Articles | Volume 24, issue 7
https://doi.org/10.5194/acp-24-4473-2024
https://doi.org/10.5194/acp-24-4473-2024
Research article
 | 
17 Apr 2024
Research article |  | 17 Apr 2024

Formation and loss of light absorbance by phenolic aqueous SOA by OH and an organic triplet excited state

Stephanie Arciva, Lan Ma, Camille Mavis, Chrystal Guzman, and Cort Anastasio

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Aguilera, R., Corringham, T., Gershunov, A., and Benmarhnia, T.: Wildfire smoke impacts respiratory health more than fine particles from other sources: observational evidence from Southern California., Nat. Commun., 12, 1493, https://doi.org/10.1038/s41467-021-21708-0, 2021. 
Akagi, S. K., Yokelson, R. J., Wiedinmyer, C., Alvarado, M. J., Reid, J. S., Karl, T., Crounse, J. D., and Wennberg, P. O.: Emission factors for open and domestic biomass burning for use in atmospheric models, Atmos. Chem. Phys., 11, 4039–4072, https://doi.org/10.5194/acp-11-4039-2011, 2011. 
Anastasio, C. and McGregor, K. G.: Chemistry of fog waters in California's Central Valley: 1. In situ photoformation of hydroxyl radical and singlet molecular oxygen, Atmos. Environ., 35, 1079–1089, https://doi.org/10.1016/S1352-2310(00)00281-8, 2001. 
Andreae, M. O.: Emission of trace gases and aerosols from biomass burning – an updated assessment, Atmos. Chem. Phys., 19, 8523–8546, https://doi.org/10.5194/acp-19-8523-2019, 2019. 
Arciva, S., Niedek, C., Mavis, C., Yoon, M., Sanchez, M. E., Zhang, Q., and Anastasio, C.: Aqueous OH oxidation of highly substituted phenols as a source of secondary organic aerosol, Environ. Sci. Technol., 56, 9959–9967, https://doi.org/10.1021/acs.est.2c02225, 2022. 
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We measured changes in light absorption during the aqueous oxidation of six phenols with...
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