American Association for Aerosol Research - Abstract Submission

AAAR 38th Annual Conference
October 5 - October 9, 2020

Virtual Conference

Monday     -     Tuesday     -     Wednesday     -     Thursday     -     Friday




Thursday

Thursday 10:00 AM - 11:15 AM
Plenary IV



10:00
  
Air Quality in Spacecraft: What We Know About Aerosols in the International Space Station and What We Need to Know About Aerosols in Future Space Missions Marit E. Meyer, NASA Glenn Research Center


  
Moderator Andrea Ferro, Clarkson University

11:00
  
Sinclair Award Presentation, Mercer Award Announcement Patrick O'Shaughnessy, Awards Committee Chair, University of Iowa

11:08
  
Fine Particle Art Prizes Marit Meyer, NASA Glenn Research Center

Thursday 11:15 AM - 11:30 AM
Break



Thursday 11:30 AM - 12:15 PM
Session 13 : Platform




13ACa AEROSOL CHEMISTRY: BIOSPHERE-ATMOSPHERE COUPLING
TRACK 1
Raphael Mayorga, chair

13ACa.1  
11:30
Highly Viscous Secondary Organic Aerosol from Healthy and Stressed Pine Trees. NATALIE R. SMITH, Giuseppe Crescenzo, Yuanzhou Huang, Anusha P.S. Hettiyadura, Kyla Siemens, Ying Li, Celia Faiola, Alexander Laskin, Allan Bertram, Manabu Shiraiwa, Sergey Nizkorodov, University of California, Irvine

13ACa.2  
11:40
Atmo-ecometabolomics of Healthy and Stressed Riparian Shrubs: From the Plant Metabolome to Aerosol Production. FARZANEH KHALAJ, Alber Rivas-Ubach, Christopher Anderton, Swarup China, Kailen Mooney, Celia Faiola, University of California, Irvine

13ACa.3  
11:50
Atmospheric Significance of the Aqueous-Phase Reactions of Green Leaf Volatiles: 1-Penten-3-ol, (Z)-2-Hexen-1-ol, and (E)-2-Hexen-1-al With Atmospheric Radicals. KUMAR SARANG, Tobias Otto, Krzysztof Rudzinski, Irena Grgić, Nestorowicz Klara, Hartmut Herrmann, Rafal Szmigielski, ICHF PAS, Warsaw, Poland


13ACb AEROSOL CHEMISTRY: NEW PARTICLE FORMATION
TRACK 2
Jordan Krechmer, chair

13ACb.1  
11:30
Oxidized Amines Enhance Particle Formation More Than Amines. NANNA MYLLYS, Tuomo Ponkkonen, Sabrina Chee, James Smith, University of California, Irvine

13ACb.2  
11:40
A Generalized Semi-Empirical Model for Sulfuric Acid Nucleation in the Atmosphere. JACK JOHNSON, Sandra Fomete, Coty Jen, Carnegie Mellon University

13ACb.3  
11:50
Stochastic Effects in H2SO4-H2O Cluster Growth. CHRISTOPH KÖHN, Martin Bødker Enghoff, Henrik Svensmark, Technical University of Denmark


13CC AEROSOLS, CLOUDS, AND CLIMATE: AEROSOLS AND SOLAR RADIATION
TRACK 3
Amy Sullivan, chair

13CC.1  
11:30
Quantifying the Effects of Mixing State on Aerosol Optical Properties. YU YAO, Jeffrey H. Curtis, Nicole Riemer, University of Illinois at Urbana-Champaign

13CC.2  
11:40
General Circulation Model Estimates of Aerosol Radiative Effects and Its Implication to Hydrology over the Hindu Kush-Himalayan (HKH) Region. SAUVIK SANTRA, Amit Kumar, Shubha Verma, Indian Institute of Technology Kharagpur

13CC.3  
11:50
Investigating the Clear Sky Bias: Cloud-Relevant Aerosol Chemistry. MADISON FLESCH, Amy Christiansen, Virendra Ghate, Annmarie Carlton, University of California, Irvine


13HA HEALTH EFFECTS: OXIDATIVE POTENTIAL OF AMBIENT PM, PART 1
TRACK 4
Ting Fang and Vishal Verma, chairs

13HA.1  
11:30
Ascorbate Oxidation by Iron, Copper and Reactive Oxygen Species: Review, Model Development, and Derivation of Key Rate Constants. JIAQI SHEN, Paul T. Griffiths, Steven J. Campbell, Battist Uttinger, Markus Kalberer, Suzanne E. Paulson, UCLA

13HA.2  
11:40
Characterization and Comparison of PM2.5 Oxidative Potential Assessed by Two Acellular Assays. DONG GAO, Krystal Godri Pollitt, James Mulholland, Armistead G. Russell, Rodney J. Weber, Georgia Institute of Technology

13HA.3  
11:50
Oxidative Potential of Fine Particulate Matter - Implications of Emission Source Sectors, Particle Chemical Composition and Acidity, and Metal Dissolution. POURYA SHAHPOURY, Zheng Wei Zhang, Andrea Mario Arangio, Valbona Celo, Ewa Dabek-Zlotorzynska, Tom Harner, Athanasios Nenes, Environment and Climate Change Canada


13IA INDOOR AEROSOLS: INDOOR AEROSOL MODELING
TRACK 5
Kerry Kelly, chair

13IA.1  
11:30
Evaluating an Indoor Air Quality Model Using Simultaneous Measurements of Cookstove PM2.5 Emissions and Indoor Concentrations. MOHAMMAD MAKSIMUL ISLAM, Roshan Wathore, Hisham Zerriffi, Julian Marshall, Rob Bailis, Andrew Grieshop, North Carolina State University

13IA.2  
11:40
Modeling Indoor Aerosol Dynamics during HOMEChem. SAMEER PATEL, Sumit Sankhyan, Donghyun Rim, Atila Novoselac, Delphine K. Farmer, Marina Vance, University of Colorado Boulder

13IA.3  
11:50
Modeling Indoor Aerosol Inorganic Thermodynamics with ISORROPIA. BRYAN BERMAN, Bryan Cummings, Anita Avery, Shannon Capps, Peter F. DeCarlo, Michael Waring, Drexel University


13VC MISSING CONTRIBUTORS TO SOA: THE ROLE OF VCPS - ENVIRONMENTAL CHAMBER STUDIES
TRACK 6
David Cocker, chair

13VC.1  
11:30
Secondary Organic Aerosol Yields from the Oxidation of Benzyl Alcohol. SOPHIA CHARAN, Reina Buenconsejo, John Seinfeld, California Institute of Technology

13VC.2  
11:40
Formation of Highly Oxygenated Molecules and Nitro Aromatic Compounds from the Oxidation of Benzyl Alcohol. MOHAMMED JAOUI, Havala Pye, Karl Seltzer, Kenneth S. Docherty, Michael Lewandowski, David R. Cocker III, Sophia Charan, Reina Buenconsejo, John Seinfeld, Tadeusz Kleindienst, U.S. Environmental Protection Agency

13VC.3  
11:50
Low Secondary Organic Aerosol Production from Oxygenated Volatile Chemical Products. MACKENZIE HUMES, Mingyi Wang, Sunhye Kim, Jo Machesky, Drew Gentner, Neil Donahue, Albert Presto, Carnegie Mellon University

Thursday 12:15 PM - 12:30 PM
Break



Thursday 12:30 PM - 1:15 PM
Session 14: Platform




14AC AEROSOL CHEMISTRY: CHEMISTRY OF LESS-STUDIED PRECURSORS
TRACK 1
Qing Ye, chair

14AC.1  
12:30
Secondary Organic Aerosol Formation from the Oxidation of Camphene. QI LI, Jia Jiang, Isaac Afreh, Kelley Barsanti, David R. Cocker III, University of California, Riverside

14AC.2  
12:40
Chemical Mechanism of Atmospheric Oxidation of Benzyl Alcohol. REINA BUENCONSEJO, Sophia Charan, Paul Wennberg, John Seinfeld, California Institute of Technology

14AC.3  
12:50
Bimodal Size Distribution in Secondary Organic Aerosol Formed via Sequential Ozone and Nitrate Oxidation of Catechol. LAUREN A. GAROFALO, Matson A. Pothier, Carley D. Fredrickson, Brett Palm, Joel A. Thornton, John Orlando, Xuan Zhang, Delphine K. Farmer, Colorado State University


14CC AEROSOLS, CLOUDS, AND CLIMATE: AEROSOLS FROM FIELD CAMPAIGNS
TRACK 2
Rich Moore, chair

14CC.1  
12:30
In-situ Physical and Chemical Characterization of Cloud Droplet Residuals, Interstitial, and Background Aerosol Particles During the HI-SCALE Field Campaign. GEORGES SALIBA, Alla Zelenyuk, David Bell, Kaitlyn J. Suski, John Shilling, Fan Mei, Gourihar Kulkarni, Jian Wang, Jason Tomlinson, Jerome Fast, Pacific Northwest National Laboratory

14CC.2  
12:40
Linking Upwind Marine Biological and Meteorological Processes to Local Marine Particle Concentrations With Flexpart. KEVIN SANCHEZ, Bo Zhang, Hongyu Liu, Michael Shook, Ewan Crosbie, Luke Ziemba, Matthew Brown, Claire Robinson, Taylor Shingler, Kenneth Thornhill, Edward Winstead, Bruce Anderson, Chris Hostetler, Georges Saliba, Chia-Li Chen, Savannah Lewis, Lynn Russell, Michael Behrenfeld, Richard Moore, NASA

14CC.3  
12:50
Analysis of CCN Number, Hygroscopicity, and Droplet Activation in the Western Pacific Measured during CAMP2Ex. MICHAEL BATTAGLIA JR., Athanasios Nenes, Rodney J. Weber, Georgia Institute of Technology


14HA HEALTH EFFECTS: OXIDATIVE POTENTIAL OF AMBIENT PM, PART 2
TRACK 3
Dong Gao and Pourya Shahpoury, chairs

14HA.1  
12:30
Comparing the Toxicity and Composition of Particulate in Multiple Canadian Air Zones. DANA UMBRIO, Alison Traub, Cheol H. Jeong, Scott Weichenthal, Hongyu You, Ryan Kulka, Greg J. Evans, SOCAAR, University of Toronto

14HA.2  
12:40
Effect of Biomass Burning, Firework Emissions, and Haze Events on the Oxidative Potential of Ambient Particulate Matter in Delhi, India. JOSEPH V PUTHUSSERY, Ashutosh Shukla, Jay Dave, Sreenivas Gaddamidi, Atinder Singh, Dilip Ganguly, Neeraj Rastogi, Sachchida N. Tripathi, Vishal Verma, University of Illinois Urbana-Champaign

14HA.3  
12:50
Spatiotemporal Variability and Source Apportionment of Oxidative Potential Associated with Water-soluble PM2.5 in the Midwest United States. HAORAN YU, Joseph V Puthussery, Yixiang Wang, Yicen Liu, Vishal Verma, University of Illinois Urbana-Champaign


14SA SOURCE APPORTIONMENT: SOURCE APPORTIONMENT I
TRACK 4
Sahil Bhandari, chair

14SA.1  
12:30
Investigations of the Spatial and Temporal Variations in Organic Aerosol Sources within Europe Using 24 Long-term ACSM Datasets. GANG CHEN, MariCruz Minguillon, André S.H. Prévôt, Team COLOSSAL, Paul Scherrer Institute

14SA.3  
12:50
Dispersion Normalized PMF Provides Insights into the Significant Changes in Source Contributions to Atmospheric Particulate Matter after the COVID-19 Outbreak. Qili Dai, Yinchang Feng, PHILIP K. HOPKE, Nankai University


14UA URBAN AEROSOLS: EFFECTS OF COVID-19 ON URBAN AEROSOLS
TRACK 5
Lea Hildebrandt Ruiz, chair

14UA.1  
12:30
Reduced Traffic Volumes and Air Quality during the COVID-19 Shutdown. CHEOL H. JEONG, Nathan Hilker, Taylor Edwards, Jon M. Wang, Jerzy Debosz, Yushan Su, Anthony Munoz, Dennis Herod, Greg J. Evans, SOCAAR, University of Toronto

14UA.2  
12:40
Influence of the COVID-19 Lockdown on Delhi's Air Quality. KANAN PATEL, Mark Campmier, Sahil Bhandari, Nisar Ali Baig, Gazala Habib, Joshua Apte, Lea Hildebrandt Ruiz, University of Texas at Austin

14UA.3  
12:50
On the Impacts of COVID-19 Pandemic on Air Quality in Florida. MARWA EL-SAYED, Yasin Elshorbany, Kirsten Koehler, Embry-Riddle Aeronautical University


14VC MISSING CONTRIBUTORS TO SOA: THE ROLE OF VCPS - VCP MODELING STUDIES
TRACK 6
Brian McDonald, chair

14VC.1  
12:30
Asphalt-related Emissions are a Large Urban Source of Secondary Organic Aerosol Precursors. DREW GENTNER, Peeyush Khare, Jo Machesky, Megan He, Ricardo Soto, Albert Presto, Andrew Lambe, Jordan Krechmer, Manjula Canagaratna, Yale University

14VC.2  
12:40
Improving the Representation of Secondary Organic Aerosol from VCP Sources in Air Quality Models. SREEJITH SASIDHARAN, Qi Li, David R. Cocker III, Mackenzie Humes, Albert Presto, Neil Donahue, Jo Machesky, Drew Gentner, Jeffrey R. Pierce, Shantanu Jathar, Colorado State University

14VC.3  
12:50
A Comprehensive Understanding of Predicted SOA Formation from Volatile Chemical Products. ELYSE PENNINGTON, Karl Seltzer, Havala Pye, Melissa Venecek, John Seinfeld, California Institute of Technology

Thursday 1:15 PM - 1:30 PM
Break



Thursday 1:30 PM - 2:15 PM
Session 15: Platform




15AC AEROSOL CHEMISTRY: EXPLICIT MECHANISMS
TRACK 1
Jenna Ditto, chair

15AC.1  
1:30
Automating the Search for New Pathways in Atmospheric Oxidation Chemistry. VICTORIA BARBER, Jesse Kroll, MIT

15AC.2  
1:40
Application of Machine Learning to Development of Atmospheric Chemical Mechanisms. YUANLONG HUANG, Weimeng Kong, John Seinfeld, California Institute of Technology

15AC.3  
1:50
First-Generation Alkyl and Alkoxy Radical Fates Foreshadow SOA Yields from Cyclic Monoterpenes. DANIELLE C. DRAPER, Thomas Almeida, Michelia Dam, Nanna Myllys, Theo Kurten, James Smith, University of California, Irvine


15CC AEROSOLS, CLOUDS, AND CLIMATE: COMPOSITION, CHEMISTRY, AND CLIMATE
TRACK 2
Kevin Sanchez, chair

15CC.1  
1:30
Characterization of Coarse-Mode, Iron-Containing Aerosols Transported to South America: Implications for Biogeochemical Cycles and Radiative Balance. ANNE BARKLEY, Nicole Olson, Joseph M. Prospero, Alexandre Gatineau, Kathy Panechou, Nancy Maynard, Patricia Blackwelder, Swarup China, Andrew Ault, Cassandra Gaston, University of Miami

15CC.2  
1:40
Size-dependent Impacts of Atmospheric Oxidation on Ice Nucleating Particles from Sea Spray Emissions. PAUL DEMOTT, Thomas Hill, Kathryn Moore, Russell Perkins, Josephine Rudd, Liora Mael, Chathuri Kaluarachchi, Hansol Lee, Kathryn Mayer, Alexei Tivanski, Vicki Grassian, Kimberly Prather, Colorado State University

15CC.3  
1:50
Size-Dependent Aerosol Climate Forcing and Chemistry in the Lower Stratosphere. DANIEL MURPHY, Karl D. Froyd, Gregory Schill, Charles Brock, Agnieszka Kupc, Christina Williamson, NOAA ESRL


15HA HEALTH EFFECTS: TOXICITY OF ORGANIC AEROSOLS
TRACK 3
Ying-Hsuan Lin and Krystal Pollitt, chairs

15HA.1  
1:30
Chemical and Cellular Superoxide Generation by Secondary Organic Aerosols in Epithelial Lining Fluid. TING FANG, Jinlai Wei, Jessica Monterrosa Mena, Michael Kleinman, Manabu Shiraiwa, University of California, Irvine

15HA.2  
1:40
Strong Association between More-Oxidized Oxygenated Organic Aerosols (MO-OOA) with Cellular Reactive Oxygen Species Production upon Particulate Matter Exposure. FOBANG LIU, Taekyu Joo, Gabriela Saavedra, Dong Gao, Jenna Ditto, Jean Rivera-Rios, Drew Gentner, Rodney J. Weber, Nga Lee Ng, Georgia Institute of Technology

15HA.3  
1:50
Role of Organic Aerosol in Cardiovascular and Respiratory Disease Deaths. HAVALA PYE, Cavin Ward-Caviness, Karl Seltzer, Benjamin Murphy, K. Wyat Appel, United States Environmental Protection Agency


15IM INSTRUMENTATION & METHODS: AEROSOL PRODUCTION AND MEASUREMENT
TRACK 4
Chris Cappa, chair

15IM.1  
1:30
Ultrasonic Aerosolization of Powder Phase Materials to Generate High Concentration Aerosol. Rayhan Ahmed, Vikram Suresh, Li Li, RANGANATHAN GOPALAKRISHNAN, The University of Memphis

15IM.2  
1:40
Interferences on Aerosol Acidity Quantification due to Gas-phase Ammonia Uptake onto Acidic Sulfate Filter Samples. BENJAMIN A. NAULT, Pedro Campuzano-Jost, Douglas Day, Hongyu Guo, Duseong Jo, Anne Handschy, Demetrios Pagonis, Jason Schroder, Melinda Schueneman, Bruce Anderson, Charles Brock, Michael Cubison, Jack Dibb, Glenn Diskin, Karl D. Froyd, Weiwei Hu, Agnieszka Kupc, J. Andrew Neuman, Brett Palm, Eric Scheuer, Gregory Schill, Christina Williamson, Jose-Luis Jimenez, CIRES, University of Colorado, Boulder

15IM.3  
1:50
Temperature Dependent Phase Separation and Ice Nucleation Studies of Model Aerosols Using Droplet Microfluidics. PRIYATANU ROY, Cari Dutcher, University of Minnesota


15SA SOURCE APPORTIONMENT: SOURCE APPORTIONMENT II
TRACK 5
Rob Griffin, chair

15SA.1  
1:30
Elucidating the Sources of Fine Particulate Matter (PM2.5) in the City of Calgary, Canada. MD. AYNUL BARI, Sharif Nawyaz, Warren Kinderzierski, University at Albany, SUNY

15SA.2  
1:40
Long-Term Trends of Urban Activity Sources Contributing to Organic Carbon (OC) in Different Urban Areas: A Focus on the PM Emission Regulations. ABDULMALIK ALTUWAYJIRI, Milad Pirhadi, Amirhosein Mousavi, Constantinos Sioutas, University of Southern California

15SA.3  
1:50
Laser Derivatized Black Carbon Nanostructure: Characterization and Tests for Identifying Emission Sources. Madhu Singh, RANDY VANDER WAL, Penn State University


15UA URBAN AEROSOLS: ULTRAFINE URBAN AEROSOLS
TRACK 6
Coty Jen, chair

15UA.1  
1:30
Exploring Sources of Ultrafine and Nucleation Mode Particles. Alyssa Zimmerman, Markus Petters, NICHOLAS MESKHIDZE, North Carolina State University

15UA.2  
1:40
Long-term Analysis to Elucidate the Origins of Ultrafine Particles in a Major City. HOSNA MOVAHHEDINIA, Nathan Hilker, Cheol H. Jeong, Greg J. Evans, SOCAAR, University of Toronto

15UA.3  
1:50
Rapid Growth of New Atmospheric Particles by Nitric Acid and Ammonia Condensation. MINGYI WANG, Weimeng Kong, Ruby Marten, Xucheng He, Dexian Chen, Joschka Pfeifer, Arto Heitto, Jenni Kontkanen, Lubna Dada, Andreas Kürten, Taina Yli-Juuti, Hanna Manninen, The CLOUD collaboration, Rainer Volkamer, Ilona Riipinen, Josef Dommen, Joachim Curtius, Urs Baltensperger, Markku Kulmala, Douglas Worsnop, Jasper Kirkby, John Seinfeld, Imad EI Haddad, Richard Flagan, Neil Donahue, Carnegie Mellon University; The CLOUD Collaboration

Thursday 6:00 PM - 7:30 PM
Session 16: Posters




16CA

16CA.1  
Long-Term Trends of PM2.5 and Its Carbon Content in the South Coast Air Basin: A Focus on the impact of Wildfires. FARAZ ENAYATI AHANGAR, Sina Hasheminassab, Payam Pakbin, Scott A. Epstein, Andrea Polidori, Jason Low, South Coast Air Quality Management District

16CA.2  
An Algorithm for Soot Aggregate Restructuring. Ogochukwu Enekwizu, DIVJYOT SINGH, Alexei Khalizov, New Jersey Institute of Technology

16CA.3  
Organic Tracers of Low and High Molecular Weight in Particulate Matter with Thermal Desorption -- Pyrolysis -- Gas Chromatography/Mass Spectrometry. ALENA KUBATOVA, Brett Nespor, Richard Cochran, Haewoo Jeong, Frank Bowman, David Delene, Evguenii I. Kozliak, Bin Yao, University of North Dakota

16CA.4  
Assessing Polarimetric Measurement Sensitivities to Light-Absorbing Aerosol. CHENCHONG ZHANG, William Heinson, Benjamin Sumlin, Michael Garay, Olga Kalashnikova, Rajan K. Chakrabarty, Washington University in St. Louis

16CA.6  
Enhanced Formation of Brown Carbon from Photooxidation of 1-Methylnaphthalene in the Presence of Nitrogen Oxides, Ammonia, and Water Vapor. YUMENG CUI, Alexander Frie, Justin Dingle, Stephen Zimmerman, Isis Frausto-Vicencio, Francesca Hopkins, Roya Bahreini, University of California, Riverside

16CA.7  
Tracking the Evolution in Soot Aggregate Optical Properties Concurrently with its Morphology. OGOCHUKWU ENEKWIZU, Divjyot Singh, Alexei Khalizov, New Jersey Institute of Technology

16CA.9  
Molecular-Specific Optical Properties of Atmospheric Brown Carbon Proxies. ANUSHA P.S. HETTIYADURA, Valeria Garcia, Christopher West, Jay Tomlin, Chunlin Li, Quanfu He, Yinon Rudich, Alexander Laskin, Purdue University

16CA.10  
Black Carbon Source Apportionment and Fluxes in Delhi Measured Using a Single Particle Soot Photometer (SP2). Rutambhara Joshi, JAMES ALLAN, Ernesto Reyes Villegas, Dantong Liu, Eiko Nemitz, Ben Langford, James Cash, Neil Mullinger, Drysdale Will, James Lee, Chiara Di Marco, Shivani Shivani, Ranu Gadi, Hugh Coe, University of Manchester

16CA.11  
Impact of Organic Carbon on Soot Light Absorption. GEORGIOS A. KELESIDIS, Alexander Bruun, Sotiris Pratsinis, ETH Zurich

16CA.12  
Health Impacts of Regional Open and Agricultural Fires in Northern South America. KAREN BALLESTEROS, Amy P. Sullivan, Ricardo Morales Betancourt, Universidad de los Andes

16CA.13  
Predicting the Influence of Particle Size on the Glass Transition Temperature and Viscosity of Secondary Organic Material. MARKUS PETTERS, Sabin Kasparoglu, North Carolina State University

16CA.14  
Determination of the Volume Fraction of Soot Accounting for Its Composition and Morphology. GEORGIOS A. KELESIDIS, Sotiris Pratsinis, ETH Zurich, Switzerland

16CA.16  
Using Aerosol Instruments to Characterize Soot Particles Generated by Spark Discharge. ROBERT VANGUNDY, Vaithiyalingam Shutthanandan, David Bell, Dan Imre, Alla Zelenyuk, Pacific Northwest National Laboratory

16CA.17  
Observations of Aerosol Absorption and Attribution to Black Carbon, Brown Carbon, and Coating Enhancement in Wildfire Smoke during the FIREX-AQ Mission. NICK WAGNER, Adam Ahern, Charles Brock, Daniel Murphy, Ming Lyu, Joshua P. Schwarz, Joseph Katich, Anne Perring, Braden Mediavilla, Richard Moore, Elizabeth Wiggins, Rodney J. Weber, Linghan Zeng, Jack Dibb, Eric Scheuer, Edward Winstead, Claire Robinson, CU CIRES - NOAA ESRL

16CA.18  
Molecular Composition and the Optical Properties of Brown Carbon Generated by the Ethane Flame. CHRISTOPHER WEST, Anusha P.S. Hettiyadura, Andrew Darmody, Gaurav Mahamuni, Justin Davis, Igor Novosselov, Alexander Laskin, Purdue University

16CA.19  
Brown Carbon Global Direct Radiative Effects. LINGHAN ZENG, Aoxing Zhang, Yuhang Wang, Nick Wagner, Joseph Katich, Joshua P. Schwarz, Gregory Schill, Charles Brock, Karl D. Froyd, Daniel Murphy, Christina Williamson, Agnieszka Kupc, Eric Scheuer, Jack Dibb, Rodney J. Weber, Georgia Institute of Technology

16CA.20  
Garbage Burning Contribution to Ambient Particulate Pollution. MD. ROBIUL ISLAM, Tianyi Li, Nita Khanal, Khadak Mahata, Siva Praveen Puppala, Narayan Babu Dhital, Michael Giordano, Benjamin Werden, Anobha Gurung, Arnico Panday, Robert J. Yokelson, Peter F. DeCarlo, Elizabeth Stone, University of Iowa

16CA.21  
An Overview of NASA Langley Aerosol Research Group (LARGE) Airborne Measurements during the 2019 FIREX-AQ Field Campaign. RICHARD MOORE, Elizabeth Wiggins, Claire Robinson, Kenneth Thornhill, Edward Winstead, Kevin Sanchez, Luke Ziemba, Bruce Anderson, John Barrick, Matthew Brown, Gao Chen, Ewan Crosbie, Carolyn Jordan, Taylor Shingler, Michael Shook, NASA

16CA.22  
Chemical Imaging of Atmospheric Biomass Burning Particles from North American Wildfires. FELIPE RIVERA-ADORNO, Jay Tomlin, Kevin Jankowski, Rebecca Washenfelder, Ann M. Middlebrook, Swarup China, Daniel Knopf, Ryan Moffet, Lisa Azzarello, Alessandro Franchin, Alexander Laskin, Purdue University

16CA.23  
Characterization of Benzene Polycarboxylic Acids and Nitroaromatics in Atmospheric Aerosols and Vehicular Emitted Particulate Matter using UPLC-ESI-QqQ-MS. MAHMOUD YASSINE, Michal Suski, Ewa Dabek-Zlotorzynska, AAQS, AQRD, Environment Canada


16CC

16CC.1  
Determination of the Water-polymer Interaction Parameter and Hygroscopicity of Particles. Chun-Ning Mao, AKUA ASA-AWUKU, University of Maryland

16CC.2  
Effects of Dry Intrusion Events across the North Atlantic on Composition of Atmospheric Particles around the Azores Islands. Jay Tomlin, KEVIN JANKOWSKI, Daniel Veghte, Matthew Fraund, Swarup China, Benny Wong, Peiwen Wang, Josephine Aller, Guangjie Zheng, Jian Wang, Daniel Knopf, Shira Raveh-Rubin, Ryan Moffet, Alexander Laskin, Purdue University

16CC.3  
Effects of Cloud Conditions on Particle Size Distributions in the Southeast US. STEPHEN NOBLE, Savannah River National Laboratory

16CC.4  
Rethinking of Black-Carbon Associated Organic Particles: Insights into Aged Biomass Burning Organic Aerosol. JUNFENG WANG, Jianhuai Ye, Dantong Liu, Yangzhou Wu, Jian Zhao, Weiqi Xu, Conghui Xie, Fuzhen Shen, Jie Zhang, Paul Ohno, Yiming Qin, Scot T. Martin, Alex Lee, Pingqing Fu, Daniel Jacob, Qi Zhang, Yele Sun, Mindong Chen, Xinlei Ge, Xiuyong Zhao, Harvard University

16CC.5  
Airborne Observations of Aerosol Properties in Southeast Asia: Overview of Emissions, Cloud Processing, and Long Range Transport during NASA CAMP2Ex. LUKE ZIEMBA, Ewan Crosbie, Claire Robinson, Michael Shook, Edward Winstead, Jian Wang, Josh DiGangi, Glenn Diskin, Allison Collow, Arlindo Da Silva, Richard Ferrare, Chris Hostetler, NASA Langley Research Center

16CC.6  
Differences in Fine Particle Chemical Composition, Hygroscopicity, and Aerosol Liquid Water on Clear and Cloudy Days. AMY CHRISTIANSEN, Annmarie Carlton, Barron Henderson, University of California, Irvine

16CC.7  
Relationship between Aerosol and Precipitation Composition at a Coastal Site in the Southeast United States. ANDREA F CORRAL, Hossein Dadashazar, Connor Stahl, Eva-Lou Edwards, Paquita Zuidema, Armin Sorooshian, University of Arizona

16CC.8  
Impact of Climate Uncertainty on Projections of PM2.5 Pollution over the US. JAMES EAST, Erwan Monier, Fernando Garcia-Menendez, North Carolina State University

16CC.9  
Cloud Chemical Speciation Measurements Conducted On-Line with a mini-AMS during the CAIPEEX Seeding Study. SUBHARTHI CHOWDHURI, Edward Fortner, Benjamin Werden, Mahen Konwar, Sachin Patil, Mercy Varghese, Sudarsan Bera, P. Murugavel, Philip Croteau, John Jayne, Manjula Canagaratna, Kurt Hibert, Neelam Malap, Sandeep J., Duncan Axisa, Peter F. DeCarlo, Douglas Worsnop, Thara Prabhakaran, Aerodyne Research, Inc.

16CC.10  
Emissions and Radiative Impacts of Sub-10 nm Particles from Biofuel and Fossil Fuel Cookstoves. SHANTANU JATHAR, Naman Sharma, Kelsey Bilsback, Jeffrey R. Pierce, Joonas Vanhanen, Timothy Gordon, John Volckens, Colorado State University

16CC.11  
Predicting Effect of Organic-Inorganic Internally Mixed Particles on Water Uptake and Optical Properties of Atmospheric Aerosols. LUCY NANDY, Yu Yao, Nicole Riemer, University of Illinois at Urbana-Champaign

16CC.12  
Laboratory Exploration of the Effect of Mean and Fluctuations in Saturation Ratio on Activation in a Turbulent Cloud. ABU SAYEED MD SHAWON, Prasanth Prabhakaran, Gregory Kinney, Jesse C. Anderson, Raymond Shaw, Will Cantrell, Michigan Technological University

16CC.13  
Influence of Various Surfactants of Hygroscopic Growth of Course Mode Aqueous Aerosol Particles. BENJAMIN SWANSON, Amanda Frossard, Rachel Bramblett, University of Georgia

16CC.14  
Constraints on the Importance of Mineral Dust and Proteinaceous Ice Nucleating Particles in the Canadian High Artic during the Fall of 2018 Based on Heat and Ammonium Sulfate Treatments. JINGWEI YUN, Erin Evoy, Soleil Worthy, Melody Fraser, Daniel Veber, Andrew Platt, Allan Bertram, University of British Columbia

16CC.15  
Error in Aerosol Mixing State Induced by Aerosol Representation Assumptions. ZHONGHUA ZHENG, Matthew West, Nicole Riemer, University of Illinois at Urbana-Champaign

16CC.16  
Role of Organic Acid-Amine Reactions in Atmospheric New Particle Formation. SANDRA FOMETE, Coty Jen, Carnegie Mellon University

16CC.17  
Analysis of Cloud Condensation Nuclei Number, Hygroscopicity and Cloud Formation Over the Swiss Alps. PARASKEVI GEORGAKAKI, Aikaterini Bougiatioti, Jörg Wieder, Zamin A. Kanji, Fabiola Ramelli, Jan Henneberger, Claudia Mignani, Maxime Hervo, Alexis Berne, Ulrike Lohmann, Athanasios Nenes, LAPI, EPFL (Switzerland) / ICE-HT, FORTH (Greece)

16CC.18  
The North Atlantic Aerosols and Marine Ecosystems Study – A Multi-Year Data Set of Aerosol-Cloud Observations. RICHARD MOORE, NAAMES Science Team, NASA

16CC.19  
Assessing the Role of Surface Tension Depression in Sesquiterpene Organic Aerosol CCN Activity. BENJAMIN SCHULZE, Ryan Ward, Yuanlong Huang, Andreas Zuend, John Seinfeld, California Institute of Technology


16RA

16RA.1  
The Optical and Molecular Characteristics of Water-soluble Organic Carbon in Seasonal Snow across Northern Xinjiang, Northwestern China. YUE ZHOU, Christopher West, Anusha P.S. Hettiyadura, Xiaoying Niu, Tenglong Shi, Wei Pu, Xin Wang, Alexander Laskin, Purdue University

16RA.2  
Influence of Small-scale Agricultural Activity on Local Particle- and Gas-phase Organic Composition. GRAHAM FRAZIER, Chenyang Bi, Namrata Shanmukh Panji, Gabriel Isaacman-VanWertz, Virginia Tech

16RA.4  
Per- and Polyfluoroalkyl Substances (PFASs) in Ambient Fine Aerosol (PM2.5) in North Carolina. JIAQI ZHOU, Karsten Baumann, Jason Surratt, Ralph Mead, Stephen Skrabal, Robert Kieber, Gene Avery, Megumi Shimizu, Wanda Bodnar, Zhenfa Zhang, Jamie DeWitt, Mei Sun, Leonard Collins, Barbara Turpin, UNC-Chapel Hill

16RA.5  
Evaluation of MODIS MAIAC AOD Retrievals against AERONET AOD over Different Land Cover Types. SOMAYA FALAH, Alaa Mhawish, Meytar Sorek-Hamer, David Borday, Technion

16RA.6  
Shipborne Measurements of Fine Particles over the Yellow Sea during Spring (2015-2018). NOHHYEON KWAK, Hyunok Maeng, Seojong Kim, Kwangyul Lee, Arom Seo, Jihyo Chong, Jo Wan Cha, Sang-bum Ryoo, Kihong Park, Gwangju Institute of Science and Technology

16RA.7  
Identifying the Influence of Wildland Fires on Air Quality Monitoring Data. R BYRON RICE, Stephen McDow, Katie Boaggio, Mckayla Lein, U.S. EPA

16RA.8  
Mixing State of Secondary Species in Alaskan Arctic Aerosol Using Single-Particle Mass Spectrometry. JUDY WU, Jun Liu, Jamy Lee, Lucia Upchurch, Patricia Quinn, Kerri Pratt, University of Michigan


16SA

16SA.1  
Elucidating Ambient and Indoor Sources of VOCs in Dhaka, Bangladesh. Md. Aynul Bari, SANCHITA PAUL, Nisha Ahamed, Christophe Walgraeve, Herman Van Langenhove, University at Albany, SUNY

16SA.2  
Ozone Source Apportionment in the Year 2050 under Different Energy Scenarios. YUSHENG ZHAO, Michael Kleeman, University of California, Davis

16SA.3  
Relative Impact of Schiphol Airport Activities in Comparison to Local Freeways on the Increased Particle Number Concentrations (PNCs) in the Nearby Communities. MILAD PIRHADI, Amirhosein Mousavi, Mohammad Sowlat, Nicole Janssen, Flemming Cassee, Constantinos Sioutas, University of Southern California

16SA.4  
Effect of Gas-Particle Partitioning on Source Apportionment of Ambient Mass Spectrometry Data. SAHIL BHANDARI, Andrew Dinh, Gazala Habib, Joshua Apte, Lea Hildebrandt Ruiz, University of Texas at Austin

16SA.5  
Aerosol Concentration in Northern South America: Attribution to Economic Sectors Using Chemical Transport Modeling. SEBASTIAN ESPITIA, Alejandra Montejo-Barato, Ricardo Morales Betancourt, Jorge A. Bonilla, Claudia Aravena, Universidad de los Andes


16UA

16UA.1  
Estimation of Effective Particle Mass Emission Indices from In-use Commercial Aircraft based on Field Observations. KENTARO MISAWA, Yuji Fujitani, Akihiro Fushimi, Yoshiko Murashima, Hiromu Sakurai, Nobuyuki Takegawa, Tokyo Metropolitan University

16UA.2  
Apportionment of Metals and Particulate Matter at an Environmental Justice School in Maywood, California. STEVEN G. BROWN, Olivia Ryder, Jennifer DeWinter, Hilary Hafner, Jenny Lentz, Joe Lyou, Felipe Aguirre, Sonoma Technology, Inc

16UA.3  
Application of Machine Learning for Future Air Quality Predictions in Southern California. KHANH DO, Arash Kashfi Yeganeh, Cesunica E. Ivey, University of California, Riverside

16UA.4  
Estimating Dry Deposition of Atmospheric Aerosols by Rain Washoff from Urban Surfaces. ALEXANDER JOHNSON, Cliff Davidson, Syracuse University

16UA.5  
Characterization and Variability of Urban Cooking Emissions Sources. SUNHYE KIM, Jo Machesky, Drew Gentner, Albert A. Presto, Carnegie Mellon University

16UA.6  
MAIA: A Satellite Investigation of PM Health Effects in Selected Global Cities. YANG LIU, David Diner, Howard Chang, Feng Xu, Jun Wang, Randall Martin, Christian L'Orange, Kristal Verhulst-Whitten, Sina Hasheminassab, Emory University, Atlanta, GA

16UA.7  
Firework Impacts on Air Quality in Metro Manila, Philippines during the 2019 New Year. GENEVIEVE ROSE LORENZO, Rachel Braun, Lin Ma, Eva-Lou Edwards, Connor Stahl, Mojtaba Azadi Aghdam, Andrea F Corral, Hossein Dadashazar, Paola Angela Banaga, Grace Betito, Gabrielle Leung, Shane Marie Visaga, Avelino Arellano, Maria Obiminda Cambaliza, Melliza Templonuevo Cruz, Alexander B. MacDonald, Ilya Razencov, Ed Eloranta, Robert Holz, James Bernard Simpas, Armin Sorooshian, University of Arizona

16UA.8  
Performance and In-field Calibration for Low-Cost Sensors Measuring Ambient Particulate Matter in Kolkata, India. V. FAYE MCNEILL, Columbia University

16UA.9  
Discovery of Atmospheric Microplastics in Urban Emissions. ANA MORALES, Jay Tomlin, Yoorae Noh, Andrew Whelton, Alexander Laskin, Purdue University

16UA.10  
Improved Prediction of Near Roadside Vehicle Emissions from PEMS and Laboratory Measurements. AYLA MORETTI, David R. Cocker III, Matthew Barth, University of California, Riverside

16UA.11  
Aerosol Acidity as a Driver of Aerosol Formation and Nutrient Deposition to Ecosystems. ATHANASIOS NENES, Spyros Pandis, Maria Kanakidou, Armistead G. Russell, Shaojie Song, Petros Vasilakos, Rodney J. Weber, LAPI/EPFL, Switzerland; ICE-HT/FORTH, Greece

16UA.12  
How Spatially Correlated Are Ultrafine Particle Number and Fine Particle Mass at Urban Scales? PROVAT SAHA, Shayak Sengupta, Peter Adams, Allen Robinson, Albert A. Presto, Carnegie Mellon University

16UA.14  
Air Quality Impact During and After the COVID-19 Lockdown in Global Cities. Shaojun Zhang, Jiajun Gu, K. Max Zhang, BO YANG, Yuejie Wang, Yifan Wen, Ye Wu, Jiming Hao, Cornell University

16UA.15  
Long-term Observations of Submicron Atmospheric Aerosol Concentrations - Effect of Legislative Regulations and Economic Transformations. NADEŽDA ZÍKOVÁ, Petra Pokorná, Zdenek Wagner, Jakub Ondráček, Philip K. Hopke, Institute of Chemical Process Fundamentals CAS

16UA.16  
An Evaluation of Air Quality Impacts from Different Urban Greening Strategies in Los Angeles County. SHAN GU, Celia Faiola, University of California, Irvine

16UA.17  
Spatial Pattern of Trace Metal Concentrations in Southern California Associated With Brake and Tire Wear Emissions. FARZAN OROUMIYEH, Irish Del Rosario, Michael Jerrett, Jonah Lipsitt, Jonathan Liu, Suzanne E. Paulson, Beate Ritz, Jiaqi Shen, Yifang Zhu, University of California Los Angeles

16UA.18  
How Have Air Quality and Perceptions of Air Quality Changed in Medellin Due to the 2020 Covid-19 Pandemic? PABLO GARCIA, Polina Glovátina-Mora, Joshua D. Vande Hey, University of Leicester

16UA.19  
Air Quality in Atlanta during the COVID-19 Pandemic. JEAN RIVERA-RIOS, Taekyu Joo, Chris Peng, Jennifer Kaiser, Nga Lee Ng, Georgia Institute of Technology

Thursday 7:30 PM - 8:30 PM
Diversity & Inclusion