Brownness of organics in aerosols from biomass burning linked to their black carbon content

R Saleh, ES Robinson, DS Tkacik, AT Ahern, S Liu… - Nature …, 2014 - nature.com
Atmospheric particulate matter plays an important role in the Earth's radiative balance. Over
the past two decades, it has been established that a portion of particulate matter, black …

Atmospheric photooxidation diminishes light absorption by primary brown carbon aerosol from biomass burning

BJ Sumlin, A Pandey, MJ Walker… - … & Technology Letters, 2017 - ACS Publications
Light-absorbing organic aerosols, optically defined as brown carbon (BrC), have been
shown to strongly absorb short visible solar wavelengths and significantly impact Earth's …

Brown carbon in the continental troposphere

J Liu, E Scheuer, J Dibb, LD Ziemba… - Geophysical …, 2014 - Wiley Online Library
Little is known about the optical significance of light absorbing particulate organic
compounds (ie, brown carbon, BrC), including the importance relative to black carbon (BC) …

Top-of-atmosphere radiative forcing affected by brown carbon in the upper troposphere

Y Zhang, H Forrister, J Liu, J Dibb, B Anderson… - Nature …, 2017 - nature.com
Carbonaceous aerosols affect the global radiative balance by absorbing and scattering
radiation, which leads to warming or cooling of the atmosphere, respectively. Black carbon is …

The brown–black continuum of light-absorbing combustion aerosols

R Saleh, Z Cheng, K Atwi - Environmental Science & Technology …, 2018 - ACS Publications
Brown carbon (BrC) exhibits highly variable light-absorption properties, with the imaginary
part of the refractive indices (k) varying over several orders of magnitude. This poorly …

Global measurements of brown carbon and estimated direct radiative effects

L Zeng, A Zhang, Y Wang, NL Wagner… - Geophysical …, 2020 - Wiley Online Library
Brown carbon (BrC) is an organic aerosol material that preferentially absorbs light of shorter
wavelengths. Global‐scale radiative impacts of BrC have been difficult to assess due to the …

Effect of heterogeneous oxidative aging on light absorption by biomass burning organic aerosol

EC Browne, X Zhang, JP Franklin… - Aerosol Science and …, 2019 - Taylor & Francis
Light-absorbing organic aerosol (brown carbon, BrC) impacts the radiative balance of the
earth's atmosphere; however, the magnitude of this impact is poorly constrained due to …

[HTML][HTML] Refractive index and absorption attribution of highly absorbing brown carbon aerosols from an urban Indian City-Kanpur

PM Shamjad, SN Tripathi, NM Thamban, H Vreeland - Scientific reports, 2016 - nature.com
Atmospheric aerosols influence Earth's radiative balance, having both warming and cooling
effects. Though many aerosols reflect radiation, carbonaceous aerosols such as black …

Light absorption by brown carbon in the southeastern United States is pH-dependent

SM Phillips, AD Bellcross, GD Smith - Environmental Science & …, 2017 - ACS Publications
Light-absorbing organic material, or “brown carbon”(BrC), can significantly influence the
effect that aerosols have on climate. Here, we investigate how changing pH affects the …

Light absorption by organic carbon from wood combustion

Y Chen, TC Bond - Atmospheric Chemistry and Physics, 2010 - acp.copernicus.org
Carbonaceous aerosols affect the radiative balance of the Earth by absorbing and scattering
light. While black carbon (BC) is highly absorbing, some organic carbon (OC) also has …