journal article

• Mapping hydroxyl variability throughout the global remote troposphere via synthesis of airborne and satellite formaldehyde observations..  Proceedings of the National Academy of Sciences. 11171-11180. 2019
• Inversion Estimates of Lognormally Distributed Methane Emission Rates From the Haynesville-Bossier Oil and Gas Production Region Using Airborne Measurements.  Journal of Geophysical Research: Atmospheres. 3520-3531. 2019
• Nighttime Chemical Transformation in Biomass Burning Plumes: A Box Model Analysis Initialized with Aircraft Observations.  Environmental Science and Technology. 2529-2538. 2019
• Methyl, Ethyl, and Propyl Nitrates: Global Distribution and Impacts on Reactive Nitrogen in Remote Marine Environments.  Journal of Geophysical Research: Atmospheres. 12429-12451. 2018
• Atmospheric oxidation in the presence of clouds during the Deep Convective Clouds and Chemistry (DC3) study.  Atmospheric Chemistry and Physics. 14493-14510. 2018
• Development of a Fuel-Based Oil and Gas Inventory of Nitrogen Oxides Emissions.  Environmental Science and Technology. 10175-10185. 2018
• Quantifying Methane and Ethane Emissions to the Atmosphere From Central and Western US Oil and Natural Gas Production Regions.  Journal of Geophysical Research: Atmospheres. 7725-7740. 2018
• Assessment of methane emissions from the US oil and gas supply chain.  Science. 186-188. 2018
• Modeling Ozone in the Eastern US using a Fuel-Based Mobile Source Emissions Inventory.  Environmental Science and Technology. 7360-7370. 2018
• CO2 Transport, Variability, and Budget over the Southern California Air Basin Using the High-Resolution WRF-VPRM Model during the CalNex 2010 Campaign.  Journal of Applied Meteorology and Climatology. 1337-1352. 2018
• Observed NO/NO2 Ratios in the Upper Troposphere Imply Errors in NO-NO2-O-3 Cycling Kinetics or an Unaccounted NOx Reservoir.  Geophysical Research Letters. 4466-4474. 2018
• Diurnal Variability and Emission Pattern of Decamethylcyclopentasiloxane (D-5) from the Application of Personal Care Products in Two North American Cities.  Environmental Science and Technology. 5610-5618. 2018
• An aerosol particle containing enriched uranium encountered in the remote upper troposphere.  Journal of Environmental Radioactivity. 95-100. 2018
• Decadal changes in summertime reactive oxidized nitrogen and surface ozone over the Southeast United States.  Atmospheric Chemistry and Physics. 2341-2361. 2018
• Emissions of Glyoxal and Other Carbonyl Compounds from Agricultural Biomass Burning Plumes Sampled by Aircraft.  Environmental Science and Technology. 11761-11770. 2017
• Lightning NOx Emissions: Reconciling Measured and Modeled Estimates With Updated NOx Chemistry.  Geophysical Research Letters. 9479-9488. 2017
• Impact of evolving isoprene mechanisms on simulated formaldehyde: An inter-comparison supported by in situ observations from SENEX.  Atmospheric Environment. 325-336. 2017
• Observations of VOC emissions and photochemical products over US oil- and gas-producing regions using high-resolution H3O+ CIMS (PTR-ToF-MS).  Atmospheric Measurement Techniques. 2941-2968. 2017
• Transition from high- to low-NOx control of night-time oxidation in the southeastern US.  Nature Geoscience. 490-+. 2017
• Airborne measurements of western US wildfire emissions: Comparison with prescribed burning and air quality implications.  Journal of Geophysical Research: Atmospheres. 6108-6129. 2017
• Methane, Black Carbon, and Ethane Emissions from Natural Gas Flares in the Bakken Shale, North Dakota.  Environmental Science and Technology. 5317-5325. 2017
• Emissions of volatile organic compounds (VOCs) from concentrated animal feeding operations (CAFOs): chemical compositions and separation of sources.  Atmospheric Chemistry and Physics. 4945-4956. 2017
• Top-down estimate of methane emissions in California using a mesoscale inverse modeling technique: The San Joaquin Valley.  Journal of Geophysical Research: Atmospheres. 3686-3699. 2017
• Analysis of local-scale background concentrations of methane and other gas-phase species in the Marcellus Shale.  Elementa: Science of the Anthropocene. 1-20. 2017
• An improved, automated whole air sampler and gas chromatography mass spectrometry analysis system for volatile organic compounds in the atmosphere.  Atmospheric Measurement Techniques. 291-313. 2017
• On-road measurements of vehicle NO2/NOx emission ratios in Denver, Colorado, USA.  Atmospheric Environment. 182-189. 2017
• Why do models overestimate surface ozone in the Southeast United States?.  Atmospheric Chemistry and Physics. 13561-13577. 2016
• Characterization of Ammonia, Methane, and Nitrous Oxide Emissions from Concentrated Animal Feeding Operations in Northeastern Colorado.  Environmental Science and Technology. 10885-10893. 2016
• Emissions of nitrogen-containing organic compounds from the burning of herbaceous and arboraceous biomass: Fuel composition dependence and the variability of commonly used nitrile tracers.  Geophysical Research Letters. 9903-9912. 2016
• HONO emission and production determined from airborne measurements over the Southeast US.  Journal of Geophysical Research: Atmospheres. 9237-9250. 2016
• Influence of oil and gas emissions on summertime ozone in the Colorado Northern Front Range.  Journal of Geophysical Research: Atmospheres. 8712-8729. 2016
• Agricultural fires in the southeastern US during SEAC(4)RS: Emissions of trace gases and particles and evolution of ozone, reactive nitrogen, and organic aerosol.  Journal of Geophysical Research: Atmospheres. 7383-7414. 2016
• Convective transport of formaldehyde to the upper troposphere and lower stratosphere and associated scavenging in thunderstorms over the central United States during the 2012DC3 study.  Journal of Geophysical Research: Atmospheres. 7430-7460. 2016
• Injection of lightning-produced NOx, water vapor, wildfire emissions, and stratospheric air to the UT/LS as observed from DC3 measurements.  Journal of Geophysical Research: Atmospheres. 6638-6668. 2016
• Quantifying atmospheric methane emissions from oil and natural gas production in the Bakken shale region of North Dakota.  Journal of Geophysical Research: Atmospheres. 6101-6111. 2016
• Fugitive emissions from the Bakken shale illustrate role of shale production in global ethane shift.  Geophysical Research Letters. 4617-4623. 2016
• Convective transport and scavenging of peroxides by thunderstorms observed over the central US during DC3.  Journal of Geophysical Research: Atmospheres. 4272-4295. 2016
• Methane emissions from the 2015 Aliso Canyon blowout in Los Angeles, CA.  Science. 1317-1320. 2016
• Observational Constraints on the Oxidation of NOx in the Upper Troposphere.  Journal of Physical Chemistry A. 1468-1478. 2016
• Airborne quantification of upper tropospheric NOx production from lightning in deep convective storms over the United States Great Plains.  Journal of Geophysical Research: Atmospheres. 2002-2028. 2016
• Formaldehyde production from isoprene oxidation across NOx regimes.  Atmospheric Chemistry and Physics. 2597-2610. 2016
• Instrumentation and measurement strategy for the NOAA SENEX aircraft campaign as part of the Southeast Atmosphere Study 2013.  Atmospheric Measurement Techniques. 3063-3093. 2016
• Quantifying sources and sinks of reactive gases in the lower atmosphere using airborne flux observations.  Geophysical Research Letters. 8231-8240. 2015
• Black Carbon Emissions from the Bakken Oil and Gas Development Region.  Environmental Science and Technology Letters. 281-285. 2015
• THE DEEP CONVECTIVE CLOUDS AND CHEMISTRY (DC3) FIELD CAMPAIGN.  Bulletin of the American Meteorological Society. 1281-1309. 2015
• Top-down estimate of methane emissions in California using a mesoscale inverse modeling technique: The South Coast Air Basin.  Journal of Geophysical Research: Atmospheres. 6698-6711. 2015
• Airborne flux measurements of methane and volatile organic compounds over the Haynesville and Marcellus shale gas production regions.  Journal of Geophysical Research: Atmospheres. 6271-6289. 2015
• Airborne measurements of the atmospheric emissions from a fuel ethanol refinery.  Journal of Geophysical Research: Atmospheres. 4385-4397. 2015
• Airborne measurements of organosulfates over the continental US.  Journal of Geophysical Research: Atmospheres. 2990-3005. 2015
• Upper tropospheric ozone production from lightning NOx-impacted convection: Smoke ingestion case study from the DC3 campaign.  Journal of Geophysical Research: Atmospheres. 2505-2523. 2015
• Quantifying atmospheric methane emissions from the Haynesville, Fayetteville, and northeastern Marcellus shale gas production regions.  Journal of Geophysical Research: Atmospheres. 2119-2139. 2015
• A large and ubiquitous source of atmospheric formic acid.  Atmospheric Chemistry and Physics. 6283-6304. 2015
• In situ vertical profiles of aerosol extinction, mass, and composition over the southeast United States during SENEX and SEAC(4)RS: observations of a modest aerosol enhancement aloft.  Atmospheric Chemistry and Physics. 7085-7102. 2015
• In situ vertical profiles of aerosol extinction, mass, and composition over the southeast United States during SENEX and SEAC(4)RS: observations of a modest aerosol enhancement aloft (vol 15, pg 7085, 2015).  Atmospheric Chemistry and Physics. 8455-8455. 2015
• Reassessing the ratio of glyoxal to formaldehyde as an indicator of hydrocarbon precursor speciation.  Atmospheric Chemistry and Physics. 7571-7583. 2015
• The POLARCAT Model Intercomparison Project (POLMIP): overview and evaluation with observations.  Atmospheric Chemistry and Physics. 6721-6744. 2015
• Understanding high wintertime ozone pollution events in an oil- and natural gas-producing region of the western US.  Atmospheric Chemistry and Physics. 411-429. 2015
• Thunderstorms enhance tropospheric ozone by wrapping and shedding stratospheric air.  Geophysical Research Letters. 7785-7790. 2014
• Chlorine as a primary radical: evaluation of methods to understand its role in initiation of oxidative cycles.  Atmospheric Chemistry and Physics. 3427-3440. 2014
• Emissions of organic carbon and methane from petroleum and dairy operations in California's San Joaquin Valley.  Atmospheric Chemistry and Physics. 4955-4978. 2014
• Evaluation of the airborne quantum cascade laser spectrometer (QCLS) measurements of the carbon and greenhouse gas suite - CO2, CH4, N2O, and CO - during the CalNex and HIPPO campaigns.  Atmospheric Measurement Techniques. 1509-1526. 2014
• Volatile organic compound emissions from the oil and natural gas industry in the Uintah Basin, Utah: oil and gas well pad emissions compared to ambient air composition.  Atmospheric Chemistry and Physics. 10977-10988. 2014
• Quantifying sources of methane using light alkanes in the Los Angeles basin, California.  Journal of Geophysical Research: Atmospheres. 4974-4990. 2013
• Biogenic VOC oxidation and organic aerosol formation in an urban nocturnal boundary layer: aircraft vertical profiles in Houston, TX.  Atmospheric Chemistry and Physics. 11317-11337. 2013
• Diurnal tracking of anthropogenic CO2 emissions in the Los Angeles basin megacity during spring 2010.  Atmospheric Chemistry and Physics. 4359-4372. 2013
• Ozone photochemistry in an oil and natural gas extraction region during winter: simulations of a snow-free season in the Uintah Basin, Utah.  Atmospheric Chemistry and Physics. 8955-8971. 2013
• Top-down estimate of surface flux in the Los Angeles Basin using a mesoscale inverse modeling technique: assessing anthropogenic emissions of CO, NOx and CO2 and their impacts.  Atmospheric Chemistry and Physics. 3661-3677. 2013
• Air quality implications of the Deepwater Horizon oil spill.  Proceedings of the National Academy of Sciences. 20280-20285. 2012
• Chemical data quantify Deepwater Horizon hydrocarbon flow rate and environmental distribution.  Proceedings of the National Academy of Sciences. 20246-20253. 2012
• Airborne observations of methane emissions from rice cultivation in the Sacramento Valley of California.  Journal of Geophysical Research: Atmospheres. 2012
• Multiyear trends in volatile organic compounds in Los Angeles, California: Five decades of decreasing emissions.  Journal of Geophysical Research: Atmospheres. 2012
• Increasing atmospheric burden of ethanol in the United States.  Geophysical Research Letters. 2012
• Ozone and alkyl nitrate formation from the Deepwater Horizon oil spill atmospheric emissions.  Journal of Geophysical Research: Atmospheres. 2012
• Effects of NOx control and plume mixing on nighttime chemical processing of plumes from coal-fired power plants.  Journal of Geophysical Research: Atmospheres. 2012
• A new inversion method to calculate emission inventories without a prior at mesoscale: Application to the anthropogenic CO2 emission from Houston, Texas.  Journal of Geophysical Research: Atmospheres. 2012
• Airborne and ground-based observations of a weekend effect in ozone, precursors, and oxidation products in the California South Coast Air Basin.  Journal of Geophysical Research: Atmospheres. 2012
• Observation and modeling of the evolution of Texas power plant plumes.  Atmospheric Chemistry and Physics. 455-468. 2012
• Primary and secondary sources of formaldehyde in urban atmospheres: Houston Texas region.  Atmospheric Chemistry and Physics. 3273-3288. 2012
• Budgets for nocturnal VOC oxidation by nitrate radicals aloft during the 2006 Texas Air Quality Study.  Journal of Geophysical Research: Atmospheres. 2011
• Impact of Fuel Quality Regulation and Speed Reductions on Shipping Emissions: Implications for Climate and Air Quality.  Environmental Science and Technology. 9052-9060. 2011
• Characteristics of black carbon aerosol from a surface oil burn during the Deepwater Horizon oil spill.  Geophysical Research Letters. 2011
• Atmospheric emissions from the Deepwater Horizon spill constrain air-water partitioning, hydrocarbon fate, and leak rate.  Geophysical Research Letters. 2011
• Characteristics, sources, and transport of aerosols measured in spring 2008 during the aerosol, radiation, and cloud processes affecting Arctic Climate (ARCPAC) Project.  Atmospheric Chemistry and Physics. 2423-2453. 2011
• Evaluations of NOx and highly reactive VOC emission inventories in Texas and their implications for ozone plume simulations during the Texas Air Quality Study 2006.  Atmospheric Chemistry and Physics. 11361-11386. 2011
• Airborne observations of ammonia and ammonium nitrate formation over Houston, Texas.  Journal of Geophysical Research: Atmospheres. 2010
• Characterization of NOx, SO2, ethene, and propene from industrial emission sources in Houston, Texas.  Journal of Geophysical Research: Atmospheres. 2010
• A top-down analysis of emissions from selected Texas power plants during TexAQS 2000 and 2006.  Journal of Geophysical Research: Atmospheres. 2010
• Biogenic emission measurement and inventories determination of biogenic emissions in the eastern United States and Texas and comparison with biogenic emission inventories.  Journal of Geophysical Research: Atmospheres. 2010
• Aircraft observations of enhancement and depletion of black carbon mass in the springtime Arctic.  Atmospheric Chemistry and Physics. 9667-9680. 2010
• Bromine measurements in ozone depleted air over the Arctic Ocean.  Atmospheric Chemistry and Physics. 6503-6514. 2010
• Organic aerosol formation in urban and industrial plumes near Houston and Dallas, Texas.  Journal of Geophysical Research: Atmospheres. 2009
• Heating rates and surface dimming due to black carbon aerosol absorption associated with a major US city.  Geophysical Research Letters. 2009
• An evaluation of real-time air quality forecasts and their urban emissions over eastern Texas during the summer of 2006 Second Texas Air Quality Study field study.  Journal of Geophysical Research: Atmospheres. 2009
• Relationship between photochemical ozone production and NOx oxidation in Houston, Texas.  Journal of Geophysical Research: Atmospheres. 2009
• Biomass burning in Siberia and Kazakhstan as an important source for haze over the Alaskan Arctic in April 2008.  Geophysical Research Letters. 2009
• Measurement of the mixing state, mass, and optical size of individual black carbon particles in urban and biomass burning emissions.  Geophysical Research Letters. 2008
• Observations of hydroxyl and the sum of peroxy radicals at Summit, Greenland during summer 2003.  Atmospheric Environment. 5122-5137. 2007
• Mixing between a stratospheric intrusion and a biomass burning plume.  Atmospheric Chemistry and Physics. 4229-4235. 2007