[HTML][HTML] Global tropospheric halogen (Cl, Br, I) chemistry and its impact on oxidants

X Wang, DJ Jacob, W Downs, S Zhai… - Atmospheric …, 2021‏ - acp.copernicus.org
We present an updated mechanism for tropospheric halogen (Cl+ Br+ I) chemistry in the
GEOS-Chem global atmospheric chemical transport model and apply it to investigate …

[HTML][HTML] The role of chlorine in global tropospheric chemistry

X Wang, DJ Jacob, SD Eastham… - Atmospheric …, 2019‏ - acp.copernicus.org
We present a comprehensive simulation of tropospheric chlorine within the GEOS-Chem
global 3-D model of oxidant–aerosol–halogen atmospheric chemistry. The simulation …

Photodissociation of particulate nitrate as a source of daytime tropospheric Cl2

X Peng, T Wang, W Wang, AR Ravishankara… - Nature …, 2022‏ - nature.com
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 …

Multiphase chemistry controls inorganic chlorinated and nitrogenated compounds in indoor air during bleach cleaning

JM Mattila, PSJ Lakey, M Shiraiwa… - … science & technology, 2020‏ - ACS Publications
We report elevated levels of gaseous inorganic chlorinated and nitrogenated compounds in
indoor air while cleaning with a commercial bleach solution during the House Observations …

Diversity in synthetic perchlorate anion receptors: Challenges and opportunities

T Guchhait, S Roy, M Das, SP Jena - Journal of Molecular Structure, 2023‏ - Elsevier
The present review highlights the synthetic development of structurally diverse receptors for
perchlorate oxyanion. The recognition of tetrahedral perchlorate is important as this anion …

An unexpected large continental source of reactive bromine and chlorine with significant impact on wintertime air quality

X Peng, W Wang, M **a, H Chen… - National science …, 2021‏ - academic.oup.com
Halogen atoms affect the budget of ozone and the fate of pollutants such as hydrocarbons
and mercury. Yet their sources and significances in polluted continental regions are poorly …

Pollution-Derived Br2 Boosts Oxidation Power of the Coastal Atmosphere

M **a, T Wang, Z Wang, Y Chen, X Peng… - Environmental …, 2022‏ - ACS Publications
The bromine atom (Br•) has been known to destroy ozone (O3) and accelerate the
deposition of toxic mercury (Hg). However, its abundance and sources outside the polar …

Chloramines as an important photochemical source of chlorine atoms in the urban atmosphere

C Wang, J Liggio, JJB Wentzell, S Jorga… - Proceedings of the …, 2023‏ - pnas.org
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 …

Anthropogenic short-lived halogens increase human exposure to mercury contamination due to enhanced mercury oxidation over continents

X Fu, X Sun, O Travnikov, Q Li, C Qin… - Proceedings of the …, 2024‏ - pnas.org
Mercury (Hg) is a contaminant of global concern, and an accurate understanding of its
atmospheric fate is needed to assess its risks to humans and ecosystem health. Atmospheric …

Reactive chlorine species advancing the atmospheric oxidation capacities of inland urban environments

W Ma, X Chen, M **a, Y Liu, Y Wang… - Environmental …, 2023‏ - ACS Publications
Chlorine (Cl) radicals from photolabile chlorine species are highly reactive and can affect
the fate of air pollutants in the atmosphere. Although several campaigns have been …