Organization
NASA Langley Research Center
Email
Business Address
NASA Langley Research Center
Mail Stop 483
21 Langley Blvd.
Hampton, VA 23681
United States
First Author Publications
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Crawford, J.H., et al. (2003), Cloud impacts on UV spectral actinic flux observed during the International Photolysis Frequency Measurement and Model Intercomparison (IPMMI), J. Geophys. Res., 108, 8545, doi:10.1029/2002JD002731.
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Crawford, J.H., et al. (2003), Clouds and trace gas distributions during TRACE-P, J. Geophys. Res., 108, 8818, doi:10.1029/2002JD003177.
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Crawford, J.H., et al. (2000), Evolution and chemical consequences of lightning-produced NOx observed in the North Atlantic upper troposphere, J. Geophys. Res., 105, 19.
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Crawford, J.H., et al. (1999), Assessment of upper tropospheric HOx sources over the tropical Pacific based on NASA GTE/PEM data: Net effect on HOx and other photochemical parameters, J. Geophys. Res., 104, 16,255-16.
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Crawford, J.H., et al. (1997), Implications of large scale shifts in tropospheric Nox lebels in the remote tropical Pacific, J. Geophys. Res., 102.D23, 28447-28468.
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Crawford, J.H., et al. (1997), An Assessment of ozone photochemistry in the extratropical western north Pacific: Impact of continental outflow during the late winter/early spring., J. Geophys. Res., 102, 28,469-28.
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Crawford, J.H., et al. (1995), Large-scale air mass characteristics observed over the western Pacific during the summertime, J. Geophys. Res..
Note: Only publications that have been uploaded to the ESD Publications database are listed here.
Co-Authored Publications
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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.
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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.
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Tang, Y., et al. (2023), Evaluation of the NAQFC driven by the NOAA Global Forecast System (version 16): comparison with the WRF-CMAQ during the summer 2019 FIREX-AQ campaign, Geosci. Model. Dev., doi:10.5194/gmd-15-7977-2022.
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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.
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Warneke, C., et al. (2023), Fire Influence on Regional to Global Environments and Air Quality (FIREX-AQ), J. Geophys. Res., 128, e2022JD037758, doi:10.1029/2022JD037758.
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Adachi, K., et al. (2022), Fine ash-bearing particles as a major aerosol component in biomass burning smoke, J. Geophys. Res., 127, e2021JD035657, doi:10.1029/2021JD035657.
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Brune, W.H., et al. (2022), Observations of atmospheric oxidation and ozone production in South Korea, Atmos. Environ., 269, 118854, doi:10.1016/j.atmosenv.2021.118854.
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Lee, Y.R., et al. (2022), An investigation of petrochemical emissions during KORUS-AQ: Ozone production, reactive nitrogen evolution, and aerosol production. Elementa: Science of the Anthropocene, 10, 00079-24, doi:10.1525/elementa.2022.00079.
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Xu, L., et al. (2022), Adv.7, eabl3648 (2021) 8 December 2021SCIENCE ADVANCES, Ozone chemistry in western U.S. wildfire plumes, Xu et al., Sci., 7, eabl3648, doi:10.1126/sciadv.abl3648.
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Park, R., et al. (2021), Multi-model intercomparisons of air quality simulations for the KORUS-AQ campaign, Elementa: Science of the Anthropocene, 9, doi:10.1525/elementa.2021.00139.
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Tang, W., et al. (2021), Assessing sub-grid variability within satellite pixels over urban regions using airborne mapping spectrometer measurements, Atmos. Meas. Tech., 14, 4639-4655, doi:10.5194/amt-14-4639-2021.
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Wiggins, E.B., et al. (2021), Reconciling assumptions in bottom-up and top-down approaches for estimating aerosol emission rates from wildland fires using observations from FIREX-AQ, J. Geophys. Res., 126, e2021JD035692, doi:10.1029/2021JD035692.
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Zhang, B., et al. (2021), Simulation of radon-222 with the GEOS-Chem global model: emissions, seasonality, and convective transport, Atmos. Chem. Phys., 21, 1861-1887, doi:10.5194/acp-21-1861-2021.
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Eck, T.F., et al. (2020), Influence of cloud, fog, and high relative humidity during pollution transport events in South Korea: Aerosol properties and PM2.5 variability, Atmos. Environ., 232, 117530, doi:10.1016/j.atmosenv.2020.117530.
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Jordan, C.E., et al. (2020), Investigation of factors controlling PM2.5 variability across the South Korean Peninsula during KORUS-AQ, variability across the South Korean Peninsula during KORUS-AQ, 8, 28, doi:10.1525/elementa.424.
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Peterson, D.A., et al. (2020), Meteorology influencing springtime air quality, pollution transport, and visibility in Korea, air quality, pollution transport, and visibility in Korea. Elem Sci, 7, 57, doi:10.1525/elementa.395.
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Schroeder, J.R., et al. (2020), Observation-based modeling of ozone chemistry in the Seoul metropolitan area during the Korea-United States Air Quality Study (KORUS-AQ), Elem Sci Anth, 8, doi:10.1525/elementa.400.
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Oak, Y.J., et al. (2019), Evaluation of simulated O3 production efficiency during the KORUS-AQ campaign: Implications for anthropogenic NOx emissions in Korea, Elem Sci Anth, 7, 56, doi:10.1525/elementa.394.
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Holben, B.N., et al. (2018), An overview of mesoscale aerosol processes, comparisons, and validation studies from DRAGON networks, Atmos. Chem. Phys., 18, 655-671, doi:10.5194/acp-18-655-2018.
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Jean-Paul, J.J., et al. (2018), Batal: The Balloon Measurement Campaigns of the Asian Tropopause Aerosol Layer, Bull. Am. Meteorol. Soc., 955, doi:10.1175/BAMS-D-17-0014.1.
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Brattich, E., et al. (2017), Processes controlling the seasonal variations in 210Pb and 7Be at the Mt. Cimone WMO-GAW global station, Italy: a model analysis, Atmos. Chem. Phys., 17, 1061-1080, doi:10.5194/acp-17-1061-2017.
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Cheng, Y., et al. (2017), Large biogenic contribution to boundary layer O3-CO regression slope in summer, Geophys. Res. Lett., 44, doi:10.1002/2017GL074405.
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Choi, ., et al. (2017), Global O3–CO correlations in a chemistry and transport model during July–August: evaluation with TES satellite observations and sensitivity to input meteorological data and emissions, Atmos. Chem. Phys., 17, 8429-8452, doi:10.5194/acp-17-8429-2017.
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Lamsal, L., et al. (2017), High-resolution NO2 observations from the Airborne Compact Atmospheric Mapper: Retrieval and validation, J. Geophys. Res., 122, 1953-1970, doi:10.1002/2016JD025483.
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Beyersdorf, A., et al. (2016), The impacts of aerosol loading, composition, and water uptake on aerosol extinction variability in the Baltimore–Washington, D.C. region, Atmos. Chem. Phys., 16, 1003-1015, doi:10.5194/acp-16-1003-2016.
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Liu, H., et al. (2016), Using beryllium-7 to assess cross-tropopause transport in global models, Atmos. Chem. Phys., 16, 4641-4659, doi:10.5194/acp-16-4641-2016.
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Müller, M., et al. (2016), In situ measurements and modeling of reactive trace gases in a small biomass burning plume, Atmos. Chem. Phys., 16, 3813-3824, doi:10.5194/acp-16-3813-2016.
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Pusede, S.E., et al. (2016), On the effectiveness of nitrogen oxide reductions as a control over ammonium nitrate aerosol, Atmos. Chem. Phys., 16, 2575-2596, doi:10.5194/acp-16-2575-2016.
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Zhang, Y., et al. (2016), Large vertical gradient of reactive nitrogen oxides in the boundary layer: Modeling analysis of DISCOVER-AQ 2011 observations, J. Geophys. Res., 121, doi:10.1002/2015JD024203.
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Apel, E.C., 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.
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Barth, M.C., et al. (2015), The Deep Convective Clouds And Chemistry (Dc3) Field Campaign, Bull. Am. Meteorol. Soc., 1281-1310.
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Huang, J., et al. (2015), Origin of springtime ozone enhancements in the lower troposphere over Beijing: in situ measurements and model analysis, Atmos. Chem. Phys., 15, 5161-5179, doi:10.5194/acp-15-5161-2015.
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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.
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Apel, E.C., 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.
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Liao, J., et al. (2012), Characterization of soluble bromide measurements and a case study of BrO observations during ARCTAS, Atmos. Chem. Phys., 12, 1327-1338, doi:10.5194/acp-12-1327-2012.
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Olson, J.R., 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.
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Ren, ., et al. (2012), Airborne intercomparison of HOx measurements using laser-induced fluorescence and chemical ionization mass spectrometry during ARCTAS, Atmos. Meas. Tech., 5, 2025-2037.
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Zhang, Y., et al. (2012), Distribution, variability and sources of tropospheric ozone over south China in spring: Intensive ozonesonde measurements at five locations and modeling analysis, J. Geophys. Res., 117, D12304, doi:10.1029/2012JD017498.
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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.
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Hornbrook, R.S., et al. (2011), Measurements of tropospheric HO2 and RO2 by oxygen dilution modulation and chemical ionization mass spectrometry, Atmos. Meas. Tech., 4, 735-756, doi:10.5194/amt-4-735-2011.
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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.
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Duncan, B., et al. (2010), Application of OMI observations to a space-based indicator of NOx and VOC controls on surface ozone formation, Atmos. Environ., 44, 2213-2223, doi:10.1016/j.atmosenv.2010.03.010.
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Emmons, L.K., 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.
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Jacob, D.J., et al. (2010), The Arctic Research of the Composition of the Troposphere from Aircraft and Satellites (ARCTAS) mission: design, execution, and first results, Atmos. Chem. Phys., 10, 5191-5212, doi:10.5194/acp-10-5191-2010.
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Mao, J., et al. (2010), Chemistry of hydrogen oxide radicals (HOx) in the Arctic troposphere in spring, Atmos. Chem. Phys., 10, 5823-5838, doi:10.5194/acp-10-5823-2010.
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Salawitch, R.J., et al. (2010), A new interpretation of total column BrO during Arctic spring, Geophys. Res. Lett., 37, L21805, doi:10.1029/2010GL043798.
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Singh, H.B., et al. (2010), Pollution influences on atmospheric composition and chemistry at high northern latitudes: Boreal and California forest fire emissions, Atmos. Environ., 44, 4553-4564, doi:10.1016/j.atmosenv.2010.08.026.
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Cooper, O.R., et al. (2009), Summertime buildup and decay of lightning NOx and aged thunderstorm outflow above North America, J. Geophys. Res., 114, D01101, doi:10.1029/2008JD010293.
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Liu, H., et al. (2009), Sensitivity of photolysis frequencies and key tropospheric oxidants in a global model to cloud vertical distributions and optical properties, J. Geophys. Res., 114, D10305, doi:10.1029/2008JD011503.
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Mao, J., et al. (2009), Airborne measurement of OH reactivity during INTEX-B, Atmos. Chem. Phys., 9, 163-173, doi:10.5194/acp-9-163-2009.
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Singh, H.B., et al. (2009), Chemistry and transport of pollution over the Gulf of Mexico and the Pacific: Spring 2006 INTEX-B Campaign overview and first results, Atmos. Chem. Phys., 9, 2301-2318.
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Spencer, K.M., et al. (2009), Inferring ozone production in an urban atmosphere using measurements of peroxynitric acid, Atmos. Chem. Phys., 9, 3697-3707, doi:10.5194/acp-9-3697-2009.
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Fried, A., et al. (2008), Role of convection in redistributing formaldehyde to the upper troposphere over North America and the North Atlantic during the summer 2004 INTEX campaign, J. Geophys. Res., 113, D17306, doi:10.1029/2007JD009760.
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Fried, A., et al. (2008), Formaldehyde over North America and the North Atlantic during the summer 2004 INTEX campaign: Methods, observed distributions, and measurement-model comparisons, J. Geophys. Res., 113, D10302, doi:10.1029/2007JD009185.
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Ren, ., et al. (2008), HOx chemistry during INTEX-A 2004: Observation, model calculation, and comparison with previous studies, J. Geophys. Res., 113, D05310, doi:10.1029/2007JD009166.
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Apel, E.C., 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.
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Bertram, T., et al. (2007), Direct Measurements of the Convective Recycling of the Upper Troposphere, Science, 315, 816-820, doi:10.1126/science.1134548.
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Kim, S., et al. (2007), Measurement of HO2NO2 in the free troposphere during the Intercontinental Chemical Transport Experiment–North America 2004, J. Geophys. Res., 112, D12S01, doi:10.1029/2006JD007676.
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Pierce, R.B., et al. (2007), Chemical data assimilation estimates of continental U.S. ozone and nitrogen budgets during the Intercontinental Chemical Transport Experiment–North America, J. Geophys. Res., 112, D12S21, doi:10.1029/2006JD007722.
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Singh, H.B., et al. (2007), Reactive nitrogen distribution and partitioning in the North American troposphere and lowermost stratosphere, J. Geophys. Res., 112, D12S04, doi:10.1029/2006JD007664.
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Cooper, O.R., et al. (2006), Large upper tropospheric ozone enhancements above midlatitude North America during summer: In situ evidence from the IONS and MOZAIC ozone measurement network, J. Geophys. Res., 111, D24S05, doi:10.1029/2006JD007306.
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Kwan, A.J., et al. (2006), On the flux of oxygenated volatile organic compounds from organic aerosol oxidation, Geophys. Res. Lett., 33, L15815, doi:10.1029/2006GL026144.
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Liu, H., et al. (2006), Radiative effect of clouds on tropospheric chemistry in a global three-dimensional chemical transport model, J. Geophys. Res., 111, D20303, doi:10.1029/2005JD006403.
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Singh, H.B., et al. (2006), Overview of the summer 2004 Intercontinental Chemical Transport Experiment -North America (INTEX-A), J. Geophys. Res., 111, D24S01, doi:10.1029/2006JD007905.
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Kittaka, C., et al. (2004), A three-dimensional regional modeling study of the impact of clouds on sulfate distributions during TRACE-P, J. Geophys. Res., 109, D15S11, doi:10.1029/2003JD004353.
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Singh, H.B., et al. (2004), Analysis of the atmospheric distribution, sources, and sinks of oxygenated volatile organic chemicals (OVOC) based on measurements over the Pacific during TRACE-P, J. Geophys. Res., 109, doi:10.1029/2003JD003883.
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Tabazadeh, A., et al. (2004), Heterogeneous chemistry involving methanol in tropospheric clouds, Geophys. Res. Lett., 31, L06114, doi:10.1029/2003GL018775.
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Wild, O., et al. (2004), Chemical transport model ozone simulations for spring 2001 over the western Pacific: Regional ozone production and its global impacts, J. Geophys. Res., 109, D15S02, doi:10.1029/2003JD004041.
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Cantrell, C., 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.
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Fried, A., et al. (2003), Airborne tunable diode laser measurements of formaldehyde during TRACE-P: Distributions and box model comparisons, J. Geophys. Res., 108, 8798, doi:10.1029/2003JD003451.
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Heald, C.L., et al. (2003), Asian outflow and trans-Pacific transport of carbon monoxide and ozone pollution: An integrated satellite, aircraft, and model perspective, J. Geophys. Res., 108, 4804, doi:10.1029/2003JD003507.
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Lefer, B.L., et al. (2003), Impact of clouds and aerosols on photolysis frequencies and photochemistry during TRACE-P: 1. Analysis using radiative transfer and photochemical box models, J. Geophys. Res., 108, 8821, doi:10.1029/2002JD003171.
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Mauldin, R.L., et al. (2003), Highlights of OH, H2SO4, and methane sulfonic acid measurements made aboard the NASA P-3B during Transport and Chemical Evolution over the Pacific, J. Geophys. Res., 108, 8796, doi:10.1029/2003JD003410.
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Simpson, I.J., et al. (2003), Airborne measurements of cirrus-activated C2Cl4 depletion in the upper troposphere with evidence against Cl reactions, Geophys. Res. Lett., 30, 2025, doi:10.1029/2003GL017598.
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Simpson, I.J., et al. (2003), Production and evolution of selected C2-C5 alkyl nitrates in tropospheric air influenced by Asian outflow, J. Geophys. Res., 108, 8808, doi:10.1029/2002JD002830.
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Singh, H.B., et al. (2003), Oxygenated volatile organic chemicals in the oceans: Inferences and implications based on atmospheric observations and air-sea exchange models, Geophys. Res. Lett., 30, 1862, doi:10.1029/2003GL017933.
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Lefer, B.L., et al. (2001), Comparison of airborne NO2 photolysis frequency measurements during PEM-Tropics B, J. Geophys. Res., 106, 32645-32656.
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Bradshaw, J., et al. (1999), Photofragmentation two-photon laser-induced fluorescence detection of NO2 and NO: Comparison of measurements with model results based on airborne observations during PEM-Tropics-A, Geophys. Res. Lett., 26, 471-474.
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Brune, W.H., et al. (1999), OH and HO2 chemistry in the north Atlantic free troposphere, Geophys. Res. Lett., 26, 3077-3080.
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Newell, R.E., et al. (1996), Atmospheric sampling of supertyphoon Mireille with the NASA DC-8 aircraft on September 27, 1991, during PEM-West A, J. Geophys. Res., 101.D1, 1853-1872.
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Singh, H.B., et al. (1996), Low ozone in the marine boundary layer of the tropical Pacific Ocean: Photochemical loss, chlorine atoms, and entrainment, J. Geophys. Res., 101.D1, 1907-1918.
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Singh, H.B., et al. (1996), Reactive nitrogen and ozone over the western Pacific: Distribution, partitioning and sources, J. Geophys. Res., 101.D1, 1793-1808.
Note: Only publications that have been uploaded to the ESD Publications database are listed here.