate as a source of daytime tropospheric Cl2
Chlorine atoms (Cl) are highly reactive and can strongly influence the abundances of
climate and air quality-relevant trace gases. Despite extensive research on molecular …
climate and air quality-relevant trace gases. Despite extensive research on molecular …
Global emissions of hydrogen chloride and particulate chloride from continental sources
Gaseous and particulate chlorine species play an important role in modulating tropospheric
oxidation capacity, aerosol water uptake, visibility degradation, and human health. The lack …
oxidation capacity, aerosol water uptake, visibility degradation, and human health. The lack …
Daytime Atmospheric Halogen Cycling through Aqueous-Phase Oxygen Atom Chemistry
EZ Dalton, EH Hoffmann, T Schaefer… - Journal of the …, 2023 - ACS Publications
Halogen atoms are important atmospheric oxidants that have unidentified daytime sources
from photochemical halide oxidation in sea salt aerosols. Here, we show that the photolysis …
from photochemical halide oxidation in sea salt aerosols. Here, we show that the photolysis …
High chlorine concentrations in an unconventional oil and gas development region and impacts on atmospheric chemistry
Growth in unconventional oil and gas development (UOGD) in the United States has
increased airborne emissions, raising environmental and human health concerns. To …
increased airborne emissions, raising environmental and human health concerns. To …
[HTML][HTML] Source identification of the elemental fraction of particulate matter using size segregated, highly time-resolved data and an optimized source apportionment …
M Manousakas, M Furger, KR Daellenbach… - Atmospheric …, 2022 - Elsevier
Source emissions with high covariance degrade the performance of multivariate models,
and often highly-time resolved data is needed to accurately extract the contribution of …
and often highly-time resolved data is needed to accurately extract the contribution of …
Factors influencing aerosol and precipitation ion chemistry in urban background of Moscow megacity
A Zappi, O Popovicheva, L Tositti, M Chichaeva… - Atmospheric …, 2023 - Elsevier
In-depth study of aerosol and precipitation ion chemistry was carried out in order to cover an
existing data gap in the seasonal-dependent ionic data in Moscow urban background …
existing data gap in the seasonal-dependent ionic data in Moscow urban background …
Impact of Molecular Chlorine Production from Aerosol Iron Photochemistry on Atmospheric Oxidative Capacity in North China
Elevated levels of atmospheric molecular chlorine (Cl2) have been observed during the
daytime in recent field studies in China but could not be explained by the current chlorine …
daytime in recent field studies in China but could not be explained by the current chlorine …