Characteristics and evolution of brown carbon in western United States wildfires

L Zeng, J Dibb, E Scheuer, JM Katich… - Atmospheric …, 2022 - acp.copernicus.org
Brown carbon (BrC) associated with aerosol particles in western United States wildfires was
measured between July and August 2019 aboard the NASA DC-8 research aircraft during …

Fuel-Type Independent Parameterization of Volatile Organic Compound Emissions from Western US Wildfires

K Sekimoto, MM Coggon, GI Gkatzelis… - Environmental …, 2023 - ACS Publications
Volatile organic compounds (VOCs) emitted from biomass burning impact air quality and
climate. Laboratory studies have shown that the variability in VOC speciation is largely …

A multi-site passive approach to studying the emissions and evolution of smoke from prescribed fires

R El Asmar, Z Li, DJ Tanner, Y Hu… - Atmospheric …, 2024 - acp.copernicus.org
We conducted a 2-year study utilizing a network of fixed sites with sampling throughout an
extended prescribed burning period to characterize the emissions and evolution of smoke …

Complexity in the evolution, composition, and spectroscopy of brown carbon in aircraft measurements of wildfire plumes

RA Washenfelder, L Azzarello, K Ball… - Geophysical …, 2022 - Wiley Online Library
Biomass burning is a major source of light‐absorbing organic aerosol (brown carbon), but its
composition, chemical evolution, and lifetime are not well known. We measured water …

Atmospheric OH reactivity in the western United States determined from comprehensive gas-phase measurements during WE-CAN

W Permar, L **, Q Peng, K O'Dell, E Lill… - Environmental …, 2023 - pubs.rsc.org
Wildfire smoke contains numerous different reactive organic gases, many of which have only
recently been identified and quantified. Consequently, their relative importance as an …

[HTML][HTML] Aerosol size distribution changes in FIREX-AQ biomass burning plumes: the impact of plume concentration on coagulation and OA condensation/evaporation

NA June, AL Hodshire, EB Wiggins… - Atmospheric …, 2022 - acp.copernicus.org
The evolution of organic aerosol (OA) and aerosol size distributions within smoke plumes is
uncertain due to the variability in rates of coagulation and OA condensation/evaporation …

[HTML][HTML] Reconciling the total carbon budget for boreal forest wildfire emissions using airborne observations

KL Hayden, SM Li, J Liggio, MJ Wheeler… - Atmospheric …, 2022 - acp.copernicus.org
Wildfire impacts on air quality and climate are expected to be exacerbated by climate
change with the most pronounced impacts in the boreal biome. Despite the large …

Emissions and atmospheric chemistry of furanoids from biomass burning: Insights from laboratory to atmospheric observations

MN Romanias, MM Coggon, F Al Ali… - ACS Earth and Space …, 2024 - ACS Publications
Furanoids are a class of reactive volatile organic compounds that are major products from
the pyrolysis and combustion of biomass polymers, including cellulose, hemicellulose, and …

Airborne observations constrain heterogeneous nitrogen and halogen chemistry on tropospheric and stratospheric biomass burning aerosol

ZCJ Decker, GA Novak, K Aikin… - Geophysical …, 2024 - Wiley Online Library
Heterogeneous chemical cycles of pyrogenic nitrogen and halides influence tropospheric
ozone and affect the stratosphere during extreme Pyrocumulonimbus (PyroCB) events. We …

Photochemical evolution of the 2013 California Rim Fire: synergistic impacts of reactive hydrocarbons and enhanced oxidants

GM Wolfe, TF Hanisco, HL Arkinson… - Atmospheric …, 2021 - acp.copernicus.org
Large wildfires markedly alter regional atmospheric composition, but chemical complexity
challenges model predictions of downwind impacts. Here, we elucidate key facets of gas …