POSIDON

Eric Apel

Organization:

National Center for Atmospheric Research

First Author Publications:

Apel, E., et al. (2019), ATom: L2 Volatile Organic Compounds (VOCs) from the Trace Organic Gas Analyzer (TOGA), Ornl Daac, doi:10.3334/ORNLDAAC/1749.
Apel, E., et al. (2015), Upper tropospheric ozone production from lightning NOx-impacted convection: Smoke ingestion case study from the DC3 campaign, J. Geophys. Res., 120, 2505-2523, doi:10.1002/2014JD022121.
Apel, E., et al. (2012), Impact of the deep convection of isoprene and other reactive trace species on radicals and ozone in the upper troposphere, Atmos. Chem. Phys., 12, 1135-1150, doi:10.5194/acp-12-1135-2012.
Apel, E., et al. (2007), Observations of volatile organic compounds downwind of Mexico City during MIRAGE-MEX, Eos Trans. AGU, 88(52), Fall Meet. Suppl., Abstract A41F-02.
Apel, E., et al. (2003), A Fast-GC/MS system to measure C2 to C4 carbonyls, and methanol aboard aircraft, J. Geophys. Res., 108, 8794, doi:10.1029/2002JD003199.

Co-Authored Publications:

Bian, H., et al. (2024), Observationally constrained analysis of sulfur cycle in the marine atmosphere with NASA ATom measurements and AeroCom model simulations, Atmos. Chem. Phys., doi:10.5194/acp-24-1717-2024.
Gkatzelis, G., et al. (2024), Parameterizations of US wildfire and prescribed fire emission ratios and emission factors based on FIREX-AQ aircraft measurements, Atmos. Chem. Phys., doi:10.5194/acp-24-929-2024.
Gkatzelis, G., et al. (2024), Parameterizations of US wildfire and prescribed fire emission ratios and emission factors based on FIREX-AQ aircraft measurements, Atmos. Chem. Phys., doi:10.5194/acp-24-929-2024.
Pan, L. L., et al. (2024), East Asian summer monsoon delivers large abundances of very-short-lived organic chlorine substances to the lower stratosphere, Proc. Natl. Acad. Sci., doi:10.1073/pnas.2318716121.
Roozitalab, B., et al. (2024), Measurements and Modeling of the Interhemispheric Differences of Atmospheric Chlorinated Very Short-Lived Substances, J. Geophys. Res., doi:10.1029/2023JD039518.
Smith, K., et al. (2024), 1 Chloromethanes in the North American troposphere 2 and lower stratosphere over the past two decades, Geophys. Res. Lett., doi:10.1029/2024GL108710 (submitted).
Bian, H., et al. (2023), Observationally constrained analysis of sulfur cycle in the marine atmosphere with NASA ATom measurements and AeroCom model simulations, doi:10.5194/egusphere-2023-1966 (submitted).
Guo, H., et al. (2023), Heterogeneity and chemical reactivity of the remote troposphere defined by aircraft measurements – corrected, Atmos. Chem. Phys., 23, 99-117, doi:10.5194/acp-23-99-2023.
Jin, L., et al. (2023), Constraining emissions of volatile organic compounds from western US wildfires with WE-CAN and FIREX-AQ airborne observations, Atmos. Chem. Phys., doi:10.5194/acp-23-5969-2023.
Katich, J., et al. (2023), Pyrocumulonimbus affect average stratospheric aerosol composition, Science, 379, 815-820, doi:10.1126/science.add3101.
Travis, K. R., et al. (2023), Emission Factors for Crop Residue and Prescribed Fires in the Eastern US during FIREX-AQ, J. Geophys. Res., 128, e2023JD039309, doi:10.1029/2023JD039309.
Zhang, X., et al. (2023), Probing isoprene photochemistry at atmospherically relevant nitric oxide levels, Chem, 8, 3225-3240, doi:10.1016/j.chempr.2022.08.003.
Bourgeois, I., et al. (2022), Large contribution of biomass burning emissions to ozone throughout the global remote troposphere, Proc. Natl. Acad. Sci., doi:10.1073/pnas.2109628118.
Carter, T. S., et al. (2022), An improved representation of fire non-methane organic gases (NMOGs) in models: emissions to reactivity, Atmos. Chem. Phys., 22, 12093-12111, doi:10.5194/acp-22-12093-2022.
Fung, K. M., et al. (2022), Exploring dimethyl sulfide (DMS) oxidation and implications for global aerosol radiative forcing, Atmos. Chem. Phys., doi:10.5194/acp-22-1549-2022.
Jesswein, M., et al. (2022), Global seasonal distribution of CH2 Br2 and CHBr3 in the upper troposphere and lower stratosphere, Atmos. Chem. Phys., doi:10.5194/acp-22-15049-2022.
Li, Q., et al. (2022), Reactive halogens increase the global methane lifetime and radiative forcing in the 21st century, Nature, doi:10.1038/s41467-022-30456-8.
Liao, J., et al. (2022), Formaldehyde evolution in US wildfire plumes during the Fire Influence on Regional to Global Environments and Air Quality experiment (FIREX-AQ), Atmos. Chem. Phys., doi:10.5194/acp-21-18319-2021.
Liao, J., et al. (2022), Formaldehyde evolution in US wildfire plumes during the Fire Influence on Regional to Global Environments and Air Quality experiment (FIREX-AQ), Atmos. Chem. Phys., doi:10.5194/acp-21-18319-2021.
Liu, S., et al. (2022), Composition and reactivity of volatile organic compounds in the South Coast Air Basin and San Joaquin Valley of California, Atmos. Chem. Phys., 22, 10937-10954, doi:10.5194/acp-22-10937-2022.
Schwantes, R., et al. (2022), Evaluating the Impact of Chemical Complexity and Horizontal Resolution on Tropospheric Ozone Over the Conterminous US With a Global Variable Resolution Chemistry Model, J. Adv. Modeling Earth Syst., 14, e2021MS002889, doi:10.1029/2021MS002889.
Tang, W., et al. (2022), Effects of Fire Diurnal Variation and Plume Rise on U.S. Air Quality During FIREX-AQ and WE-CAN Based on the Multi-Scale Infrastructure for Chemistry and Aerosols (MUSICAv0), J. Geophys. Res., 127, e2022JD036650, doi:10.1029/2022JD036650.
zhang, X., et al. (2022), Probing isoprene photochemistry at atmospherically relevant nitric oxide levels, Chem, 8, 2022, doi:10.1016/j.chempr.2022.08.003.
Zhao, T., et al. (2022), Source and variability of formaldehyde (HCHO) at northern high latitude: an integrated satellite, aircraft, and model study, Atmos. Chem. Phys., 22, 7163-7178, doi:10.5194/acp-22-7163-2022.
Bates, K. H., et al. (2021), The Global Budget of Atmospheric Methanol: New Constraints on Secondary, Oceanic, and Terrestrial Sources, J. Geophys. Res., 126, doi:10.1029/2020JD033439.
Chen, X., et al. (2021), HCOOH in the Remote Atmosphere: Constraints from Atmospheric Tomography (ATom) Airborne Observations, ACS Earth Space Chem., doi:10.1021/acsearthspacechem.1c00049.
Gonzalez, Y., et al. (2021), Impact of stratospheric air and surface emissions on tropospheric nitrous oxide during ATom, Atmos. Chem. Phys., 21, 11113-11132, doi:10.5194/acp-21-11113-2021.
Guo, H., et al. (2021), Heterogeneity and chemical reactivity of the remote troposphere defined by aircraft measurements, Atmos. Chem. Phys., 21, 13729-13746, doi:10.5194/acp-21-13729-2021.
Kenagy, H., et al. (2021), Evidence of Nighttime Production of Organic Nitrates During SEAC4 RS, FRAPPÉ, and KORUS-AQ, Geophys. Res. Lett..
Liao, J., et al. (2021), Formaldehyde evolution in US wildfire plumes during the Fire Influence on Regional to Global Environments and Air Quality experiment (FIREX-AQ), Atmos. Chem. Phys., doi:10.5194/acp-21-18319-2021.
Thompson, C., et al. (2021), The NASA Atmospheric Tomography (ATom) Mission: Imaging the Chemistry of the Global Atmosphere, Bull. Am. Meteorol. Soc., doi:10.1175/BAMS-D-20-0315.1.
Wang, S., et al. (2021), Chemical Tomography in a Fresh Wildland Fire Plume: A Large Eddy Simulation (LES) Study, J. Geophys. Res..
Brewer, J., et al. (2020), Evidence for an Oceanic Source of Methyl Ethyl Ketone to the Atmosphere, J. Geophys. Res., 60273, Article, doi:10.1029/2019GL086045.
Brune, W. H., et al. (2020), Exploring Oxidation in the Remote Free Troposphere: Insights From Atmospheric Tomography (ATom), J. Geophys. Res., 125, doi:10.1029/2019JD031685.
Schill, G., et al. (2020), Widespread biomass burning smoke throughout the remote troposphere, Nat. Geosci., 13, 422-427, doi:10.1038/s41561-020-0586-1.
Thames, A., et al. (2020), Missing OH reactivity in the global marine boundary layer, Atmos. Chem. Phys., 20, 4013-4029, doi:10.5194/acp-20-4013-2020.
Travis, K., et al. (2020), Constraining remote oxidation capacity with ATom observations, Atmos. Chem. Phys., 20, 7753-7781, doi:10.5194/acp-20-7753-2020.
Veres, P., et al. (2020), Global airborne sampling reveals a previously unobserved dimethyl sulfide oxidation mechanism in the marine atmosphere, Proc. Natl. Acad. Sci., 117, doi:10.1073/pnas.1919344117.
Wang, S., et al. (2020), Global Atmospheric Budget of Acetone: Air‐Sea Exchange and the Contribution to Hydroxyl Radicals, J. Geophys. Res., 125, e2020JD032553, doi:10.1029/2020JD032553.
Zhu, L., et al. (2020), Validation of satellite formaldehyde (HCHO) retrievals using observations from 12 aircraft campaigns, Atmos. Chem. Phys., 20, 12329-12345, doi:10.5194/acp-20-12329-2020.
Asher, L., et al. (2019), Novel approaches to improve estimates of short-lived halocarbon emissions during summer from the Southern Ocean using airborne observations, Atmos. Chem. Phys., 19, 14071-14090, doi:10.5194/acp-19-14071-2019.
Chen, X., et al. (2019), On the sources and sinks of atmospheric VOCs: an integrated analysis of recent aircraft campaigns over North America, Atmos. Chem. Phys., 19, 9097-9123, doi:10.5194/acp-19-9097-2019.
Wang, S., et al. (2019), Ocean Biogeochemistry Control on the Marine Emissions of Brominated Very Short‐Lived Ozone‐Depleting Substances: A Machine‐Learning Approach, J. Geophys. Res., 124, doi:10.1029/2019JD031288.
Wang, S., et al. (2019), Atmospheric Acetaldehyde: Importance of Air‐Sea Exchange and a Missing Source in the Remote Troposphere, Geophys. Res. Lett., 46, doi:10.1029/2019GL082034.
Murphy, D., et al. (2018), An aerosol particle containing enriched uranium encountered in the remote T upper troposphere, Journal of Environmental Radioactivity, 184–185, 95-100, doi:10.1016/j.jenvrad.2018.01.006.
Schroder, J. C., et al. (2018), Sources and Secondary Production of Organic Aerosols in the Northeastern United States during WINTER, J. Geophys. Res., 123, 7771-7796, doi:10.1029/2018JD028475.
Wofsy, S. C., et al. (2018), ATom: Merged Atmospheric Chemistry, Trace Gases, and Aerosols, Ornl Daac, doi:10.3334/ORNLDAAC/1581.
Baier, B. C., et al. (2017), Higher measured than modeled ozone production at increased NOx levels in the Colorado Front Range, Atmos. Chem. Phys., 17, 11273-11292, doi:10.5194/acp-17-11273-2017.
Anderson, D., et al. (2016), A pervasive role for biomass burning in tropical high ozone/low water structures, Nature, doi:10.1038/ncomms10267.
Halliday, H., et al. (2016), Atmospheric benzene observations from oil and gas production in the Denver-Julesburg Basin in July and August 2014, J. Geophys. Res., 121, doi:10.1002/2016JD025327.
Barth, M. C., et al. (2015), The Deep Convective Clouds And Chemistry (Dc3) Field Campaign, Bull. Am. Meteorol. Soc., 1281-1310.
Emmons, L., et al. (2015), The POLARCAT Model Intercomparison Project (POLMIP): overview and evaluation with observations, Atmos. Chem. Phys., 15, 6721-6744, doi:10.5194/acp-15-6721-2015.
Yang, Q., et al. (2015), Aerosol transport and wet scavenging in deep convective clouds: A case study and model evaluation using a multiple passive tracer analysis approach, J. Geophys. Res., 120, 8448-8468, doi:10.1002/2015JD023647.
Barth, M., et al. (2014), The Deep Convective Clouds and Chemistry (DC3) Field Campaign,, Bull. Am. Meteorol. Soc., doi:10.1175/BAMS-D-13-00290.1.
Browne, E. C., et al. (2013), Observations of total RONO2 over the boreal forest: NOx sinks and HNO3 sources, Atmos. Chem. Phys., 13, 4543-4562, doi:10.5194/acp-13-4543-2013.
Dupont, R., et al. (2012), Attribution and evolution of ozone from Asian wild fires using satellite and aircraft measurements during the ARCTAS campaign, Atmos. Chem. Phys., 12, 169-188, doi:10.5194/acp-12-169-2012.
Millet, D., et al. (2012), Natural and anthropogenic ethanol sources in North America and potential atmospheric impacts of ethanol fuel use, Environ. Sci. Technol., 46, 8484−8492.
Olson, J., et al. (2012), An analysis of fast photochemistry over high northern latitudes during spring and summer using in-situ observations from ARCTAS and TOPSE, Atmos. Chem. Phys., 12, 6799-6825, doi:10.5194/acp-12-6799-2012.
Wells, K. C., et al. (2012), Tropospheric methanol observations from space: retrieval evaluation and constraints on the seasonality of biogenic emissions, Atmos. Chem. Phys., 12, 5897-5912, doi:10.5194/acp-12-5897-2012.
Xiao, Y., et al. (2012), Methanol-CO correlations in Mexico City pollution outflow from aircraft and satellite during MILAGRO, Atmos. Chem. Phys., 12, 5705-5738.
Browne, E. C., et al. (2011), Global and regional effects of the photochemistry of CH3O2NO2: evidence from ARCTAS, Atmos. Chem. Phys., 11, 4209-4219, doi:10.5194/acp-11-4209-2011.
Cubison, M. J., et al. (2011), Effects of aging on organic aerosol from open biomass burning smoke in aircraft and laboratory studies, Atmos. Chem. Phys., 11, 12049-12064, doi:10.5194/acp-11-12049-2011.
Fried, A., et al. (2011), Detailed comparisons of airborne formaldehyde measurements with box models during the 2006 INTEX-B and MILAGRO campaigns: potential evidence for significant impacts of unmeasured and multi-generation volatile organic carbon compounds, Atmos. Chem. Phys., 11, 11867-11894, doi:10.5194/acp-11-11867-2011.
Hornbrook, R. S., et al. (2011), Observations of nonmethane organic compounds during ARCTAS – Part 1: Biomass burning emissions and plume enhancements, Atmos. Chem. Phys., 11, 11103-11130, doi:10.5194/acp-11-11103-2011.
Liang, Q., et al. (2011), Reactive nitrogen, ozone and ozone production in the Arctic troposphere and the impact of stratosphere-troposphere exchange, Atmos. Chem. Phys., 11, 13181-13199, doi:10.5194/acp-11-13181-2011.
Alvarado, M. J., et al. (2010), Nitrogen oxides and PAN in plumes from boreal fires during ARCTAS-B and their impact on ozone: an integrated analysis of aircraft and satellite observations, Atmos. Chem. Phys., 10, 9739-9760, doi:10.5194/acp-10-9739-2010.
Emmons, L., et al. (2010), Impact of Mexico City emissions on regional air quality from MOZART-4 simulations, Atmos. Chem. Phys., 10, 6195-6212, doi:10.5194/acp-10-6195-2010.
Molina, L. T., et al. (2010), An overview of the MILAGRO 2006 Campaign: Mexico City emissions and their transport and transformation, Atmos. Chem. Phys., 10, 8697-8760, doi:10.5194/acp-10-8697-2010.
Crounse, J. D., et al. (2009), Biomass burning and urban air pollution over the Central Mexican Plateau, Atmos. Chem. Phys., 9, 4929-4944, doi:10.5194/acp-9-4929-2009.
Dunlea, E. J., et al. (2009), Evolution of Asian aerosols during transpacific transport in INTEX-B, Atmos. Chem. Phys., 9, 7257-7287, doi:10.5194/acp-9-7257-2009.
Heald, C. L., et al. (2008), Total observed organic carbon (TOOC) in the atmosphere: a synthesis of North American observations, Atmos. Chem. Phys., 8, 2007-2025, doi:10.5194/acp-8-2007-2008.
Heald, C. L., et al. (2008), Total observed organic carbon (TOOC) in the atmosphere: a synthesis of North American observations, Atmos. Chem. Phys., 8, 2007-2025.
Tang, Y., et al. (2004), Multiscale simulations of tropospheric chemistry in the eastern Pacific and on the U.S. West Coast during spring 2002, J. Geophys. Res., 109, D23S11, doi:10.1029/2004JD004513.
Cantrell, C. A., et al. (2003), Peroxy radical behavior during the Transport and Chemical Evolution over the Pacific (TRACE-P) campaign as measured aboard the NASA P-3B aircraft, J. Geophys. Res., 108, 8797, doi:10.1029/2003JD003674.
Carmichael, G., et al. (2003), Regional-scale chemical transport modeling in support of the analysis of observations obtained during the TRACE-P experiment, J. Geophys. Res., 108, 8823, doi:10.1029/2002JD003117.
Eisele, F., et al. (2003), Summary of measurement intercomparisons during TRACE-P, J. Geophys. Res., 108, 8791, doi:10.1029/2002JD003167.

Note: Only publications that have been uploaded to the ESD Publications database are listed here.

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Eric Apel