Chemistry of atmospheric brown carbon

A Laskin, J Laskin, SA Nizkorodov - Chemical reviews, 2015 - ACS Publications
Organic carbon (OC) accounts for a large fraction of atmospheric aerosol and has profound
effects on air quality, atmospheric chemistry, and climate forcing. The molecular composition …

Heterogeneous photochemistry in the atmosphere

C George, M Ammann, B D'Anna… - Chemical …, 2015 - ACS Publications
1. BACKGROUND 1.1. Why Condensed Matter Matters: Types and Significance of
Condensed Matter and Surfaces Encountered in the Atmospheric Environment The …

On the stratospheric chemistry of midlatitude wildfire smoke

S Solomon, K Dube, K Stone, P Yu… - Proceedings of the …, 2022 - National Acad Sciences
Massive Australian wildfires lofted smoke directly into the stratosphere in the austral summer
of 2019/20. The smoke led to increases in optical extinction throughout the midlatitudes of …

Quantification of organic aerosol and brown carbon evolution in fresh wildfire plumes

BB Palm, Q Peng, CD Fredrickson… - Proceedings of the …, 2020 - National Acad Sciences
The evolution of organic aerosol (OA) and brown carbon (BrC) in wildfire plumes, including
the relative contributions of primary versus secondary sources, has been uncertain in part …

Aging of atmospheric brown carbon aerosol

RF Hems, EG Schnitzler, C Liu-Kang… - ACS Earth and Space …, 2021 - ACS Publications
Emitted by numerous primary sources and formed by secondary sources, atmospheric
brown carbon (BrC) aerosol is chemically complex. As BrC aerosol ages in the atmosphere …

Evaluation of the absorption Ångström exponents for traffic and wood burning in the Aethalometer-based source apportionment using radiocarbon measurements of …

P Zotter, H Herich, M Gysel, I El-Haddad… - Atmospheric …, 2017 - acp.copernicus.org
Equivalent black carbon (EBC) measured by a multi-wavelength Aethalometer can be
apportioned to traffic and wood burning. The method is based on the differences in the …

Optical properties of secondary organic aerosols and their changes by chemical processes

T Moise, JM Flores, Y Rudich - Chemical reviews, 2015 - ACS Publications
1. INTRODUCTION Atmospheric aerosols play a key role in the Earth's atmosphere.
Aerosols influence cloud formation and their lifetime, they affect the distribution and amount …

Molecular chemistry of atmospheric brown carbon inferred from a nationwide biomass burning event

P Lin, N Bluvshtein, Y Rudich… - Environmental …, 2017 - ACS Publications
Lag Ba'Omer, a nationwide bonfire festival in Israel, was chosen as a case study to
investigate the influence of a major biomass burning event on the light absorption properties …

Molecular characterization of brown carbon in biomass burning aerosol particles

P Lin, PK Aiona, Y Li, M Shiraiwa, J Laskin… - Environmental …, 2016 - ACS Publications
Emissions from biomass burning are a significant source of brown carbon (BrC) in the
atmosphere. In this study, we investigate the molecular composition of freshly emitted …

Evolution of brown carbon in wildfire plumes

H Forrister, J Liu, E Scheuer, J Dibb… - Geophysical …, 2015 - Wiley Online Library
Particulate brown carbon (BrC) in the atmosphere absorbs light at subvisible wavelengths
and has poorly constrained but potentially large climate forcing impacts. BrC from biomass …