Organic peroxides in aerosol: key reactive intermediates for multiphase processes in the atmosphere

S Wang, Y Zhao, AWH Chan, M Yao, Z Chen… - Chemical …, 2023 - ACS Publications
Organic peroxides (POs) are organic molecules with one or more peroxide (− O–O−)
functional groups. POs are commonly regarded as chemically labile termination products …

Criegee intermediates and their impacts on the troposphere

MAH Khan, CJ Percival, RL Caravan… - … Science: Processes & …, 2018 - pubs.rsc.org
Criegee intermediates (CIs), carbonyl oxides formed in ozonolysis of alkenes, play key roles
in the troposphere. The decomposition of CIs can be a significant source of OH to the …

Criegee intermediates: production, detection and reactivity

R Chhantyal-Pun, MAH Khan, CA Taatjes… - … Reviews in Physical …, 2020 - Taylor & Francis
In the context of tropospheric chemistry, Criegee intermediates denote carbonyl oxides with
biradical/zwitterionic character (R1R2COO) that form during the ozonolysis of alkenes. First …

Criegee intermediate reactions with carboxylic acids: A potential source of secondary organic aerosol in the atmosphere

R Chhantyal-Pun, B Rotavera… - ACS Earth and Space …, 2018 - ACS Publications
Trace atmospheric concentrations of carboxylic acids have a potent effect upon the
environment, where they modulate aqueous chemistry and perturb Earth's radiative balance …

Ozonolysis can produce long-lived greenhouse gases from commercial refrigerants

MR McGillen, ZTP Fried, MAH Khan… - Proceedings of the …, 2023 - National Acad Sciences
Hydrofluoroolefins are being adopted as sustainable alternatives to long-lived fluorine-and
chlorine-containing gases and are finding current or potential mass-market applications as …

AtmoSpec–A Tool to Calculate Photoabsorption Cross-Sections for Atmospheric Volatile Organic Compounds

D Hollas, BFE Curchod - The Journal of Physical Chemistry A, 2024 - ACS Publications
Characterizing the photolysis processes undergone by transient volatile organic compounds
(VOCs) in the troposphere requires the knowledge of their photoabsorption cross-section …

Calculating photoabsorption cross-sections for atmospheric volatile organic compounds

A Prlj, E Marsili, L Hutton, D Hollas… - ACS Earth and Space …, 2021 - ACS Publications
Characterizing the photochemical reactivity of transient volatile organic compounds (VOCs)
in our atmosphere begins with a proper understanding of their abilities to absorb sunlight …

Radical formation by fine particulate matter associated with highly oxygenated molecules

H Tong, Y Zhang, A Filippi, T Wang, C Li… - Environmental …, 2019 - ACS Publications
Highly oxygenated molecules (HOMs) play an important role in the formation and evolution
of secondary organic aerosols (SOA). However, the abundance of HOMs in different …

Fates of organic hydroperoxides in atmospheric condensed phases

S Enami - The Journal of Physical Chemistry A, 2021 - ACS Publications
The fates of organic hydroperoxides (ROOHs) in atmospheric condensed phases are key to
understanding the oxidative and toxicological potentials of particulate matter. Recently …

Kinetics of the Reactions between the Criegee Intermediate CH2OO and Alcohols

SV Tadayon, ES Foreman, C Murray - The Journal of Physical …, 2017 - ACS Publications
Reactions of the simplest Criegee intermediate (CH2OO) with a series of alcohols have
been studied in a flash photolysis flow reactor. Laser photolysis of diiodomethane at 355 nm …