Reconciling observed and predicted tropical rainforest OH concentrations

D Jeong, R Seco, L Emmons… - Journal of …, 2022 - Wiley Online Library
We present OH observations made in Amazonas, Brazil during the Green Ocean Amazon
campaign (GoAmazon2014/5) from February to March of 2014. The average diurnal …

Formal blind intercomparison of HO2 measurements in the atmosphere simulation chamber SAPHIR during the HOxComp campaign

H Fuchs, T Brauers, HP Dorn, H Harder… - Atmospheric …, 2010 - acp.copernicus.org
Hydroperoxy radical (HO 2) concentrations were measured during the formal blind
intercomparison campaign HOxComp carried out in Jülich, Germany, in 2005. Three …

HOx Regeneration in the Oxidation of Isoprene III: Theoretical Study of the key Isomerisation of the Z‐δ‐hydroxy‐peroxy Isoprene Radicals

TL Nguyen, L Vereecken, J Peeters - ChemPhysChem, 2010 - Wiley Online Library
As a sequel to our communication on a proposed new isoprene oxidation mechanism
aiming to rationalize the unexpectedly high OH and HO2 levels observed in isoprene‐rich …

North American influence on tropospheric ozone and the effects of recent emission reductions: Constraints from ICARTT observations

RC Hudman, LT Murray, DJ Jacob… - Journal of …, 2009 - Wiley Online Library
We use observations from the International Consortium for Atmospheric Research on
Transport and Transformation (ICARTT) campaign over eastern North America in summer …

Chemical processes related to net ozone tendencies in the free troposphere

H Bozem, TM Butler, MG Lawrence… - Atmospheric …, 2017 - acp.copernicus.org
Ozone (O 3) is an important atmospheric oxidant, a greenhouse gas, and a hazard to human
health and agriculture. Here we describe airborne in situ measurements and model …

[HTML][HTML] Atmospheric oxidation in the presence of clouds during the Deep Convective Clouds and Chemistry (DC3) study

WH Brune, X Ren, L Zhang, J Mao… - Atmospheric …, 2018 - acp.copernicus.org
Deep convective clouds are critically important to the distribution of atmospheric constituents
throughout the troposphere but are difficult environments to study. The Deep Convective …

Analysis of the summer 2004 ozone budget over the United States using Intercontinental Transport Experiment Ozonesonde Network Study (IONS) observations and …

GG Pfister, LK Emmons, PG Hess… - Journal of …, 2008 - Wiley Online Library
The origin of ozone over the summertime contiguous United States during summer 2004
was examined using the Intercontinental Transport Experiment (INTEX‐A) Ozonesonde …

Hydroxyl radical regeneration in the photochemical oxidation of glyoxal: kinetics and mechanism of the HC (O) CO+ O 2 reaction

G da Silva - Physical Chemistry Chemical Physics, 2010 - pubs.rsc.org
Glyoxal, HC (O) CHO, is an important trace component of the Earth's atmosphere, formed in
biomass burning and in the photooxidation of volatile organic compounds (VOCs) like …

Investigating the Understanding of Oxidation Chemistry Using 20 Years of Airborne OH and HO2 Observations

DO Miller, WH Brune - Journal of Geophysical Research …, 2022 - Wiley Online Library
Hydroxyl (OH) and hydroperoxyl (HO2) strongly influence the atmosphere's oxidation of
gases emitted from Earth's surface and the formation and aging of aerosol particles. Thus …

The influence of small-scale variations in isoprene concentrations on atmospheric chemistry over a tropical rainforest

TAM Pugh, AR MacKenzie, B Langford… - Atmospheric …, 2011 - acp.copernicus.org
Biogenic volatile organic compounds (BVOCs) such as isoprene constitute a large
proportion of the global atmospheric oxidant sink. Their reactions in the atmosphere …