A130
The sources and fate of organic gases and particles in the atmosphere: characterizations, mechanisms, and modeling

Session ID#: 78492

Session Description:
The ubiquity and importance of organics in the atmosphere is well recognized, yet gaps still exist in our understanding of their sources and evolution, as well as their impact on climate and air quality. This session highlights the latest field, laboratory, and modeling studies that advance our understanding of the sources and fate of organic gases and particles in the atmosphere. All contributions are welcome, but of particular interest are those using novel measurement techniques and analysis approaches characterizing emissions sources, laboratory and field studies in order to reveal new insights into the atmospheric evolution of organic species (e.g. oxidation mechanisms, secondary organic aerosol formation and aging). Similarly, modeling efforts that capture their life cycle with observational constraints and process-level developments are of special interest.
Index Terms:

0305 Aerosols and particles [ATMOSPHERIC COMPOSITION AND STRUCTURE]
0317 Chemical kinetic and photochemical properties [ATMOSPHERIC COMPOSITION AND STRUCTURE]
0322 Constituent sources and sinks [ATMOSPHERIC COMPOSITION AND STRUCTURE]
0365 Troposphere: composition and chemistry [ATMOSPHERIC COMPOSITION AND STRUCTURE]


Primary Convener:  Chloe Y. Gao, Massachusetts Institute of Technology, Civil and Environmental Engineering, Cambridge, MA, United States
Conveners:  Qing Ye, Massachusetts Institute of Technology, Civil and Environmental Engineering, Cambridge, MA, United States and Frank N Keutsch, Harvard University, School of Engineering and Applied Sciences, Department of Chemistry and Chemical Biology and Department of Earth and Planetary Sciences, Cambridge, MA, United States
Primary Liaison:  Qing Ye, Massachusetts Institute of Technology, Civil and Environmental Engineering, Cambridge, MA, United States
 
Improved evaluation of the global methanol budget thanks to novel multi-platform observations (489534)
Trissevgeni Stavrakou1, Jean Francois Mueller2, Bruno Franco3, Maite Bauwens2, Lieven Clarisse4, Pierre-Francois Coheur4 and Cathy Clerbaux5, (1)Belgisch Instituut voor Ruimte-Aeronomie, Brussel, Belgium, (2)Belgian Institute for Space Aeronomy, Brussels, Belgium, (3)Université Libre de Bruxelles, Brussels, Belgium, (4)Université Libre de Bruxelles (ULB), Quantum Chemistry and Photophysics, Atmospheric Spectroscopy, Brussels, Belgium, (5)LATMOS Laboratoire Atmosphères, Milieux, Observations Spatiales,Sorbonne Université, UVSQ, CNRS, Paris, France
 
Test of chemical mechanisms for the NO3 oxidation of isoprene in the atmospheric simulation chamber SAPHIR (490782)
Hendrik Fuchs1, Peter Edwards2, Patrick Dewald3, Justin Shenolikar4, Nils Friedrich4, John Crowley5, Steven S Brown6, François Bernard7, Li Zhou8, Juliane Fry9, Bellamy Brownwood10, Anna Novelli11, Changmin Cho12, Birger Bohn11, Franz Rohrer11, Epameinondas Tsiligiannis13, Xu Kangming14, Rupert Holzinger15, Thomas F Mentel16, Sungah Kang17, Luisa Hantschke18, Ralf Tillmann19, David Reimer18, Mattias Hallquist20, Rongrong Wu21, Sergej Wedel18 and NO3Isoprene SAPHIR campaign team, (1)Forschungszentrum Jülich GmbH, Jülich 52428, Germany, (2)University of Leicester, Leicester, United Kingdom, (3)Max-Planck Institute for Chemistry, Mainz, Germany, (4)Max-Planck-Institute for Chemistry, Mainz, Germany, (5)Max Planck Institute for Chemistry, Mainz, Germany, (6)NOAA Earth System Research Laboratory, Chemical Sciences Division, Boulder, CO, United States, (7)CNRS, Paris Cedex 16, France, (8)Centre National de la Recherche Scientifique (ICARE-CNRS)/OSUC, Institut de Combustion Aerothermique, Reactivite et Environnement, Orleans, France, (9)Reed College, Chemistry and Environmental Studies, Portland, OR, United States, (10)Reed College, Chemistry and Environmental Studies, Portland, United States, (11)Forschungszentrum Jülich GmbH, Institute of Energy and Climate Research, IEK-8: Troposphere, Jülich, Germany, (12)Forschungeszentrum Jülich GmbH, Insitute of Energy and Climate Research, IEK-8: Troposphere, Jülich, Germany, (13)University of Gothenburg, Department of Chemistry, Atmoshperic Sciences, Gothenburg, Sweden, (14)Institute for Marine and Atmospheric Research Utrecht, Utrecht, Netherlands, (15)Utrecht University, Utrecht, Netherlands, (16)IEK-8-Troposphere, Juelich, Germany, (17)Forschungszentrum Jülich GmbH, Institute of Energy and Climate Research, IEK-8: Troposphere, Jülich 52428, Germany, (18)Forschungszentrum Jülich GmbH, Jülich, Germany, (19)Institute of Energy and Climate Research, IEK-8, Forschungszentrum Jülich, Jülich, Germany, (20)University of Gothenburg, Department of Chemistry, Atmospheric Science, Gothenburg, Sweden, (21)Nanjing university, Nanjing, China
 
Measurements of α-Pinene Ozonolysis Products Uptake to Submicron Aerosols at A Broad Range of Tropospheric Temperatures (494938)
Yaowei Li1, Martin Breitenlechner1 and Frank N Keutsch2, (1)Harvard University, School of Engineering and Applied Sciences, Cambridge, MA, United States, (2)Harvard University, School of Engineering and Applied Sciences, Department of Chemistry and Chemical Biology and Department of Earth and Planetary Sciences, Cambridge, MA, United States
 
Observational Constraints on Marine Abiotic VOC Sources from Surface Photolysis and Reactions with Ozone (498787)
Gordon Novak1, Michael Vermeuel1, Delaney B. Kilgour2 and Timothy Bertram1, (1)University of Wisconsin Madison, Chemistry, Madison, WI, United States, (2)University of Wisconsin Madison, Chemistry, Madison, United States
 
Towards quantification of organic compounds for chemical ionization mass spectrometers: cluster stability and relative ion transmission (503379)
Harald Stark1,2, Jordan E. Krechmer2, Paola Massoli2,3, Derek J. Price4,5, Demetrios Pagonis1,6, Lucas B Algrim1,6, Manjula R Canagaratna2, Douglas R Worsnop2 and Jose L Jimenez1,6, (1)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (2)Aerodyne Research Inc., Billerica, MA, United States, (3)Green Energy Consumers Alliance, Boston, MA, United States, (4)Cooperative Institute for Research in Environmental Sciences, Boulder, United States, (5)University of Colorado at Boulder, Department of Chemistry, Boulder, United States, (6)University of Colorado at Boulder, Department of Chemistry, Boulder, CO, United States
 
The Lifecycle of Photo-Bleached SOA: Characterization of Multigenerational Aging Processes in Secondary Organic Aerosol (505575)
Rachel E O'Brien1, Lydia Dolvin2, Corey Thrasher3, Tanner Braman3, Hongmin Yu3 and Emma Walhout1, (1)College of William and Mary, Chemistry, Williamsburg, VA, United States, (2)College of William and Mary, Williamsburg, VA, United States, (3)College of William and Mary, Williamsburg, United States
 
A Tale of Two Monomers: Modeling the Competition Between Peroxy Radical Dimerization and HO2 Termination (507547)
Meredith Schervish, Carnegie Mellon University, Center for Atmospheric Particle Studies, Pittsburgh, PA, United States and Neil McPherson Donahue, Carnegie Mellon Univ, Pittsburgh, PA, United States
 
Using High-Resolution Tandem Mass Spectrometry to Characterize Indoor vs. Outdoor I/SVOCs in a Typical Home (507879)
Roger Sheu1, Claire F. Fortenberry2, Michael J. Walker2, Azin Eftekhari3, Glenn Morrison3, Brent J Williams2 and Drew R Gentner1, (1)Yale University, Department of Chemical and Environmental Engineering, New Haven, CT, United States, (2)Washington University in St Louis, Department of Energy, Environmental, and Chemical Engineering, St. Louis, MO, United States, (3)University of North Carolina at Chapel Hill, Department of Environmental Sciences and Engineering, Chapel Hill, NC, United States
 
Organic aerosol processing by bacteria in clouds: Mass formation and loss (511229)
Barbara Ervens, Université Clermont Auvergne, Institute of Chemistry, Clermont-Ferrand, France, Pierre Amato, UMR 6296 CNRS-Université Blaise Pascal-ENSCCF, ICCF SEESIB, Aubière, France and Anne marie Delort, CNRS, Aubière, France
 
From Oxidation to Cloud Droplet Formation Utilizing a Near-Explicit Chemical Mechanism and the Binary Activity Thermodynamics Model (512039)
Kyle Gorkowski, Camilo S. Damha, Dalrin Ampritta Amaladhasan, Thomas Colin Preston and Andreas Zuend, McGill University, Department of Atmospheric and Oceanic Sciences, Montreal, QC, Canada
 
Revisiting the anthropogenic impacts on biogenic secondary organic aerosol in southeast US (512805)
Yiqi Zheng, San Diego, CA, United States, Jingqiu Mao, University of Alaska Fairbanks, Fairbanks, AK, United States, Joel A Thornton, University of Washington, Seattle, WA, United States, Nga Lee Ng, Georgia Institute of Technology Main Campus, Atlanta, GA, United States, Erin McDuffie, Dalhousie University, Department of Physics and Atmospheric Science, Halifax, NS, Canada, Jose L Jimenez, University of Colorado at Boulder, Department of Chemistry, Boulder, CO, United States, Eloise Ann Marais, University of Leicester, Department of Physics and Astronomy, Leicester, LE1, United Kingdom and Hansen Cao, University of Colorado Boulder, Boulder, CO, United States
 
Constraining Parameter Domains for Secondary Organic Aerosol Formation (519719)
William C Porter1, Jose L Jimenez2 and Kelley C Barsanti1, (1)University of California Riverside, Riverside, CA, United States, (2)University of Colorado at Boulder, Department of Chemistry, Boulder, CO, United States
 
A New Sink of Secondary Organic Aerosols: Modeling of Heterogeneous Oxidation of IEPOX-SOA (528510)
Alan Lim, Chinese University of Hong Kong, Hong Kong, Hong Kong, Amos P. K. Tai, The Chinese University of Hong Kong, Graduate Division of Earth and Atmospheric Sciences, Hong Kong, Hong Kong and Man Nin Chan, Organization Not Listed, Washington, DC, United States
 
The Estimated Impacts of Volatile Chemical Products on Particulate Matter and Ozone Criteria Pollutants in an Urban Atmosphere (537932)
Momei Qin1, Benjamin Murphy2, Brian C McDonald3, Stuart A McKeen4, Lauren Koval1, Kristin K Isaacs1, Quanyang Lu5, Allen L Robinson6, Madeleine Strum2, Jennifer Snyder7, Christos Efstathiou8, Chris Allen8 and Havala Olson Taylor Pye9, (1)Environmental Protection Agency Research Triangle Park, Research Triangle Park, United States, (2)Environmental Protection Agency Research Triangle Park, Research Triangle Park, NC, United States, (3)Chemical Sciences Division, NOAA Earth System Research Laboratory, Boulder, CO, United States, (4)NOAA/ESRL, Boulder, CO, United States, (5)Carnegie Mellon University, Pittsburgh, United States, (6)Carnegie Mellon University, Pittsburgh, PA, United States, (7)Environmental Protection Agency Research Triangle Park, Durham, United States, (8)General Dynamics Information Technology Research Triangle Park, Durham, United States, (9)US Environmental Protection Agency Research Triangle Park, Durham, NC, United States
 
Constraining Cooking and Coal Combustion Organic Aerosol Source Profiles Using Advanced Factorization Techniques (541838)
Sahil Bhandari1, Kanan Patel1, Shahzad Gani2, Gazala Habib3, Joshua Apte2 and Lea Hildebrandt Ruiz1, (1)University of Texas at Austin, McKetta Department of Chemical Engineering, Austin, TX, United States, (2)University of Texas at Austin, Department of Civil, Architectural and Environmental Engineering, Austin, TX, United States, (3)Indian Institute of Technology Delhi, Civil Engineering, New Delhi, India
 
More Explicit Alkane Chemistry Improves the Representation of Several Volatile Organic Compounds Including Methyl Ethyl Ketone in The Remote Atmosphere (542933)
Rebecca Schwantes1, Rebecca S Hornbrook2, Eric C Apel2, Alan J Hills3, John Joseph Orlando3, Louisa K Emmons2 and Siyuan Wang2, (1)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling Laboratory, Boulder, CO, United States, (2)National Center for Atmospheric Research, Boulder, CO, United States, (3)NCAR, Boulder, CO, United States
 
Simulating IEPOX multiphase chemistry chamber experiments using MOSAIC box model (546090)
Mega Octaviani1, ManishKumar Baban Shrivastava1, Alla Zelenyuk1 and Rahul A Zaveri2, (1)Pacific Northwest National Laboratory, Richland, WA, United States, (2)Pacific Northwest Natl Lab, Richland, WA, United States
 
HOxROx Measurements of Highly-Oxidized Multifunctional Compounds Species During CLOUD and PROPHET AMOS (551570)
Lee Mauldin1, Christopher A Cantrell2, Matti Rissanen3, John B Nowak4, Andrew T Lambe5, Manjula R Canagaratna5, Chao Yan3, Wei Nie6 and Xucheng He7, (1)University of Colorado, Boulder, Boulder, CO, United States, (2)Univ of Colorado, Boulder, CO, United States, (3)University of Helsinki, Helsinki, Finland, (4)NASA Langley Research Center, Hampton, VA, United States, (5)Aerodyne Research Inc., Billerica, MA, United States, (6)Nanjing University, School of Atmospheric Sciences, Nanjing, China, (7)University of Helsinki, Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, Helsinki, Finland
 
Evolution in Chemical Composition of Secondary Organic Aerosol from Heated-Cooking Oil Emissions (551954)
Manpreet Takhar1, Craig Stroud2 and Arthur W.H. Chan1, (1)University of Toronto, Department of Chemical Engineering and Applied Chemistry, Toronto, ON, Canada, (2)Environment and Climate Change Canada, Air Quality Research Division, Toronto, ON, Canada
 
Intermediate-Volatility Organic Compounds Emitted from Artificial Turf (553108)
Nicole C Bouvier-Brown, Catherine Machado, Erica Choe and Oriana Strieleman, Loyola Marymount University, Los Angeles, CA, United States
 
Significant Contributions of Higher Alkanes to Secondary Organic Aerosols in China (570881)
Chaomin Wang1, Caihong Wu1, Sihang Wang1, Jipeng Qi1, Baolin Wang2, Zelong Wang1, Weiwei Hu3, Wei Chen3, Yele Sun4, Shan Huang1, Wei Song5, Xinming Wang6, Suxia Yang1, Nan Ma7, Xuemei Wang7, Bin Yuan1 and Min Shao7, (1)Jinan University, Guangzhou, China, (2)Peking University, Beijing, China, (3)Chinese Academy of Sciences, Guangzhou, China, (4)Institute of Atmospheric Physics, Chinese Academy of Sciences, State Key Laboratory of Atmospheric Boundary Layer Physics and Atmospheric Chemistry, Beijing, China, (5)State Key Laboratory of Organic Geochemistry and Guangdong Provincial Key Laboratory of Environmental Protection and Resources Utilization, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou, China, (6)Chinese Academy Of Sciences, Guangzhou, China, (7)Jinan University, Institute for Environmental and Climate Research, Guangzhou, China
 
Monoterpene oxidation in China (579584)
Haichao Wang1, Xiaorui Chen1, Chunmeng Li2 and Keding Lu1, (1)Peking University, State Key Joint Laboratory of Environmental Simulation and Pollution Control, College of Environmental Sciences and Engineering, Beijing, China, (2)Haichao Wang : Peking University, State Key Joint Laboratory of Environmental Simulation and Pollution Control, College of Environmental Sciences and Engineering, Beijing, China
 
Biogenic Versus Anthropogenic Sources of Atmospheric Ethanol: Constraints from Two Recent Field Campaigns (591964)
Hariprasad Dilip Alwe, University of Minnesota, Saint Paul, MN, United States, Dylan B Millet, University of Minnesota Twin Cities, Department of Soil, Water, and Climate, St Paul, MN, United States and Xin Chen, University of Minnesota Twin Cities, Minneapolis, MN, United States
 
Detailed Comparison of Chamber Measurements and Mechanistic Predictions to Improve Understanding of SOA Formation Mechanisms (597675)
Josh Moss1, Abigail Koss2, Kevin Nihill1, Martin Breitenlechner3, Alexander Zaytsev4, Richard Valorso5, Marie Camredon5, Bernard Aumont5, Frank N Keutsch6 and Jesse H Kroll7, (1)Massachusetts Institute of Technology, Civil and Environmental Engineering, Cambridge, MA, United States, (2)University of Colorado at Boulder, Boulder, CO, United States, (3)Harvard University, School of Engineering and Applied Sciences, Cambridge, MA, United States, (4)Harvard University, Paulson School of Engineering and Applied Sciences, Cambridge, MA, United States, (5)University Paris-Est Créteil Val de Marne, Créteil Cedex, France, (6)UW Madison, Madison, WI, United States, (7)Massachusetts Institute of Technology, Cambridge, MA, United States
 
A Robust Clustering Algorithm for Measurements of Composition-Dependent Thermal Desorption of Organic Aerosol (606004)
Christopher D Cappa1, Ziyue Li2, Emma D'Ambro3, Siegfried Schobesberger4, Cassandra Gaston5, Jiumeng Liu6, John Shilling6 and Joel A Thornton7, (1)University of California Davis, Civil and Environmental Engineering, Davis, CA, United States, (2)University of California Davis, Atmospheric Science, Davis, CA, United States, (3)Univ Washington - Seattle, Seattle, WA, United States, (4)University of Eastern Finland, Kuopio, Finland, (5)University of Miami, Department of Atmospheric Sciences, Miami, FL, United States, (6)Pacific Northwest National Laboratory, Richland, WA, United States, (7)University of Washington, Seattle, WA, United States
 
Challenges in Modeling Organic Aerosols in the Remote Troposphere (Invited) (614674)
Alma Hodzic, University Corporation for Atmospheric Research, Boulder, CO, United States, Pedro Campuzano-Jost, University of Colorado at Boulder, Department of Chemistry and Biochemistry, Boulder, CO, United States, Duseong Jo, University of Colorado at Boulder, Chemistry/CIRES, Boulder, CO, United States, Benjamin Nault, University of California Berkeley, Dept. of Earth and Planetary Science, Berkeley, CA, United States, Doug A Day, University of Colorado, Dept. of Chemistry, Boulder, CO, United States, Jason Clay Schroder, Colorado Department of Public Health and Environment, Denver, CO, United States, Jose L Jimenez, University of Colorado at Boulder, Department of Chemistry, Boulder, CO, United States, Simone Tilmes, National Center for Atmospheric Research, Atmospheric Chemistry, Observations, and Modeling Laboratory, Boulder, CO, United States and ATOM team
 
Large Emissions from Volatile Chemical Products Related to Population Density in the US (618225)
Georgios Gkatzelis1,2, Matthew Mitchell Coggon1,2, Brian C McDonald3,4, Jeff Peischl5,6, Kenneth C. Aikin1,2, Jessica Gilman2, Thomas B Ryerson7, Michael Trainer3 and Carsten Warneke8, (1)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (2)NOAA Earth System Research Laboratory, Chemical Sciences Division, Boulder, CO, United States, (3)Chemical Sciences Division, NOAA Earth System Research Laboratory, Boulder, CO, United States, (4)Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO, United States, (5)NOAA Chemical Sciences Division, Boulder, CO, United States, (6)Cooperative Institute for Research in Environmental Sciences, University of Colorado Boulder, Boulder, CO, United States, (7)NOAA ESRL Chemical Sciences Division, Boulder, CO, United States, (8)NOAA Chemical Sciences Div., Boulder, CO, United States
 
HCOOH in the Remote Atmosphere during ATom: Surprisingly large and variable sources from fires (618968)
Xin Chen, University of Minnesota Twin Cities, Minneapolis, MN, United States, Dylan B Millet, University of Minnesota Twin Cities, Department of Soil, Water, and Climate, St Paul, MN, United States, J A Neuman, Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, Patrick R Veres, Earth System Research Laboratory, Chemical Sciences Division, Boulder, CO, United States, Thomas B Ryerson, NOAA ESRL Chemical Sciences Division, Boulder, CO, United States and ATom Science Team
 
Quantifying organic aerosol removal in the remote troposphere: Constrains on physical and chemical removal of OA provided by the ATom mission. (619091)
Pedro Campuzano Jost1, Benjamin Nault2, Jose L Jimenez3, Jason Clay Schroder4, Doug A Day5, Alma Hodzic6, Nicola J Blake7, Donald Ray Blake7, Steven C Wofsy8, Roisin Commane9, Bruce C Daube10, Joseph M Katich11, Joshua Peter Schwarz12, Duseong Jo13, Simone Tilmes14, Pengfei Yu11, Karen Hepler Rosenlof15, Anna Lily Hodshire16, Jeffrey R Pierce17, Jack Kodros17, Eric A Ray18 and Paul A. Newman19, (1)University of Colorado Boulder, Boulder, CO, United States, (2)University of California Berkeley, Dept. of Earth and Planetary Science, Berkeley, CA, United States, (3)University of Colorado at Boulder, Department of Chemistry, Boulder, CO, United States, (4)Colorado Department of Public Health and Environment, Denver, CO, United States, (5)University of Colorado, Dept. of Chemistry, Boulder, CO, United States, (6)National Center for Atmospheric Research, Boulder, CO, United States, (7)University of California Irvine, Irvine, CA, United States, (8)Harvard University, School of Engineering and Applied Sciences, Cambridge, MA, United States, (9)Columbia University of New York City, Palisades, CA, United States, (10)Harvard University, Cambridge, MA, United States, (11)CIRES, Boulder, CO, United States, (12)NOAA ESRL, Boulder, CO, United States, (13)University of Colorado at Boulder, Chemistry/CIRES, Boulder, CO, United States, (14)National Center for Atmospheric Research, Atmospheric Chemistry, Observations, and Modeling Laboratory, Boulder, CO, United States, (15)NOAA Earth System Research Laboratory, Chemical Sciences Division, Boulder, CO, United States, (16)Colorado State University, Fort Collins, CO, United States, (17)Colorado State University, Atmospheric Science, Fort Collins, CO, United States, (18)NOAA/CIRES, Boulder, United States, (19)NASA GSFC, Code 610, Greenbelt, MD, United States
 
Gas-phase organic acid formation in forested environments: Applications of laboratory studies to ambient observations (620794)
Michael Link Michael Link and Delphine Farmer, Colorado State University, Fort Collins, CO, United States
 
Global measurements of isoprene from space: Constraints on emissions and atmospheric oxidation (Invited) (621686)
Dylan B Millet, University of Minnesota Twin Cities, Department of Soil, Water, and Climate, St Paul, MN, United States, Kelley C Wells, Department of Soil, Water, and Climate, Saint Paul, MN, United States, Vivienne Payne, NASA Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, Malte Julian Deventer, University of Minnesota Twin Cities, Minneapolis, MN, United States, Eric S Edgerton, Atmospheric Research & Analysis, Inc., Cary, NC, United States, Jose D Fuentes, Penn State University, University Park, PA, United States, Joost A de Gouw, NOAA Earth System Research Laboratory, Boulder, CO, United States, Martin Graus, University of Innsbruck, Innsbruck, Austria, Carsten Warneke, NOAA Chemical Sciences Div., Boulder, CO, United States and Armin Wisthaler, University of Oslo, Department of Chemistry, Oslo, Norway
 
The Human Forest: Fragranced volatile chemical products enhance ozone exceedances in New York City (624181)
Carsten Warneke1, Matthew Mitchell Coggon2,3, Georgios Gkatzelis2,3, Brian C McDonald4,5, Jeff Peischl6,7, Kenneth C. Aikin2, Jessica Gilman3, Stuart A McKeen8, Thomas B Ryerson9 and Michael Trainer4, (1)NOAA Boulder, Boulder, CO, United States, (2)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (3)NOAA Earth System Research Laboratory, Chemical Sciences Division, Boulder, CO, United States, (4)Chemical Sciences Division, NOAA Earth System Research Laboratory, Boulder, CO, United States, (5)Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO, United States, (6)NOAA Chemical Sciences Division, Boulder, CO, United States, (7)Cooperative Institute for Research in Environmental Sciences, University of Colorado Boulder, Boulder, CO, United States, (8)NOAA/ESRL, Boulder, CO, United States, (9)NOAA ESRL Chemical Sciences Division, Boulder, CO, United States
 
Observational Constraints on Mobile Source Volatile Organic Compound Emissions in the Urban Southeast US (625004)
Chunyan Ma, Atlanta, GEORGIA, United States, Armistead G Russell, Georgia Institute of Technology, Atlanta, GA, United States, Jin Wang, Beijing Jiaotong University, School of Civil Engineering, Beijing, China and Jennifer Kaiser, Georgia Institute of Technology Main Campus, School of Civil and Environmental Engineering, Atlanta, GA, United States
 
Aging of nitrate-containing organic aerosols and its implication for the NOx budget (628711)
Qing Ye1, Qianwen Shi2, Colette L Heald1, Jennifer G Murphy3 and Jesse H Kroll4, (1)Massachusetts Institute of Technology, Civil and Environmental Engineering, Cambridge, MA, United States, (2)University of Toronto, Chemistry, Toronto, ON, Canada, (3)University of Toronto, Toronto, ON, Canada, (4)Massachusetts Institute of Technology, Cambridge, MA, United States
 
On the Formation and Evolution of Dimeric Compounds in α-Pinene Secondary Organic Aerosol (632721)
Min Yao, Yue Zhao and Minghao Hu, Shanghai Jiao Tong University, School of Environmental Science and Engineering, Shanghai, China
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