American Association for Aerosol Research - Abstract Submission

AAAR 37th Annual Conference
October 14 - October 18, 2019
Oregon Convention Center
Portland, Oregon, USA

Tuesday     -     Wednesday     -     Thursday     -     Friday




Wednesday

Wednesday 8:00 AM - 9:15 AM
Plenary II



8:00
  		 What to do about the Toll Biomass Burning is taking on our Health, Indoor Environments, and Climate Shelly Miller, University of Colorado Boulder


  		 Moderator Andrea Ferro, Clarkson University

9:00
  		 Whitby Award Presentation, Liu Award Presentation Timothy Raymond, Bucknell University


  		 AS&T Outstanding Paper Award Presentation and Outstanding Reviewer Awards Presentation Warren Finlay, University of Alberta

Wednesday 9:00 AM - 5:00 PM
Exhibits Open



Wednesday 9:15 AM - 9:45 AM
Coffee Break



Wednesday 9:45 AM - 11:30 AM
Session 5: Platform



5AC AEROSOL CHEMISTRY IV: MULTIPHASE REACTIONS
OREGON BALLROOM
Thomas Berkemeier and Kelvin Bates, chairs

5AC.1  
9:45		 Hydroxyl Radicals from Isoprene Hydroxy Hydroperoxide (ISOPOOH) Decomposition Induced by Irons in Water. TING FANG, Pascale Lakey, Jean Rivera-Rios, Frank Keutsch, Manabu Shiraiwa, University of California, Irvine

5AC.2  
10:00		 Unambiguous Elucidation of the Structure and Formation Mechanism of Dimer Esters in Monoterpene Secondary Organic Aerosol. CHRISTOPHER KENSETH, Yuanlong Huang, Nicholas Hafeman, Nathan Dalleska, Brian Stoltz, John Seinfeld, California Institute of Technology

5AC.3  
10:15		 Kinetics and Equilibria for the Multiphase Formation of Hemiacetals and Peroxyhemiacetals. JULIA BAKKER-ARKEMA, Megan Claflin, Paul Ziemann, University of Colorado

5AC.4  
10:30		 The Effects of Aerosol-Phase State and Chemical Composition on Multiphase Chemistry Leading to Isoprene-Derived Secondary Organic Aerosol Formation. YUE ZHANG, Yuzhi Chen, Andrew Lambe, Nicole Olson, Ziying Lei, Manjula Canagaratna, Jordan Krechmer, Rebecca Craig, Zhenfa Zhang, Avram Gold, John Jayne, Douglas Worsnop, Timothy Onasch, Cassandra Gaston, Joel A. Thornton, William Vizuete, Andrew Ault, Jason Surratt, Univ. of North Carolina, Chapel Hill/Aerodyne Research, Inc.

5AC.5  
10:45		 Modification of Aerosol Phase, Acidity, and Structure by Heterogeneous and Multiphase Chemistry. ANDREW AULT, Ziying Lei, Nicole Olson, Yuzhi Chen, Yue Zhang, Andrew Lambe, Jason Surratt, University of Michigan

5AC.6  
11:00		 Kinetics and Products of Multiphase Ozonolysis of Unsaturated Lipids. ZILIN ZHOU, Shouming Zhou, Jonathan Abbatt, University of Toronto, Canada

5AC.7  
11:15		 Laboratory Studies of ClNO2 Production from N2O5 Uptake on Saline Playa Dusts. CASSANDRA GASTON, Dhruv Mitroo, Thomas Gill, Savannah Haas, Kerri Pratt, Haley Royer, University of Miami

5AE AEROSOL EXPOSURE II
ROOM A 106
Jeffrey Siegel and Fobang Liu, chairs

5AE.1  
9:45		 Modeling Ambient Air Quality at Exposure Relevant Scales using the Community Earth System Model. FORREST LACEY, Rebecca Schwantes, Simone Tilmes, Colin Zarzycki, Louisa Emmons, Marsh Daniel, Walters Stacy, Francis Vitt, Gabriele Pfister, Peter Lauritzen, Alma Hodzic, National Center for Atmospheric Research

5AE.2  
10:00		 Improving Daily Surface Particulate Matter Estimates during Extreme Fire Events using a Novel NASA Satellite Plume Injection Height Algorithm. S. MARCELA LORÍA-SALAZAR, Jingting Huang, Jaehwa Lee, Andrew Sayer, Neil Lareau, Heather Holmes, Jens Redemann, University of Oklahoma

5AE.3  
10:15		 Environmental Justice and Fine Particulate Matter Exposure in California. SARAH CHAMBLISS, David Paolella, Christopher Tessum, Joshua Apte, Julian Marshall, University of Texas at Austin

5AE.4  
10:30		 Near-Source Spatial Extents and Socio-Economic Disparity in Urban Air Pollution Exposure. RISHABH SHAH, Ellis Shipley Robinson, Peishi Gu, Joshua Apte, Allen Robinson, Albert A. Presto, Carnegie Mellon University

5AE.5  
10:45		 Spatial Correlation of Ultrafine Particle Number and PM2.5 Mass Concentrations: Implications for Health Assessment. PROVAT SAHA, Shayak Sengupta, Joshua Apte, Peter Adams, Allen Robinson, Albert Presto, Carnegie Mellon University

5AE.6  
11:00		 Land Use Regression Models of Traffic-Related Semi-Volatile Organic Pollutants in an Urban Area with Elevated Prevalence of Pediatric Asthma. Sarah Esenther, Elizabeth Lin, Laura Minet, Marianne Hatzopoulou, KRYSTAL GODRI POLLITT, Yale University

5AE.7  
11:15		 Children’s Particulate Matter Exposures Characterization as Part of the New Hampshire Birth Cohort Study. Michelle McCombs, JONATHAN THORNBURG, Seung-Hyun Cho, Nalyn Siripanichgon, Erin Butler, Margaret Karagas, RTI International

5BC SYMPOSIUM: BIOMASS COMBUSTION: EMISSIONS, CHEMISTRY, AIR QUALITY, CLIMATE, AND HUMAN HEALTH IV: AIR QUALITY IMPACTS OF SMOKE AT THE URBAN-WILDLAND INTERFACE
ROOM B 113-114
Andy May and Amy Sullivan, chairs

5BC.1  
9:45		 New Insights into the Health and Climate Impacts of Boreal Wildfires. SARAH STYLER, Ming Lyu, Iris Chan, Nianci Zhang, Matthew S Ross, Cora J. Young, Daniel K Thompson, University of Alberta

5BC.2  
10:00		 Regional Transport of Biomass Burning Aerosols in Northern South America and its Contribution to POA and SOA in Colombian Cities. KAREN BALLESTEROS, Maria Alejandra Rincón, Juan Manuel Rincón, Amy P. Sullivan, Ricardo Morales Betancourt, Universidad de los Andes

5BC.3  
10:15		 Airborne Characterization of Wildfire Influence on Local Air Quality in California. Nilima Sarwar, Walt Williams, Armin Sorooshian, Haflidi Jonsson, Richard Flagan, John Seinfeld, ANDREW METCALF, Clemson University

5BC.4  
10:30		 Chemical and Physical Properties of Smoke Plumes in the Western and Southeastern US Using Hazard Mapping System (HMS) and AERONET/IMPROVE Data. QIJING BIAN, Bonne Ford, Jeffrey R. Pierce, Sonia Kreidenweis, Colorado State University

5BC.5  
10:45		 Smoke Forecasting for Wildfires – Interdisciplinary Tools and Operational Applications. SUSAN O'NEILL, Narasimhan Larkin, Yufei Zou, Sean Raffuse, Peter Lahm, Mark Fitch, USDA Forest Service. INVITED.

5BC.6  
11:15		 Next Generation Wildfires: Firestorms at the Urban-Wildland Interface. KEITH BEIN, Irva Hertz-Picciotto, Anthony S. Wexler, University of California, Davis

5IA INDOOR AEROSOLS I
ROOM B 110-112
Marina Vance and Brandon Boor, chairs

5IA.1  
9:45		 Response of Eight Low-Cost Particle Sensors and Consumer Device to Typical Indoor Emission Events. YANGYANG ZOU, Matthew Young, Andrew May, Jordan Clark, The Ohio State University

5IA.2  
10:00		 Ultrafine Particle Dynamics in a Net-Zero Energy House: Application of a Building Energy Management System for Evaluating Source and Loss Processes. JINGLIN JIANG, Brandon E. Boor, Purdue University

5IA.3  
10:15		 Measurements of Fine and Ultrafine Particles Emitted by Marijuana Sources Indoors in a Residence. Wayne Ott, Kai-Chung Cheng, TONGKE ZHAO, Lance Wallace, Lynn M. Hildemann, Stanford University

5IA.4  
10:30		 Criegee Intermediate Driven Autooxidation of Lipid Aerosol Surfaces. MEIRONG ZENG, Nadja Heine, Kevin Wilson, Lawrence Berkeley National Laboratory

5IA.5  
10:45		 Indoor Black and Brown Carbon from Cooking Activities and Outdoor Penetration. SUMIT SANKHYAN, Sameer Patel, Delphine K. Farmer, Marina Vance, University of Colorado Boulder

5IA.6  
11:00		 Impacts of Rooftop Vegetation on HVAC Filter Loadings and Indoor Air Quality. PRADEEP RAMASUBRAMANIAN, Irvan Luhung, Elliott Gall, Portland State University

5IA.7  
11:15		 Database for Aerosols on the International Space Station. MARIT MEYER, Meytar Sorek-Hamer, NASA Glenn Research Center

5IM INSTRUMENTATION AND METHODS IV: IONIZATION AND CHEMICAL METHODS
ROOM B 115-116
Ann Middlebrook and Lynn Mazzoleni, chairs

5IM.1  
9:45		 Intercomparison of an EESI-TOF with VOCUS-PTR for Quantitative Aerosol Analysis. DONGYU S. WANG, Chuan Ping Lee, Jordan Krechmer, Manjula Canagaratna, Francesca Majluf, Yandong Tong, Josef Dommen, Andre S.H. Prévôt, Imad El Haddad, David Bell, Jay G. Slowik, Urs Baltensperger, Paul Scherrer Institute

5IM.2  
10:00		 Laboratory Evaluation of Organic Aerosol Chemical Composition and Partitioning Measurements Obtained from High-Resolution Mass Spectrometers with Different Soft Ionization Schemes. MANJULA CANAGARATNA, Jordan Krechmer, Melissa Morris, Andrew Lambe, Francesca Majluf, Harald Stark, Kaspar Daellenbach, Megan Claflin, Archit Mehra, Chenyang Bi, Brian Lerner, Felipe Lopez-Hilfiker, Gabriel Isaacman-VanWertz, John Jayne, Douglas Worsnop, Aerodyne Research, Inc.

5IM.3  
10:15		 Ionization Efficiency of Evolved Gas Molecules from Aerosol Particles in a Thermal Desorption Aerosol Mass Spectrometer. YU IDE, Kento Uchida, Nobuyuki Takegawa, Tokyo Metropolitan University

5IM.4  
10:30		 Online Molecular Analysis of Secondary Organic Aerosol Using Droplet Assisted Ionization. DEVAN E. KERECMAN, Michael J. Apsokardu, Yao Zhang, Murray Johnston, University of Delaware

5IM.5  
10:45		 Mechanism of Ion Formation by Droplet Assisted Ionization. MICHAEL J. APSOKARDU, Justin Krasnomowitz, Devan E. Kerecman, Yao Zhang, Shuai Jiang, Murray Johnston, University of Delaware

5IM.6  
11:00		 Comprehensive Two-Dimensional Gas Chromatography Mass Spectrometry with Solid-state Thermal Modulator for In-situ Speciated Measurement of Organic Aerosols. ZHAOJIN AN, Haixia Ren, Mo Xue, Xiaosheng Guan, Jingkun Jiang, Tsinghua University, China

5IM.7  
11:15		 Isomer-resolved Chemical Characterization of the Particle-phase Oxidation Products of Indoor Emissions Using Gas Chromatography-Chemical Ionization Mass Spectrometry. CHENYANG BI, Graham Frazier, Jordan Krechmer, Wen Xu, Andrew Lambe, Megan Claflin, Brian Lerner, Manjula Canagaratna, John Jayne, Douglas Worsnop, Gabriel Isaacman-VanWertz, Virginia Tech

5UA URBAN AEROSOLS IV: WHAT HAVE WE LEARNED? TRENDS IN AIR MONITORING NETWORKS, EFFECTS OF POLICY CHANGES, AND SYNTHESES OF INTENSIVE FIELD CAMPAIGNS
ROOM B 117-119
Scott Epstein and Qing Ye, chairs

5UA.1  
9:45		 Variable Urban SOA Production Explained by Emissions and Photochemistry to Quantify its Impact on Mortality. BENJAMIN A. NAULT, Duseong Jo, Pedro Campuzano-Jost, Douglas Day, Weiwei Hu, Jason Schroder, James Allan, Manjula Canagaratna, Hugh Coe, Peter DeCarlo, Jessica Gilman, Patrick Hayes, Daven Henze, B. Thomas Jobson, Bill Kuster, Bernhard Rappenglueck, James Roberts, Jochen Stutz, Ezra Wood, Dominique Young, Bin Yuan, Brian McDonald, Joost de Gouw, Jose-Luis Jimenez, et al., CIRES, University of Colorado, Boulder

5UA.2  
10:00		 Impact of Fireworks, Residential Wood Burning, and Wildfire on PM2.5 Concentrations in Southern California. XIANG LI, Melissa Sheffer, Mark Bassett, Scott A. Epstein, South Coast Air Quality Management District

5UA.3  
10:15		 Rethinking Near-road PM2.5 in US Cities. RAJ LAL, Anu Ramaswami, Armistead G. Russell, Georgia Institute of Technology

5UA.4  
10:30		 Urban Atmospheric Aerosol Size Distributions: A Global Perspective. Tianren Wu, BRANDON E. BOOR, Purdue University

5UA.5  
10:45		 Air Quality in Canadian Port Cities: Regulation of Large Vessels to Low-Sulfur Marine Fuel in the North American Emissions Control Area (NA ECA). Angelos Anastasopolos, Uwayemi Sofowote, PHILIP K. HOPKE, Mathieu Rouleau, Tim Shin, Ryan Kulka, Paul-Michael Farrah, Mark Gibson, Health Canada

5UA.6  
11:00		 Trends in PM2.5 Transition Metals in Urban Areas across the United States. CHRISTOPHER HENNIGAN, Aidan Mucci, Brian Reed, University of Maryland, Baltimore County

5UA.7  
11:15		 Air Quality Management in Chile: Effectiveness and Environmental Justice Issues. HECTOR JORQUERA, Yasna Llanos, Ana Villalobos, Javier Ustariz, Pontificia Universidad Catolica de Chile

Wednesday 11:30 AM - 1:00 PM
Early Career Event



Wednesday 1:00 PM - 3:00 PM
Session 6: Platform



6AC AEROSOL CHEMISTRY V: AEROSOL PHYSICAL PROPERTIES
OREGON BALLROOM
Roya Bahreini and Manishkumar Shrivastava, chairs

6AC.1  
1:00		 Raoult was Right: A Fresh Old Look at Solution Thermodynamics. ANTHONY S. WEXLER, Ahmad Ikram, Simon Clegg, Devis Di Tommaso, Xiangwen Wang, University of California, Davis

6AC.2  
1:15		 Exploring Gelation in Model Marine Aerosol Particles: Micro-Rheological Observations of Ternary Water-Monosaccharide-Calcium Ion Microdroplets. RYAN DAVIS, David Richards, Kristin Trobaugh, Trinity University

6AC.3  
1:30		 The Effect of Molecular Weight on the Phase Separation of Polymer-Polymer Aerosol Particles. EMILY-JEAN OTT, Miriam Freedman, The Pennsylvania State University

6AC.4  
1:45		 Spreading Ratio and Morphology of Size-dependent Secondary Organic Aerosols. ZIYING LEI, Nicole Olson, Yue Zhang, Yuzhi Chen, Andrew Lambe, Natalie White, Joanna Atkin, Jason Surratt, Andrew Ault, University of Michigan

6AC.5  
2:00		 Dynamic Nature of the Particle Phase for SOA Derived from Select Green Leaf Volatiles. KEVIN FISCHER, Giuseppe Petrucci, University of Vermont

6AC.6  
2:15		 Effects of Water-soluble Organic Carbon on Aerosol pH. MICHAEL BATTAGLIA JR., Rodney J. Weber, Athanasios Nenes, Christopher Hennigan, University of Maryland, Baltimore County

6AC.7  
2:30		 Using Nitric Acid- Nitrate Partitioning and Aerosol Composition Data to Constrain Gas-phase Ammonia Levels and Aerosol pH. IFAYOYINSOLA IBIKUNLE, Rodney J. Weber, Athanasios Nenes, Georgia Institute of Technology

6AC.8  
2:45		 Global Observations of Ammonium Balance and pH Indicate More Liquid Aerosol and Acidic Conditions than Current Models Predict. BENJAMIN A. NAULT, Pedro Campuzano-Jost, Douglas Day, Jason Schroder, Roya Bahreini, Huisheng Bian, Mian Chin, Simon Clegg, Peter Colarco, John Crounse, Jack Dibb, Michelle Kim, Jack Kodros, Felipe Lopez-Hilfiker, Eloise Marais, Ann M. Middlebrook, J. Andrew Neuman, John Nowak, Jeffrey R. Pierce, Eric Scheuer, Joel A. Thornton, Kostas Tsigaridis, Patrick Veres, Paul Wennberg, Jose-Luis Jimenez, CIRES, University of Colorado, Boulder

6BC SYMPOSIUM: BIOMASS COMBUSTION: EMISSIONS, CHEMISTRY, AIR QUALITY, CLIMATE, AND HUMAN HEALTH V: CHARACTERIZING EMISSIONS AND TRANSPORT FROM OPEN BIOMASS BURNING
ROOM B 113-114
Vera Samburova and Hanyang Li, chairs

6BC.1  
1:00		 A Meta-Analysis of Black Carbon Emissions from Fire-Prone Ecosystems in the United States. ANDREW MAY, Hanyang Li, Robert J. Yokelson, Gavin McMeeking, The Ohio State University

6BC.2  
1:15		 Chemical Fingerprinting of Particulate Organic Compounds in Fresh Smoke Produced from Burning Individual Western U.S. Wildland Fuels. COTY JEN, Lindsay Hatch, Nathan Kreisberg, Christos Stamatis, Yutong Liang, Robert Weber, John Battles, Scott Stephens, Robert York, Kelley Barsanti, Allen Goldstein, Carnegie Mellon University

6BC.3  
1:30		 Impact of Fuel Type and Combustion Phase on the Chemical Composition of Particulate Matter Emissions from Wildland Fires. AMARA HOLDER, Johanna Aurell, Ingrid George, Brian Gullett, Venkatesh Rao, U.S. EPA

6BC.4  
1:45		 Investigation into Airborne-Based Smoke Marker Ratios and Brown Carbon from Wildfires in the Western U.S. during the WE-CAN Study. AMY P. SULLIVAN, Jakob Lindaas, Emily Fischer, Lauren Garofalo, Delphine K. Farmer, Sonia Kreidenweis, Teresa Campos, Jeffrey Collett, Colorado State University

6BC.5  
2:00		 Chemical Composition of Brown Carbon in Tar Ball Aerosols from Biomass Burning. Anusha P.S. Hettiyadura, Chunlin Li, Quanfu He, Yinon Rudich, ALEXANDER LASKIN, Purdue University

6BC.6  
2:15		 Optical, Physical, and Chemical Properties of Emissions from Open Combustion of Cheatgrass (Bromus Tectorum). MEGAN RENNIE, Vera Samburova, Deep Sengupta, Andrey Khlystov, Hans Moosmuller, Desert Research Institute

6BC.7  
2:30		 Chemically Distinct Emissions from Highly Controlled Pyrolysis of Three Wood Types. ANITA AVERY, Mariam Fawaz, Leah Williams, Tami Bond, Timothy Onasch, Aerodyne Research, Inc.

6BC.8  
2:45		 The Ubiquity of Biomass Burning Particles in the Global Remote Troposphere. GREGORY SCHILL, Karl D. Froyd, Daniel Murphy, Christina Williamson, Agnieszka Kupc, Charles Brock, Huisheng Bian, Mian Chin, Peter Colarco, Eric Ray, Alan Hills, Rebecca Hornbrook, Eric Apel, NOAA ESRL and CIRES, University of Colorado Boulder

6HA HEALTH-RELATED AEROSOLS II
ROOM B 110-112
Kerry Kelly and Krystal Godri-Pollit, chairs

6HA.1  
1:00		 Glottis Opening Effects on Inhaled Particle Deposition in Human Airways. TED SPERRY, Yu Feng, Oklahoma State University

6HA.2  
1:15		 Oxidative Potential of Particulate Matter and Generation of Reactive Oxygen Species in the Epithelial Lining Fluid. TING FANG, Pascale Lakey, Rodney J. Weber, Manabu Shiraiwa, University of California, Irvine

6HA.3  
1:30		 Time-Resolved Single Cell Response of Intracellular Reactive Oxygen Species to Aerosol Particles. FOBANG LIU, Josh Whitley, Nga Lee Ng, Hang Lu, Georgia Institute of Technology

6HA.4  
1:45		 Formation of Metal-Ligand Complexes in Atmospheric Aerosol and Their Effects on ROS Production in a Surrogate Lung Fluid. CHIARA GIORIO, Sara D'Aronco, Alessandro Negro, Valerio Di Marco, Andrea Tapparo, Università degli Studi di Padova, Italy

6HA.5  
2:00		 Aerosol-mediated ROS Production: Roles of Functional Groups and Reaction Kinetics. HUANHUAN JIANG, Jin Chen, C.M. Sabbir Ahmed, Zixu Zhao, Haofei Zhang, Ying-Hsuan Lin, University of California, Riverside

6HA.6  
2:15		 The Toxicity of Gasoline Automobile Engine Emissions Depends on Fuel Type (Gasoline and Ethanol) and Driving Cycle: A Combined Biological and Aerosol Composition Study. Sebastian Oeder, J. Candeias, Tamara Kanashova, Benjamin Stengel, M. Dilger, S. Murugadoss, Olli Sippula, Sebastiano di Bucchianico, S. Bauer, Thorsten Streibel, Martin Sklorz, Jürgen Orasche, Toni Miersch, Hendryk Czech, C. Rüger, Bert Buchholz, C. Weiss, Jorma Jokiniemi, Maija-Riitta Hirvonen, Gunnar Dittmar, C. Schmidt-Weber, Jeroen Buters, RALF ZIMMERMANN, HICE Consortium, University of Rostock and Helmholtz Zentrum Munich, Germany

6HA.7  
2:30		 Collection Methods Affect the Physicochemical Properties of Combustion Particles and Their Cellular Response in a Human Macrophage-Like Cell Line. KAMALJEET KAUR, Isabel C. Jaramillo, Raziye Mohammadpour, Anne Sturrock, Hamid Ghandehari, Chris Reilly, Robert Paine, Kerry Kelly, University of Utah

6HA.8  
2:45		 Quantitative Assessment of Organic Compound Deposition in the Human Respiratory System from Rechargeable E-Cigarettes. YUAN SHAO, Kirsten Koehler, Ana Rule, Wentai Luo, Kevin McWhirter, Jim Pankow, Johns Hopkins Bloomberg School of Public Health

6IM INSTRUMENTATION AND METHODS V: MOBILITY AND OTHER SIZING METHODS
ROOM B 115-116
Don Collins and Ezra Levin, chairs

6IM.1  
1:00		 Extending the Stolzenburg DMA Transfer Function to the Scanning Electrical Mobility Spectrometer (SEMS). YUANLONG HUANG, John Seinfeld, Richard Flagan, California Institute of Technology

6IM.2  
1:15		 The Role of Size Distribution Representation in Aerosol Data Inversion. RICHARD FLAGAN, Amanda Grantz, Yuanlong Huang, California Institute of Technology

6IM.3  
1:30		 Asynchronous Functional Reactive Programming for Data Acquisition and Instrument Control: Example of a Free Software Implementation for Operating Scanning Mobility Particle Sizers. MARKUS PETTERS, North Carolina State University

6IM.4  
1:45		 MAGIC Spider: A Fast, Compact Scanning Electrical Mobility Spectrometer for UAV Deployment. STAVROS AMANATIDIS, Steven Spielman, Gregory Lewis, Susanne Hering, Richard Flagan, California Institute of Technology

6IM.5  
2:00		 On Passive Temperature Control and the Internal DMA Temperature in Hygroscopicity Tandem Differential Mobility Analyzers. CHRISTOPHER OXFORD, Brent Williams, Washington University in St. Louis

6IM.6  
2:15		 Multi-Electrometer Detector for Real–Time High-Resolution Measurements in Planar Differential Mobility Analyzers. LUIS-JAVIER PEREZ-LORENZO, Mario Amo-Gonzalez, Juan Fernandez de la Mora, Yale University

6IM.7  
2:30		 Finding the Right Mass: Comparing Measurements from a Differential Mobility Analyzer, Aerodynamic Aerosol Classifier and Aerosol Particle Mass Analyzer. QI YAO, James Radney, Akua Asa-Awuku, Christopher Zangmeister, National Institute of Standards and Technology

6IM.8  
2:45		 Novel Approaches to DMA, CPMA, and APM Transfer Function Evaluation and Inversion to Determine Two-Dimensional Aerosol Mass-Mobility Distributions. TIMOTHY SIPKENS, Jason S. Olfert, Steven Rogak, University of British Columbia

6RA REMOTE AND REGIONAL ATMOSPHERIC AEROSOL II
ROOM A 106
Deborah McGlynn and Dana McGuffin, chairs

6RA.1  
1:00		 Revisiting Particle Dry Deposition: Observational Constraints of Submicron Aerosol and Black Carbon Fluxes. Delphine K. Farmer, ETHAN EMERSON, Holly DeBolt, Gavin McMeeking, Joshua P. Schwarz, Joseph Katich, Colorado State University

6RA.2  
1:15		 Aerosol Shape Classification by Deep Learning of Scattering Patterns. PATRICIO PIEDRA, Yong-Le Pan, Gorden Videen, U.S. Army Research Laboratory

6RA.3  
1:30		 Adsorption of VOCs by Airborne Dust Particles in the Semi-Arid Forest Canopy. BORIS KRASOVITOV, Andrew Fominykh, Itzhak Katra, Avi Levy, Andrey Khlystov, Ben-Gurion University of the Negev, Israel

6RA.4  
1:45		 Chemical Composition of Individual Particles at a High-Altitude Mountain Station. KUO-PIN TSENG, Tyler Capek, Noopur Sharma, Angela Marinoni, Douglas Orsini, Claudio Mazzoleni, Swarup China, Pacific Northwest National Laboratory

6RA.5  
2:00		 Impact of Seasonal Variabilities and Synoptic Conditions on Vertical Profiles of Trace Gas and Aerosol Properties over the Eastern North Atlantic. YANG WANG, Guangjie Zheng, Swarup China, Michel Jensen, Daniel Knopf, Alexander Laskin, Alyssa Matthews, David Mechem, Fan Mei, Ryan Moffet, Tamara Pinterich, Arthur J. Sedlacek, John Shilling, Stephen Springston, Jason Tomlinson, Daniel Veghte, Rob Wood, Maria Zawadowicz, Jian Wang, Washington University in St. Louis

6RA.6  
2:15		 Rapid Chlorine Depletion in Nascent Sea Spray Aerosol by Condensed-Phase Aging Mechanisms. Noopur Sharma, SWARUP CHINA, Kuo-Pin Tseng, Daniel Knopf, Josephine Aller, Pacific Northwest National Laboratory

6RA.7  
2:30		 Ammonium and Ammonia: Concentration Trends in the Northeast United States. JAMES SCHWAB, Hesham Hassan, Matthew Ninneman, Joseph P. Marto, Jie Zhang, Sara Lance, Christopher Lawrence, Fangqun Yu, Gan Luo, Arshad Nair, Kevin Civerolo, Oliver Rattigan, University at Albany, SUNY

6RA.8  
2:45		 Influence of Agricultural Emissions and the Chesapeake Bay on Urban Aerosol Chemistry in Baltimore, Maryland. MICHAEL BATTAGLIA JR., Nicholas Balasus, Kat Ball, Ruben Delgado, Christopher Hennigan, University of Maryland, Baltimore County

6SA SOURCE APPORTIONMENT II
ROOM B 117-119
Vikram Pratap and Jai Prakash, chairs

6SA.1  
1:00		 A Global Modeling Source Apportionment of PM2.5: Identifying Major Sources and Quantifying Sensitivities to Policy Relevant Reductions. ERIN MCDUFFIE, Melanie Hammer, Michael Brauer, Steven Smith, Randall V. Martin, Dalhousie University, Halifax, Canada

6SA.2  
1:15		 Extensive Source Apportionment of PM2.5 Organic Aerosols in New Delhi. ANNA K. TOBLER, Deepika Bhattu, Francesco Canonaco, Sachchida N. Tripathi, Suresh Tiwari, Jay G. Slowik, Urs Baltensperger, Andre S.H. Prévôt, Paul Scherrer Institute

6SA.3  
1:30		 Wintertime PM2.5 in the Kathmandu Valley and Terai Region of Nepal. MD. ROBIUL ISLAM, Nita Khanal, Khadak Mahata, Siva Praveen Puppala, Narayan Babu Dhital, Michael Giordano, Benjamin Werden, Anobha Gurung, Arnico Panday, Robert J. Yokelson, Peter DeCarlo, Elizabeth Stone, University of Iowa

6SA.4  
1:45		 Characterization of Black Carbon and Trace Metals Using Soot-Particle Aerosol Mass Spectrometer: Insight into Organic Aerosol Sources in a Complex Urban Environment. LAURA-HELENA RIVELLINI, Max Adam, Nethmi Kasthuriarachchi, Alex Lee, National University of Singapore

6SA.5  
2:00		 Developing a Four-dimensional Variational Assimilation Framework for Refining U.S. Ammonia Emissions with Size-Resolved Aerosol. SHANNON CAPPS, Mahmoudreza Momeni, Matthew Lombardo, Amir Hakami, Daven Henze, Steven Thomas, Jeremy Silver, Peter Rayner, CMAQ Adjoint Development Team, Drexel University

6SA.6  
2:15		 Excitation-Emission Matrix Fluorescence Spectroscopy for Source Apportionment of Combustion Sources: Comparison to Positive Matrix Factorization Results from an Exposure Assessment Panel Study. JAY RUTHERFORD, Timothy Larson, Edmund Seto, Igor Novosselov, Jonathan Posner, University of Washington

6SA.7  
2:30		 Emissions from Rural and Urban Open Waste Burning in Ghana. DAVID PFOTENHAUER, Evan Coffey, Ali Moro, Maxwell Dalaba, Abraham Oduro, Jerimiah Asumbere, John Nyante, Maxwell Sunu, Emmanuel Appoh, Michael Hannigan, University of Colorado, Boulder

6SA.8  
2:45		 Impact of Emissions from Incomplete Combustion Sources, Biomass Burning and Fossil Fuel, on Ambient Concentrations of Black Carbon (BC) in the Milan Metropolitan Area. AMIRHOSEIN MOUSAVI, Mohammad Sowlat, Christopher Lovett, Martin Rauber, Soenke Szidat, Roberto Boffi, Alessandro Borgini, Cinzia De Marco, Ario Ruprecht, Constantinos Sioutas, University of Southern California

Wednesday 3:00 PM - 3:30 PM
Coffee Break



Wednesday 3:30 PM - 5:00 PM
Session 7: Platform



7AC AEROSOL CHEMISTRY VI: SOA AGING
OREGON BALLROOM
Jean Rivera-Rios and Julia Bakker-Arkema, chairs

7AC.1  
3:30		 Condensed Phase Photochemical Reactions of Secondary Organic Aerosols: Photodegradation & Photosensitized Reactions. VAHE BABOOMIAN, Xinke Wang, Rachel Gemayel, Yiran Gu, Lisa M. Wingen, Chrisitan George, Dmitry Fishman, Sergey Nizkorodov, University of California, Irvine

7AC.2  
3:45		 Impact of Photochemical Aging on SOA Yield and Equilibrium Partitioning Predictions. JOHN SHILLING, Maria Zawadowicz, Jiumeng Liu, Rahul Zaveri, Alla Zelenyuk, Pacific Northwest National Laboratory

7AC.3  
4:00		 Photodegradation of Alpha-pinene Secondary Organic Aerosol. Veronika Pospisilova, DAVID BELL, Imad El Haddad, Lamkaddam Houssni, Amelie Bertrand, Josef Dommen, Andre S.H. Prévôt, Urs Baltensperger, Jay G. Slowik, Paul Scherrer Institute

7AC.4  
4:15		 Ozonolysis of Polycyclic Aromatic Hydrocarbons on the Surfaces of Secondary Organic Aerosol Particles. ALLA ZELENYUK, Kaitlyn J. Suski, David Bell, Dan Imre, Simeon Schum, Lynn Mazzoleni, ManishKumar Shrivastava, Amber Kramer, Staci L. Simonich, Pacific Northwest National Laboratory

7AC.5  
4:30		 Compositional Evolution of Secondary Organic Aerosol as Temperature Cycles in Atmospherically Relevant Ranges. Zixu Zhao, Chen Le, Qi Xu, Weihan Peng, Huanhuan Jiang, Ying-Hsuan Lin, David R. Cocker III, HAOFEI ZHANG, University of California, Riverside

7AC.6  
4:45		 Chemical Transformation of Isoprene Epoxydiol-Derived Organosulfates through Heterogeneous OH Oxidation: A Source of Inorganic Sulfate? Hoi Ki Lam, Kai Chung Kwong, Hon Yin Poon, James F. Davies, Zhenfa Zhang, Avram Gold, Jason Surratt, MAN NIN CHAN, The Chinese University of Hong Kong

7BC SYMPOSIUM: BIOMASS COMBUSTION: EMISSIONS, CHEMISTRY, AIR QUALITY, CLIMATE, AND HUMAN HEALTH VI: IMPROVING OUR UNDERSTANDING OF SMOKE IMPACTS ON THE CLIMATE SYSTEM
ROOM B 113-114
Amy Sullivan and Jamy Lee, chairs

7BC.1  
3:30		 Long-range Transported North American Wildfire Aerosols Observed in Marine Boundary Layer of Eastern North Atlantic. Guangjie Zheng, Arthur J. Sedlacek, Allison Aiken, Yan Feng, Thomas Watson, Shira Raveh-Rubin, Janek Uin, Ernie R. Lewis, JIAN WANG, Washington University in St. Louis

7BC.2  
3:45		 Western US Wildfire Emissions of Ice Nucleating Particles. PAUL DEMOTT, Kevin Barry, Ezra Levin, Kathryn Moore, Thomas Hill, Cynthia Twohy, Darin Toohey, Amy P. Sullivan, Sonia Kreidenweis, Emily Fischer, Colorado State University

7BC.3  
4:00		 Latitudinal Shifts in Wildfire Activity and Smoke Concentrations in Response to 21st Century Climate and Land Cover Change over the Western US. YANG LI, Loretta Mickley, Jed Kaplan, Pengfei Liu, Harvard University

7BC.4  
4:15		 The Sources and Evolution of Ice Nucleation Particles Emitted by Biomass Burning. LYDIA JAHL, Leif Jahn, Michael Polen, Thomas Brubaker, Bailey Bowers, Sara Graves, Ryan Sullivan, Carnegie Mellon University

7BC.5  
4:30		 Significant Impact of Transported African Biomass Burning on Phosphorus Deposition and Biogeochemical Cycles in the Amazon and Tropical Atlantic Ocean. Anne Barkley, Joseph M. Prospero, Natalie Mahowald, Douglas Hamilton, Kimberly Popendorf, Amanda Oehlert, Ali Pourmand, Alexandre Gatineau, Kathy Panechou-Pulcherie, Patricia Blackwelder, CASSANDRA GASTON, University of Miami

7BC.6  
4:45		 What Matters for the Climate Impact of Biomass Burning Smoke. DANIEL MURPHY, NOAA ESRL

7HA HEALTH-RELATED AEROSOLS III
ROOM B 110-112
Roby Greenwald and Kamaljeet Kaur, chairs

7HA.1  
3:30		 Black Carbon Exposure during Physical Activity is Associated with Exhaled Markers of Oxidative Stress and Metabolomic Features Involving Oxidative Stress Mediating Pathways. ROBY GREENWALD, Matthew J. Hayat, Elizabeth Finlon, Donghai Liang, Jeremy A. Sarnat, Dean P. Jones, Parinya Panuwet, Lou Ann Brown, Georgia State University

7HA.2  
3:45		 Air Pollutant Exposure and inhaled Dose during Urban Commute. Keith Casserly, HAIDER KHWAJA, University at Albany

7HA.3  
4:00		 Sources and Health Risks of Ambient Polycyclic Aromatic Hydrocarbons in India. Fenglin Han, Hao Guo, Jianlin Hu, Sri Kota, Jie Zhang, Qi Ying, HONGLIANG ZHANG, Louisiana State University

7HA.4  
4:15		 Quantifying Pharmaceutical Aerosol Dissolution at Relative Humidities >99.5%. ALLEN E. HADDRELL, Grazia Rovelli, David Lewis, Tanya Church, Jonathan P. Reid, University of Bristol

7HA.5  
4:30		 Compositional Changes and Gas-Particle Partitioning of Unflavored E-Cigarette Carrier Liquids Propylene Glycol and Glycerol. SARAH SUDA PETTERS, Yael-Natalie Escobar, Grace Nipp, Yue Zhang, Tianqu Cui, Ilona Jaspers, Jonathan Thornburg, Jason Surratt, University of North Carolina at Chapel Hill

7HA.6  
4:45		 Amorphous Pullulan Trehalose Microparticle Platform for Respiratory Delivery. NICHOLAS B. CARRIGY, Mani Ordoubadi, Yushan Liu, Omar Melhem, David Barona, Hui Wang, Leanne Milburn, Conor A. Ruzycki, Warren H. Finlay, Reinhard Vehring, University of Alberta

7IM INSTRUMENTATION AND METHODS VI: ULTRAFINE PARTICLE SIZING AND COUNTING
ROOM B 115-116
Chongai Kuang and Andrew Freedman, chairs

7IM.1  
3:30		 A Two-Stage Condenser to Improve the Detection of Sub-3 nm Particles Using Diethylene Glycol Condensation Particle Counter. Mo Xue, Michel Attoui, JINGKUN JIANG, Tsinghua University, Beijing, China

7IM.2  
3:45		 A New Mobility Particle Size Spectrometer Capable of Measuring the Size Tange from 1.1 to 55nm. GERHARD STEINER, Joonas Vanhanen, Joonas Enroth, Lothar Keck, Minna Väkevä, Grimm Aerosol Technik Ainring

7IM.3  
4:00		 Modification of a Water-Based Condensation Particle Counter to Rapidly Measure Sub 3 Nanometer Atmospheric Clusters through Pulse Height Analysis. CHONGAI KUANG, Brookhaven National Laboratory

7IM.4  
4:15		 Brownian Dynamics Simulation to Investigate the Performance of Half Mini DMA to Classify Sub-2 nm Particles. HUANG ZHANG, Girish Sharma, Pratim Biswas, Washington University in St Louis

7IM.5  
4:30		 Charging Fractions of Soot Aggregates. TYLER J. JOHNSON, Robert T. Nishida, Xiao Zhang, Jonathan Symonds, Jason S. Olfert, Adam M Boies, University of Cambridge

7IM.6  
4:45		 An Aerosol Gas Exchange System (AGES) for Engine Exhaust Conditioning. MARKUS BAINSCHAB, Sampsa Martikainen, Panu Karjalainen, Jorma Keskinen, Alexander Bergmann, Graz University of Technology

7RA REMOTE AND REGIONAL ATMOSPHERIC AEROSOL III
ROOM A 106
James Schwab and Yang Wang, chairs

7RA.1  
3:30		 Evaluating Aerosol Property Predictions from E3SM Using Recent ARM Field Campaign Measurements in Continental and Tropical Environments. JEROME FAST, Po-Lun Ma, John Shilling, ManishKumar Shrivastava, Jason Tomlinson, Jian Wang, Rahul Zaveri, Alla Zelenyuk, Pacific Northwest National Laboratory

7RA.2  
3:45		 Intermediate-scale Concentrations of Volatile and Semivolatile Organic Compounds in the Near-canopy Forest Atmosphere and Implications for Emission Heterogeneity. JIANHUAI YE, Carla E. Batista, Igor O. Ribeiro, Patrícia C. Guimarães, Adan Medeiros, Rafael Barbosa, Rafael L. Oliveira, Sérgio Duvoisin Junior, Kolby Jardine, Dasa Gu, Alex Guenther, Karena McKinney, Leila Martins, Rodrigo Souza, Scot T. Martin, Harvard University

7RA.3  
4:00		 Atmospheric Microplastics in Populated and Remote Regions of Colorado. MARWA EL-SAYED, Katherine Benedict, Amy P. Sullivan, Bret Schichtel, Jeffrey Collett, Colorado State University

7RA.4  
4:15		 Characteristics of Particle Size Distributions for Two Sites in New York State. JOSEPH P. MARTO, James Schwab, Fangqun Yu, Gan Luo, University at Albany, SUNY

7RA.5  
4:30		 Multi-Wavelength Optical Properties of Arctic Haze Aerosols in the Canadian High Arctic. PATRICK HAYES, Andy Vicente-Luis, Samantha Tremblay, Rachel Chang, Pierre Fogal, Felicia Kolonjari, Sangeeta Sharma, Richard Leaitch, Alireza Aslemand, Norman O'Neill, Université de Montréal

7RA.6  
4:45		 Chemical Imaging of Atmospheric Particles Sampled over Agricultural Fields in Indiana. JAY TOMLIN, Kevin Jankowshi, Swarup China, Brian Stirm, Robert Kaeser, Paul Shepson, Alexander Laskin, Purdue University

7UA URBAN AEROSOLS V: PREDICTING AEROSOLS IN URBAN ENVIRONMENTS
ROOM B 117-119
Serena Chung and Elyse Pennington, chairs

7UA.1  
3:30		 High Resolution (1 km) Chemical Transport Modeling of Fine Particulate Matter in an Urban Area. PABLO GARCIA, Shayak Sengupta, Spyros Pandis, Peter Adams, Carnegie Mellon University

7UA.2  
3:45		 PM2.5, PM10, and Ozone Forecasting in Southern California: Determining the Best Forecast Model as a Function of Predicted Meteorology and Emissions. SCOTT A. EPSTEIN, Nico Schulte, Mark Bassett, Elham Baranizadeh, Melissa Sheffer, South Coast Air Quality Management District

7UA.3  
4:00		 Impacts of Spatial Distribution and Spatial Resolution of Emissions on Air Quality Model. YITING LI, Michael Kleeman, University of California, Davis

7UA.4  
4:15		 Simulation on IVOC Emissions and SOA Formation in Los Angeles during CalNex Study Using Updated Mobile Source Emission Profiles and SOA Parameterization. Quanyang Lu, Benjamin Murphy, Peter Adams, Yunliang Zhao, Momei Qin, Havala Pye, Christos Efstathiou, Chris Allen, ALLEN ROBINSON, Carnegie Mellon University

7UA.5  
4:30		 Estimated Aerosol Radiative and Health Effects of the Residential Coal Ban in the Beijing-Tianjin-Hebei Region of China. KELSEY BILSBACK, Michael Cheeseman, Bonne Ford, Jack Kodros, Xiaoying Li, Emily Ramnarine, Ellison Carter, Jeffrey R. Pierce, Colorado State University

7UA.6  
4:45		 Bridging Model Estimates of Vehicular Emissions with Near-Roadway Ambient Measurements. AYLA MORETTI, David R. Cocker III, Matthew Barth, University of California, Riverside

Wednesday 5:00 PM - 6:00 PM
Working Group Meetings 2: Aerosol Physics, Atmospheric Aerosols, Bioaerosols, Control and Mitigation Technology, Indoor Aerosols and Aerosol Exposure



Wednesday 6:00 PM - 7:00 PM
Annual Business Meeting