American Association for Aerosol Research - Abstract Submission

AAAR 39th Annual Conference
October 18 - October 22, 2021

Virtual Conference

Monday     -     Tuesday     -     Wednesday     -     Thursday     -     Friday


Tuesday

Tuesday 8:00 AM - 9:15 AM
Plenary II: Friedlander Lecture



8:00
  
Friedlander Lecture: Electronic Cigarette: The Knowns, Known Unknowns, and Unknown Unknowns Yifang Zhu, University of California, Los Angeles


  
Moderator Andrea Ferro, Clarkson University

9:00
  
Friedlander Award Presentation Sheryl Ehrman, Awards Committee Chair, San Jose State University

9:05
  
Aerosol Science and Technology, Outstanding Publication Award Jonathan Reid, Editor-in-Chief, Aerosol Science & Technology, University of Bristol

Tuesday 9:30 AM - 10:30 AM
Session 4: Platform




4AC AEROSOL CHEMISTRY IV

Miriam Freedman and Coty Jen, chairs

4AC.1  
9:30
Modeling Sulfuric Acid Nucleation of Complex Mixtures. JACK JOHNSON, Sandra Fomete, Coty Jen, Carnegie Mellon University

4AC.2  
9:30
AMORE: Automated Mechanism Reduction in Atmospheric Chemistry. FORWOOD WISER, Siddhartha Sen, Daniel Westervelt, Daven Henze, Arlene Fiore, V. Faye McNeill, Columbia University

4AC.3  
9:30
Reactive Uptake of Monoethanolamine (MEA) by Sulfuric Acid Particles. XIAOMENG TIAN, Yangxi Chu, Chak K. Chan, City University of Hong Kong, China

4AC.4  
9:45
Dynamic Surface Tension of Surfactant Containing Droplets by the Oscillating Droplet Method. LARA LALEMI, Bryan R. Bzdek, Rachael E.H. Miles, University of Bristol

4AC.5  
9:45
Optical Properties of Brown Carbon Aerosol in Levitated Droplets. CHELSEA PRICE, James F. Davies, University of California Riverside

4AC.6  
9:45
Surface Tension Depression of Aqueous-Phase Glyoxal/Ammonium Sulfate Hanging-Droplet Aerosol Mimics via Direct Photochemistry. Daphna Fertil, JOSEPH WOO, Lafayette College

4AC.7  
10:00
Comparison of Hygroscopic Properties of Fresh and Aged Rice Straw and Pine Stem Burning Particles. ILHWA SEO, Minhan Park, Kihong Park, Gwangju Institute of Science and Technology

4AC.9  
10:00
Modeling the Enhanced Growth by α-Pinene Ozonolysis of Wet over Dry Ammonium Sulfate Seed Particles. MICHAEL S. TAYLOR, Devon Haugh, Murray Johnston, University of Delaware

4AC.10  
10:15
Initial pH Governs Secondary Organic Aerosol Viscosity and Morphology after Uptake of Isoprene Epoxydiols (IEPOX). ZIYING LEI, Yuzhi Chen, Yue Zhang, Madeline Cooke, Isabel Ledsky, N. Cazimir Armstrong, Nicole Olson, Zhenfa Zhang, Avram Gold, Jason Surratt, Andrew Ault, University of Michigan

4AC.11  
10:15
Effect of Solution Activity on Regioselectivity of Sulfate Addition in Acid-Catalysed Aqueous Reactions of IEPOX. SARAH SUDA PETTERS, Tianqu Cui, Zhenfa Zhang, Avram Gold, V. Faye McNeill, Jason Surratt, Barbara Turpin, University of North Carolina at Chapel Hill

4AC.12  
10:15
Direct Measurement of the pH of Aerosol Particles. EMMA TACKMAN, Miriam Freedman, The Pennsylvania State University


4IA INDOOR AEROSOLS II

Clara Eichler and Peter DeCarlo, chairs

4IA.1  
9:30
Characterizing Ambient Droplet Aerosols on the International Space Station. KARL CARDIN, Marit Meyer, Raúl Bayoán Cal, Mark Weislogel, Portland State University

4IA.2  
9:30
Aerosol Concentration Signatures on the International Space Station from a Real-time, Long Term Monitor. MARIT MEYER, Benjamin Sumlin, NASA Glenn Research Center

4IA.3  
9:30
Novel Control Strategies for Indoor Filtration. TIANYUAN LI, Jeffrey Siegel, University of Toronto

4IA.4  
9:45
Impact of Indoor Physicochemical Phenomena on Volatile Chemical Products' Emissions from Indoor Spaces. AMIRASHKAN ASKARI, Arthur W. H. Chan, University of Toronto

4IA.5  
9:45
Kinetic Multilayer Modeling of Indoor Surface Chemistry: Organic Film Formation, Bleach Cleaning Chemistry and Surface Interactions. MANABU SHIRAIWA, Pascale Lakey, University of California, Irvine

4IA.6  
9:45
Sampling of Per- and Polyfluoroalkyl Substances (PFAS) with Residential Air Filters. CLARA EICHLER, Naomi Chang, Jiaqi Zhou, Glenn Morrison, Jason Surratt, Barbara Turpin, UNC-Chapel Hill

4IA.7  
10:00
Nitrogen-Containing Emissions from Cooking: Mechanisms and Impacts on Indoor and Outdoor Air. JENNA DITTO, Jonathan Abbatt, Arthur W. H. Chan, University of Toronto

4IA.8  
10:00
Measuring and Modeling the Behavior of VOCs on Indoor Wood Surfaces. ANNA ZIOLA, Paul Ziemann, University of Colorado Boulder

4IA.9  
10:00
Humidity and the Uptake of a Model Organic Peroxide on Naturally Soiled Indoor Window Surfaces. MARC WEBB, Liyong Cui, Karsten Baumann, Jason Surratt, Glenn Morrison, Joanna Atkin, Barbara Turpin, UNC-Chapel Hill

4IA.10  
10:15
Moisture Influences Both Fungal Gene Expression and MVOC Emissions from Carpet and Dust. SARAH R. HAINES, Emma C. Hall, Pawel K. Misztal, Allen Goldstein, Rachel I. Adams, Karen C. Dannemiller, The Ohio State University

4IA.11  
10:15
Processes and Sources Determining the Composition of Indoor Aerosols. PETER F. DECARLO, Erin Katz, Anita Avery, Michael Waring, David Lunderberg, Allen Goldstein, Wyatt Brown, Jose-Luis Jimenez, Johns Hopkins University

4IA.12  
10:15
Measurement of Aerosol Volatility Using a Modified Piezoelectric Instrument. LANCE WALLACE, Wayne Ott, Stanford University


4IM INSTRUMENTATION & METHODS I

Zezhen Cheng and Taekyu Joo, chairs

4IM.1  
9:30
In-Silico Investigation of Electron Ionization Mass Spectra of Nitro-Heterocyclic Chromophores in Brown Carbon Aerosols. MEGAN WOODS, Kunpeng Chen, Nilofar Raeofy, Roya Bahreini, Ying-Hsuan Lin, University of California, Riverside

4IM.2  
9:30
Development of a Higher Mass Resolution Aerosol Chemical Speciation Monitor. PHILIP CROTEAU, Benjamin A. Nault, Leah Williams, Manjula Canagaratna, Harald Stark, Donna Sueper, John Jayne, Douglas Worsnop, Aerodyne Research, Inc.

4IM.4  
9:45
Detailed Characterization of Secondary Organic Aerosol Composition Using Multiple Mass Spectrometric Techniques. ERIK HELSTROM, Abigail Koss, Jordan Krechmer, Manjula Canagaratna, Frank Keutsch, Alexander Zaytsev, Jesse Kroll, MIT

4IM.5  
9:45
Non-Targeted Screening Approach for Biomass Combustion Organic Aerosol Composition. THUSITHA DIVISEKARA, Simeon Schum, Lynn Mazzoleni, Michigan Technological University

4IM.6  
9:45
Aerosol Mass Spectrometer Quantification of Cooking Organic Aerosol Indoors and Implications for Outdoor Reduced Aerosol. Erin Katz, Hongyu Guo, Pedro Campuzano-Jost, Douglas Day, Wyatt Brown, Erin K. Boedicker, Matson A. Pothier, David Lunderberg, Sameer Patel, Kanan Patel, Patrick Hayes, Anita Avery, Lea Hildebrandt Ruiz, Allen Goldstein, Marina Vance, Delphine K. Farmer, Jose-Luis Jimenez, PETER F. DECARLO, Johns Hopkins University

4IM.7  
10:00
Potential Underestimation of Particulate Organic Nitrate Concentration by an Aerosol Mass Spectrometer. MASAYUKI TAKEUCHI, Yuchen Wang, Benjamin A. Nault, Manjula Canagaratna, Nga Lee Ng, Georgia Institute of Technology

4IM.8  
10:00
Optimizing a Pressure-controlled Inlet (PCI) Coupled with a PM2.5 Lens for Aircraft Measurements with the Aerodyne Aerosol Mass Spectrometer (AMS) in the Lower Stratosphere. DONGWOOK KIM, Pedro Campuzano-Jost, Hongyu Guo, Da Yang, Mark Kanaparthi, Suresh Dhaniyala, Leah Williams, John Jayne, Douglas Worsnop, Jose-Luis Jimenez, CIRES, University of Colorado, Boulder

4IM.9  
10:00
A New Method to Quantify Particulate Sodium and Potassium Salts (Sulfate, Nitrate, and Chloride) by Thermal Desorption Aerosol Mass Spectrometry. YUYA KOBAYASHI, Nobuyuki Takegawa, Tokyo Metropolitan University

4IM.11  
10:15
Characterization of Organic Aerosol Relative Ionization Efficiency for the Aerosol Mass Spectrometer and Aerosol Chemical Speciation Monitor. BENJAMIN A. NAULT, Philip Croteau, Leah Williams, Manjula Canagaratna, Aerodyne Research, Inc.

4IM.12  
10:15
A Searchable Database and Mass Spectral Comparison Tool for Aerosol Mass Spectrometer (AMS). SOHYEON JEON, Michael Walker, Donna Sueper, Anne Handschy, Douglas Day, Jose-Luis Jimenez, Brent Williams, Washington University in St. Louis


4SI SPECIAL SYMPOSIUM: INFECTIOUS AEROSOLS IN THE AGE OF COVID-19 IV

Joshua Santarpia and Don Milton, chairs

4SI.1  
9:30
Evaluating the Decay of SARS-CoV-2 Aerosols: An Overview of Methods, Results, and Remaining Knowledge Gaps. MICHAEL SCHUIT, Paul Dabisch, BNBI / DHS NBACC

4SI.2  
9:30
Medium Scale Wind Tunnel Testing of Aerosolized Coronavirus Collection and Inactivation in Recirculating Air Purification Systems. YUECHEN QIAO, My Yang, Ian Marabella, Devin McGee, Bernard Olson, Montserrat Torremorell, Christopher J. Hogan, University of Minnesota

4SI.3  
9:30
Viable Virus Transport in Ventilation Airflow. TATIANA BAIG, Maria King, Texas A&M University

4SI.4  
9:45
Effects of Ventilation Strategy and Social Distancing on Inhalation Exposure to Airborne Respiratory Aerosols. GEN PEI, Mary Taylor, Donghyun Rim, Penn State University

4SI.5  
9:45
Comparison of CFD Model and One-Compartment Materials Balance Model for Predicting 8-Hr Exposure to Pathogen-Laden Expiratory Droplets in a Two-Person Office. MAHENDER SINGH RAWAT, Sohaib Obeid, Paul White, Jacky Rosati Rowe, Goodarz Ahmadi, Andrea Ferro, Clarkson University

4SI.6  
9:45
Synergies Between Indoor and Outdoor Air Quality Monitoring Tools in a Home-Working Environment. Stefano Natali, MIHAI CHIRUTA, AerosolWorks LLC, Madison, Wisconsin, USA

4SI.7  
10:00
Feasibility of a High-Volume Filter Sampler for Detecting SARS-Cov-2 RNA in COVID-19 Patient Rooms. KAMALJEET KAUR, Amanda Wilson, Rachael Jones, Kerry Kelly, University of Utah

4SI.8  
10:00
Quantifying SARS-CoV-2 Infectious Particulate Exposure Risk, Mixing, and Removal Using DNA-Tagged and Real-Time Fluorescent PSL Microsphere Tracers in Wide-Bodied Boeing 777 and 767 Airframes. SEAN KINAHAN, David Silcott, Blake Silcott, Ryan Silcott, Peter Silcott, Braden Silcott, Steven Distelhorst, Vicki Herrera, Danielle Rivera, Kevin Crown, Gabriel Lucero, Joshua Santarpia, National Strategic Research Institute

4SI.9  
10:00
Real-Time Space-Resolved Monitoring of Aerosol Distribution in Operating Rooms and Intensive Care Units. KAITLYN GLENN, Jiayang He, Robert Rochlin, Abhyjot Pandher, Ching-Hsuan Huang, Joelle Segovia, Bailey Deck, Selina Teng, James Hecker, Igor Novosselov, University of Washington

4SI.10  
10:15
Respirator and Face Mask Particle Filtration Efficiency: Experimental Comparison of Test Methods. JOEL CORBIN, Gregory Smallwood, Ian Leroux, Jalal Norooz Oliaee, Fengshan Liu, Richard Green, Nathan F. Murnaghan, Timothy Sipkens, Triantafillos Koukoulas, Prem Lobo, National Research Council Canada

4SI.11  
10:15
Effect of Valved and Unvalved N95 Respirators and Face Coverings on Exhaled Particles. ANDREW VINER, Christine McCool, David Buckley, Nicole McCullough, 3M

4SI.12  
10:15
Assessing the Effectiveness of Facemask Filter Materials Using DEHS Aerosol and the ELPI+. BORIS GALVIS, Nestor Rojas, David Sierra, Carlos Sanchez, Bernal Camilo, Andres Monroy, Gesoltec s.a.s


4ST SPECIAL SYMPOSIUM: TRANSLATING AEROSOL RESEARCH FOR SOCIETAL IMPACT: SCIENCE COMMUNICATION AND PUBLIC OUTREACH II

Rachel O'Brien and Alex Huffman, chairs

4ST.1  
9:30
Communication of Real-Time Air Quality by Blending Model, Regulatory Monitor, and Low-Cost Sensor Data. Nico Schulte, Xiang Li, Jo Kay Ghosh, Philip Fine, SCOTT A. EPSTEIN, South Coast Air Quality Management District

4ST.2  
9:30
Air Partners: Community-Driven Air Monitoring, Mitigation, and Collaborative Governance in Boston, MA. SCOTT HERSEY, Allison Busa, Abigail Fry, Maia Materman, Megan Ku, Miranda McMillen, Francelis Morillo Suarez, Eben Cross, David Hagan, Franklin W. Olin College of Engineering

4ST.3  
9:30
An Educational Toolkit to Ensure the Successful Operation and Use of Air Quality Sensors by the Public. ASHLEY COLLIER-OXANDALE, Vasileios Papapostolou, Brandon Feenstra, Berj Der Boghossian, Andrea Polidori, South Coast Air Quality Management District

4ST.4  
9:45
Environmental Justice Analysis for Six Future Energy Scenarios in California. YITING LI, Michael Kleeman, University of California, Davis

4ST.5  
9:45
The NASA Multi-Angle Imager for Aerosols (MAIA): Enhancing Societal Impact through Early Community Engagement. ABIGAIL NASTAN, David Diner, Jet Propulsion Laboratory, Pasadena, CA

4ST.6  
9:45
Global Climate, Environmental, and Health Benefits of Replacing Traditional Solid Fuels with Liquified Petroleum Gas. EMILY FLOESS, Rob Bailis, Elisa Puzzolo, Dan Pope, Andrew Grieshop, North Carolina State University

4ST.8  
10:00
Communication of PM2.5 Air Sensor Performance Evaluations in the Field Using EPA’s Recommended Performance Metrics and Target Values. SAMUEL FREDERICK, Rachelle Duvall, Karoline Barkjohn, Cortina Johnson, Andrea Clements, U.S. EPA Office of Research and Development

4ST.9  
10:00
Sensor Data Cleaning and Correction: Application on the AirNow Fire and Smoke Map. KAROLINE BARKJOHN, Amara Holder, Andrea Clements, Samuel Frederick, Ron Evans, US Environmental Protection Agency

4ST.10  
10:15
Using Modeled Respiratory Aerosol and Measured CO2 to Inform COVID-19 Risk Prevention on a University Campus. J. ALEX HUFFMAN, Nora Carmody, University of Denver

4ST.11  
10:15
Disparities in Air Quality Downscaler Model Uncertainty across Socioeconomic and Demographic Indicators in North Carolina. SHAN ZHOU, Robert Griffin, Alexander Bui, Mercedes Bravo, Claire Osgood, Marie Lynn Miranda, Rice University

Tuesday 10:45 AM - 11:45 AM
Session 5: Platform




5AC AEROSOL CHEMISTRY V

Arthur Chan and Sarah Suda Petters, chairs

5AC.1  
10:45
Chemical Composition and Mass Yield of Secondary Organic Aerosol Generated from the Oxidation of Biogenic and Anthropogenic Precursors by Hydroxyl Radicals, Chlorine Atoms, and Bromine Atoms. ANDREW LAMBE, Anita Avery, Harald Stark, Jordan Krechmer, Francesca Majluf, Manjula Canagaratna, Catherine Masoud, Nirvan Bhattacharyya, Mrinali Modi, Lea Hildebrandt Ruiz, William Brune, Aerodyne Research, Inc.

5AC.2  
10:45
Changes in Mass Yield, Volatility Distribution, and Chemical Composition of Secondary Organic Aerosol Formed From Simultaneous and Sequential Oxidation of α-Pinene and Limonene by Nitrate Radicals. MASAYUKI TAKEUCHI, Thomas Berkemeier, Gamze Eris, Nga Lee Ng, Georgia Institute of Technology

5AC.3  
10:45
Comprehensive Measurements of Organic Carbon over Long Oxidation Timescales. LESLY FRANCO DELOYA, Jesse Kroll, MIT

5AC.4  
11:00
Vapor-phase Chemical Speciation and Condensation of Cerium Oxide. KATE RODRIGUEZ, Batikan Koroglu, Zurong Dai, Kim Knight, LLNL

5AC.5  
11:00
Influence of Salt Identity on the Size Dependent Morphology of Aerosol Particles. MIRIAM FREEDMAN, Emily-Jean Ott, Penn State University

5AC.6  
11:00
Molecular Investigation of the Multi-Phase Photochemistry of Fe-citrate Aerosol Proxies. CHRISTOPHER WEST, Jackson Ryan, Felipe Rivera-Adorno, Ana Morales, Jay Tomlin, Anusha P.S. Hettiyadura, Maria Misovich, Andrew Darmody, Peng Lin, Brittany Linn, Alexander Laskin, Purdue University

5AC.7  
11:15
The Role of Ammonia in Atmospheric New Particle Formation and Aerosol Number Abundance at the Southern Great Plains Site. ARSHAD NAIR, Fangqun Yu, Gan Luo, The State University of New York at Albany

5AC.8  
11:15
Regional and Nearfield Per- and Polyfluoroalkyl Substances (PFASs) in Ambient Fine Aerosol (PM2.5) in North Carolina, USA. Jiaqi Zhou, Karsten Baumann, Ralph Mead, Stephen Skrabal, Robert Kieber, Gene Avery, Megumi Shimizu, Mei Sun, Samuel Vance, Wanda Bodnar, Zhenfa Zhang, Leonard Collins, Jason Surratt, BARBARA TURPIN, UNC-Chapel Hill

5AC.9  
11:15
First Insights into Chemical Pathways of New Particle Formation over Siberia, Russia. OLGA GARMASH, Ekaterina Ezhova, Mikhail Arshinov, Denis Davydov, Anastasiia Demakova, Meri Räty, Federico Bianchi, Tuukka Petäjä, Boris Belan, Markku Kulmala, University of Helsinki

5AC.10  
11:30
Partitioning of Ambient Organic Gases to Inorganic Salt Solutions: Influence of Salt Identity, Ionic Strength, and pH. VIKRAM PRATAP, Annmarie Carlton, Amy Christiansen, Christopher Hennigan, University of Maryland, Baltimore County

5AC.11  
11:30
Organosulfates Are Primarily Deprotonated at Atmospheric Aerosol Acidities: pH-Dependent Protonation State via Raman and Infrared Spectroscopy. ALISON FANKHAUSER, Ziying Lei, Kimberly Daley, Yao Xiao, Zhenfa Zhang, Avram Gold, Bruce Ault, Jason Surratt, Andrew Ault, University of Michigan

5AC.12  
11:30
Stratification, Solvent-modulated Effects, and Simulations of Solvation in Secondary Organic Aerosol Mimicking Solutions. Emmaline Longnecker, Rebecca Miller, Lucy Metz, Asli Ali, Laura Bickart, Michelle Chen, Maya Morales, Habso Omane, ANDREW BERKE, Smith College


5HA HEALTH RELATED AEROSOLS I

Vishal Verma and Krystal Politt, chairs

5HA.1  
10:45
Physicochemical and Toxicological Characterization of Electronic Nicotine Delivery Systems. ROBY GREENWALD, Christa Wright, Aika Davis, Qian Zhang, Ji Soo Jeon, Georgia State University

5HA.2  
10:45
Development of a Ventilated Artificial Lung Model for Characterizing the Physicochemical Properties of Inhaled E-cigarette Aerosols. LIQIAO LI, Haoxuan Chen, Airi Harui, Michael D. Roth, Yifang Zhu, University of California, Los Angeles

5HA.3  
10:45
Toxicity Associated with Surface Chemistry of Combustion Produced PM2.5 by in Vitro Assays. MADHU SINGH, Randy Vander Wal, Patricia Silveyra, Penn State University

5HA.4  
11:00
Comparison of Oxidative Potential of Fine Particles between Urban and Rural Sites. SEUNGHYE LEE, Ma. Cristine Faye Denna, Minhan Park, Jiho Jang, Joonwoo Kim, Kihong Park, Gwangju Institute of Science and Technology

5HA.5  
11:00
Size Fractionation of PM2.5 Water-soluble Elements (Iron and Copper) and Oxidative Potential. YUHAN YANG, Dong Gao, Rodney J. Weber, Georgia Institute of Technology

5HA.6  
11:00
Spatiotemporal Variability in the Oxidative Potential of Ambient Fine Particulate Matter in Midwestern United States. HAORAN YU, Joseph V Puthussery, Yixiang Wang, Vishal Verma, University of Illinois Urbana-Champaign

5HA.7  
11:15
On the Relative Contribution of Fe and Organic Compounds, and Their Interaction in Cellular Oxidative Potential (OP) of Ambient PM2.5. YIXIANG WANG, Haoran Yu, Joseph V Puthussery, Vishal Verma, University of Illinois Urbana-Champaign

5HA.8  
11:15
Chemical and Cellular Superoxide Generation upon Respiratory Deposition of Quinones and Secondary Organic Aerosols. TING FANG, Yu-Kai Huang, Jinlai Wei, Jessica Monterrosa, Pascale Lakey, Michael Kleinman, Michelle Digman, Manabu Shiraiwa, University of California, Irvine

5HA.9  
11:15
Interactions between Transition Metals in Particulate Matter and Phosphate Buffer Affect Acellular Oxidative Potential Assays. JAYASHREE YALAMANCHILI, Christopher Hennigan, Brian Reed, University of Maryland, Baltimore County

5HA.10  
11:30
Aerosol Science, Toxicology and Risk Analysis Accomplishments from the Lovelace Organization: 1960-2020. ROGER MCCLELLAN, Advisor

5HA.11  
11:30
Respiratory Drug Development and Lovelace Biomedical: 2010-2021. JACOB MCDONALD, Philip Kuehl, Lovelace Biomedical


5IA INDOOR AEROSOLS III

Andrew Metcalf and Anita Avery, chairs

5IA.1  
10:45
Exposure of Adults and Children to the Released and Resuspended Particles from Nanotechnology-enabled Consumer Products. RUIKANG HE, Jie Zhang, Gediminas Mainelis, Rutgers, The State University of New Jersey

5IA.2  
10:45
Assessing Mitigation Strategies to Reduce Potential Exposures to Indoor Particle Release Events. Kathryn Van Valkinburgh, Ali Mohammadi Nafchi, Nigel Kaye, Ehsan Mousavi, Vincent Blouin, ANDREW METCALF, Clemson University

5IA.3  
10:45
Quantifying Temporal Ventilation Trends in Indoor Air Quality in University Buildings Using Professional Grade Low-Cost Sensors. SABRINA WESTGATE, Daniel Alvarado-Velez, Eben Cross, David Hagan, Nga Lee Ng, Georgia Institute of Technology

5IA.4  
11:00
Particulate Matter in Multi-Unit Social Housing: Impacts of Smoking, Season, and Building Retrofits. Alexander Mendell, Alireza Mahdavi, Yuchao Wan, JEFFREY SIEGEL, University of Toronto

5IA.5  
11:00
Exposure to Indoor and Outdoor Air Toxics and Associated Human Health Risk in Edmonton, Canada. MD. AYNUL BARI, Sanchita Paul, Warren Kinderzierski, University at Albany, SUNY

5IA.6  
11:00
Indoor PM2.5 as a Function of Outdoor PM2.5, Temperature, Heatwave Period, and Smoking Status. RUIKANG HE, Ioanna Tsoulou, Sanjeevi Thirumurugesan, Brian Morgan, Stephania Gonzalez, Deborah Plotnik, Jennifer Senick, Clinton J. Andrews, Gediminas Mainelis, Rutgers, The State University of New Jersey

5IA.7  
11:15
Secondary Organic Aerosol Formation from the Reaction of Decamethylcyclopentasiloxane (D5) with Chlorine Atoms. ANITA AVERY, Francesca Majluf, Jordan Krechmer, Harald Stark, Lea Hildebrandt Ruiz, William Brune, Manjula Canagaratna, Andrew Lambe, Aerodyne Research, Inc.

5IA.8  
11:15
Understanding Outdoor and Indoor Air Quality Implications of 100% Fresh (Ambient) Air Ventilation System. ALVARADO-VELEZ DANIEL, Sabrina Westgate, Eben Cross, David Hagan, Nga Lee Ng, Georgia Institute of Technology

5IA.9  
11:15
Modeling Indoor Inorganic Aerosol Concentrations during the ATHLETIC Campaign with ISORROPIA. Bryan Berman, Bryan Cummings, Hongyu Guo, Pedro Campuzano-Jost, Jose-Luis Jimenez, Demetrios Pagonis, Peter F. DeCarlo, SHANNON CAPPS, Michael Waring, Douglas Day, Zachary Finewax, Benjamin A. Nault, Anne Handschy, Drexel University

5IA.10  
11:30
Cookstove Emissions and Performance Evaluation Using a New ISO Protocol and Comparison of Results with Previous Test Protocols. WYATT CHAMPION, Michael Hays, Craig Williams, Larry Virtaranta, Mark Barnes, William Preston, James Jetter, U.S. Environmental Protection Agency

5IA.11  
11:30
Volatilization and Partitioning to Aerosols From Electronic Cigarette Vapor Residue. HENRY COLBY, Erin Katz, Roger Sheu, Peter F. DeCarlo, Drexel University

5IA.12  
11:30
Evaluating the Indoor and Outdoor Air Quality Impacts of Intensive Building Energy Efficiency Improvements. COLBY BUEHLER, Kenneth Gillingham, Pei Huang, Drew Gentner, Jordan Peccia, Yale University


5IM INSTRUMENTATION & METHODS II

Carlos Larriba-Andaluz and Susanne Hering, chairs

5IM.1  
10:45
Laminar Flow Sublimation-Deposition Systems for Nanoparticle Growth with MALDI Matrices. KE' LA KIMBLE, Michelle Heilig, Brock Mitts, Li Li, Kimberly Prather, Christopher J. Hogan, University of Minnesota

5IM.3  
10:45
Understanding the Physicochemical Evolution of Levitated Particles using Linear Quadrupole Electrodynamic Balance Coupled with Paper Spray Mass Spectrometry. RAVLEEN KAUR KOHLI, James F. Davies, University of California, Riverside

5IM.5  
11:00
Molecular Structure Characterization of Nanoparticles Formed from the Ozonolysis of Alpha-Pinene. ADAM THOMAS, Véronique Perraud, Michelia Dam, James Smith, University of California, Irvine

5IM.6  
11:00
Enriching Inlet for Improving Sensitivity and Level of Detection of Reactive Organic Gases by an Order of Magnitude in SCCM-Level Flows. NAMRATA SHANMUKH PANJI, Graham Frazier, Gabriel Isaacman-VanWertz, Virginia Tech

5IM.7  
11:15
10 nm Exhaust Particle Counting System for Automotive Certification Measurements. HELMUT KRASA, Martin Kupper, Markus Bainschab, Martin Cresnoverh, Mario Arar, Alexander Bergmann, Graz University of Technology

5IM.8  
11:15
Optimizing the Activation Efficiency of Sub-3 nm Particles in a Laminar Flow Condensation Particle Counter by Model Simulation. WEIXING HAO, Mark R. Stolzenburg, Michel Attoui, Jiaoshi Zhang, Yang Wang, Missouri University of Science and Technology

5IM.9  
11:15
Simplified Calibration of CPC Detection Efficiency Using Mono-Disperse Aerosols. DEREK OBERREIT, Siqin He, Kanomax FMT, Inc.

5IM.10  
11:30
Optimization of Multiplexed Orthogonal Injection of Ions from Electrospray Sources into a Low Pressure Ion Funnel as a Means to Improve Sensitivity. XI CHEN, Pei Su, Julia Laskin, Carlos Larriba-Andaluz, IUPUI

5IM.11  
11:30
Correcting Bias in Log-linear Instrument Calibrations in the Context of Chemical Ionization Mass Spectrometry. CHENYANG BI, Jordan Krechmer, Manjula Canagaratna, Gabriel Isaacman-VanWertz, Virginia Tech

5IM.12  
11:30
The Dual Polarity Spider: A Fast, Compact, Particle Mobility Spectrometer. STAVROS AMANATIDIS, Gregory Lewis, Steven Spielman, Ryan Ward, Yuanlong Huang, Benjamin Schulze, Susanne Hering, Richard Flagan, Aerosol Dynamics Inc.


5SI SPECIAL SYMPOSIUM: INFECTIOUS AEROSOLS IN THE AGE OF COVID-19 V

Jillianne Taylor and CY-Wu, chairs

5SI.1  
10:45
Risk Assessment and Mitigation of Aerosol Driven Transmission during Wind Instrument Plays. RUICHEN HE, Aliza Abraham, Linyue Gao, Jiarong Hong, University of Minnesota

5SI.2  
10:45
SARS-CoV-2 in Aerosol Particles Exhaled from COVID-19 Infected Patients during Breathing, Talking and Singing. MALIN ALSVED, David Nygren, Patrik Medstrand, Sara Thuresson, Carl-Johan Fraenkel, Jakob Löndahl, Ergonomics and Aerosol Technology, Lund University, Sweden

5SI.3  
10:45
Measurements and Simulations of Aerosol Released while Singing and Playing Wind Instruments. TEHYA STOCKMAN, Shengwei Zhu, Abhishek Kumar, Lingzhe Wang, Sameer Patel, James Weaver, Mark Spede, Donald K. Milton, Jean Hertzberg, Darin Toohey, Marina Vance, Jelena Srebric, Shelly Miller, University of Colorado Boulder

5SI.4  
11:00
The Effect of Plexiglass Shields on Droplet/Aerosol Transmission of Virus in Indoor Environments. BO YANG, Khaled Hashad, Alfredo Rodriguez, K. Max Zhang, Cornell University

5SI.5  
11:00
Healthcare Acquired Infections (HAIs), Coronavirus, and Filtration Efficiency. NIKKI SASHER, AAF Flanders

5SI.6  
11:00
Assessment of Personal Exposure to Airborne SARS-CoV-2 Using Wearable PDMS Passive Air Samplers. DONG GAO, Darryl Angel, Kayley DeLay, Elizabeth Lin, Jordan Peccia, Krystal Godri Pollitt, Yale University

5SI.7  
11:15
Influence of Flow Rates on Pressure Drop and Penetration for Various Masks. PETER CHEA, Buddhi Pushpawela, Ryan Ward, Richard Flagan, California Institute of Technology

5SI.9  
11:15
Variability of the Performance of Facemasks. BUDDHI PUSHPAWELA, Stavros Amanatidis, Yuanlong Huang, Richard Flagan, California Institute of Technology

5SI.10  
11:30
Racial Disparities in Fine Particulate Matter Exposure and COVID-19 Spread in the United States. PAYTON BEELER, Rajan K. Chakrabarty, Washington University in St. Louis

5SI.11  
11:30
Inactivation of Escherichia coli in Droplets at Different Ambient Relative Humidity: Effects of Phase Transition, Solute and Cell Concentrations. ZHANCONG LIANG, Wing Lam Chan, Xiaomeng Tian, Patrick Kwan Ho Lee, Chak K. Chan, City University of Hong Kong, China

Tuesday 11:45 AM - 1:00 PM
Lunch Break



Tuesday 1:00 PM - 2:00 PM
Session 6: Platform




6AC AEROSOL CHEMISTRY VI

Drew Gentner and Gabriel Isaacman-VanWertz, chairs

6AC.1  
1:00
Formation and Aging of Carboxylic Acids and Dimer Esters in α-Pinene and β-Pinene Secondary Organic Aerosol. CHRISTOPHER KENSETH, Yuanlong Huang, Nicholas Hafeman, Nathan Dalleska, Brian Stoltz, John Seinfeld, California Institute of Technology

6AC.2  
1:00
Comparison of Common Vapor Pressure Estimation Methods through Modeling of Alkene OH/NOx Systems. EMMALINE LONGNECKER, Julia Bakker-Arkema, Paul Ziemann, CU Boulder

6AC.3  
1:00
Differences in Mass Yields and Composition of Secondary Organic Aerosols from Nitrate Radical Oxidation of Isoprene under Various Reaction Conditions. TIANCHANG XU, Masayuki Takeuchi, Yuchen Wang, Nga Lee Ng, Georgia Institute of Technology

6AC.4  
1:15
Volatility Comparison of β-caryophyllene Autoxidation Products with C15 Dimers Using FIGAERO I-CIMS Thermal Desorption. JENNA DEVIVO, Mingyi Wang, Lubna Dada, Neil Donahue, The CLOUD Collaboration, Carnegie Mellon University

6AC.5  
1:15
Ambient Chlorine Chemistry in an Oil and Gas Production Region: Evidence from a FIGAERO-CIMS. CATHERINE MASOUD, Nirvan Bhattacharyya, Kristi McPherson, Leif Jahn, Pearl Abue, Kanan Patel, Daniel C. Blomdahl, Pawel K. Misztal, Lea Hildebrandt Ruiz, University of Texas at Austin

6AC.6  
1:15
Chemistry in Heated Cooking Oils and Effects on Gaseous and Particulate Emissions. Manpreet Takhar, Jenna Ditto, Eleanor Vaz, Jonathan Abbatt, ARTHUR W. H. CHAN, University of Toronto

6AC.7  
1:30
Brown Carbon Formation and Evolution from Aqueous-Phase Nitrate-Mediated Photooxidation of Phenolic Compounds. THEODORA NAH, Junwei Yang, Wing Chi Au, Haymann Law, Chun Hei Leung, Chun Ho Lam, City University of Hong Kong

6AC.8  
1:30
Aqueous-phase Brown Carbon Formation from Limonene SOA: Effects of Drying Conditions and Gas-phase Precursors. NETHMI KASTHURIARACHCHI, Laura-Helena Rivellini, Alex Lee, National University of Singapore

6AC.9  
1:30
Effects of Ammonium Sulfate on the Photodegradation of Toluene-Derived Brown Carbon Secondary Organic Aerosol. ALEXANDRA KLODT, Rachel O'Brien, Sergey Nizkorodov, University of California, Irvine

6AC.10  
1:45
Effects of Different Environmental Conditions on Secondary Brown Carbon Formation from Nighttime Oxidation of Furan. KUNPENG CHEN, Nilofar Raeofy, Raphael Mayorga, Roya Bahreini, Haofei Zhang, Ying-Hsuan Lin, University of California, Riverside

6AC.11  
1:45
OH Formation during the Photolysis of Polycyclic Aromatic Hydrocarbons. HEATHER RUNBERG, Brian Majestic, University of Denver

6AC.12  
1:45
Examining the Competition Between Oxidation and Deposition in the Fate of Reactive Organic Carbon. GABRIEL ISAACMAN-VANWERTZ, Chenyang Bi, Virginia Tech


6HA HEALTH RELATED AEROSOLS II

Changjie Cai and Su Wei-Chung, chairs

6HA.1  
1:00
Aid Pulmonary Disease Diagnosis and Treatment with CFD Modeling and Deep Learning: a New Perspective and Pilot Study. Changjie Cai, YU FENG, The University of Oklahoma Health Sciences Center

6HA.2  
1:00
Droplet Deposition Measurements in a Simplified Mouth-Throat Airway. HUIZHEN YANG, Xiaole Chen, Ting Ding, Jinan Zhang, Nanjing Normal University

6HA.3  
1:00
Estimation of Ultrafine Particle Respiratory Deposition Using Mobile Aerosol Lung Deposition Apparatus (MALDA). WEI-CHUNG SU, Jinho Lee, University of Texas Health Science Center at Houston

6HA.4  
1:15
Effects of Device Type, Liquid Composition, and Emission Level on Characteristics of Aerosol Generated from Tank-Style E-cigarettes and JUUL Pods. YUENING GUO, Liqiao Li, Yi Luo, Yifang Zhu, University of California, Los Angeles

6HA.5  
1:15
Filter Sample Analysis of Metal Contents Generated from Electronic Cigarettes and Potential Secondhand Smoke Emission. KAPIAMBA KASHALA FABRICE, Weixing Hao, Stephen Adom, Wenyan Liu, Huang Yue-Wern, Yang Wang, Missouri University of Science and Technology

6HA.6  
1:15
The Spatial Distribution of Particles from Little Cigar Smoke Deposited in Rat Lungs. KAISEN LIN, Christopher Wallis, Emily Wong, Patricia Edwards, Laura Van Winkle, Bahman Asgharian, Anthony S. Wexler, University of California, Davis

6HA.7  
1:30
The Fate of an Inhaled Puff Generated by an Electronic Nicotine Delivery System in The Human Oral and Lung Airways. AKINA MORI, Owen Price, Shigeaki Ito, Takuya Suzuki, Hitoshi Fujimoto, Hiroaki Suzuki, Bahman Asgharian, Japan Tobacco Inc.

6HA.8  
1:30
A Comparative In Vitro and In Vivo Toxicity Assessment of E-cigarette Aerosols Generated from Sub-ohm Tank and Juul. TIANCONG MA, Liqiao Li, Tian Xia, Yifang Zhu, University of California, Los Angeles

6HA.9  
1:30
Component Specific Evaporation of Filter Collected E-Cigarette Particulate Matter under Wet and Dry Conditions. KAITLYN SUSKI, Brad Ingebrethsen, Nagaraja Rao, Huan Wang, JUUL Labs

6HA.10  
1:45
Temperature Dependence of Emission Product Distribution from Vaping of Vitamin E Acetate. ALEXA CANCHOLA, Kunpeng Chen, Megan Woods, C.M. Sabbir Ahmed, Jin Y. Chen, Ying-Hsuan Lin, University of California, Riverside

6HA.11  
1:45
Iron-facilitated Organic Radical Formation from Secondary Organic Aerosols in Surrogate Lung Fluid. JINLAI WEI, Ting Fang, Pascale Lakey, Manabu Shiraiwa, University of California, Irvine


6IM INSTRUMENTATION & METHODS III

Alexander Bergmann and Akua Asa-Awuku, chairs

6IM.1  
1:00
Evaluation of a New Low-Cost Particle Sensor as an IoT Device for Indoor and Outdoor Particulate Matter Monitoring. ABI ROBERTS, Kathryn Van Valkinburgh, Christopher Post, John Pearce, Elena Mikhailova, Andrew Metcalf, Clemson University

6IM.2  
1:00
Understanding the Sources of Urban Air Quality Using Low-Cost Air Quality Sensors. LAURA YANG, David Hagan, Jean Rivera-Rios, Zahra Shivji, Eben Cross, Chris Peng, Jennifer Kaiser, Nga Lee Ng, Georgia Institute of Technology

6IM.3  
1:00
Long-term Evaluation of Low-Cost Air Sensors to Measure Indoor and Outdoor Particulate Matter in a Polluted Environment: Strengths and Limitations. JAEBIN JU, Linh Luu, Danielle Rocco, Esther Morales, Daniel B. Curtis, California State University, Fullerton

6IM.4  
1:15
Laboratory Calibration of a Low-cost Particulate Matter Sensor Using Standardized Aerosols. CHING-HSUAN HUANG, Jiayang He, Elena Austin, Edmund Seto, Igor Novosselov, University of Washington

6IM.5  
1:15
Performance of a Hybrid Lower-Cost PM Monitor in West Africa. JULIEN BAHINO, Michael R. Giordano, Eben Cross, James Nimo, Allison Hughes, Emmanuel Appoh, Christian Sewor, Kofi Amegah, Daniel Westervelt, Isaiah Tuolienuo, Melanie A Jackson, Stefani Penn, Rob Pinder, Arsene Ochou, Veronique Yoboue, Matthias Beekmann, R. Subramanian, OSU-EFLUVE, LISA/CNRS, UPEC, ENPC, UP

6IM.6  
1:15
Particle Measurement on Mobile Platforms: Considerations in Using Reference-Grade Monitors, Low-Cost Particle Sensors, and Particle Trajectory Modeling. WILTON MUI, Berj Der Boghossian, Ashley Collier-Oxandale, Steven Boddeker, Jason Low, Vasileios Papapostolou, Andrea Polidori, South Coast Air Quality Management District

6IM.7  
1:30
Cloud Condensation Nuclei (CCN) Activity Analysis of Low-Hygroscopicity Aerosols Using the Aerodynamic Aerosol Classifier (AAC). KANISHK GOHIL, Akua Asa-Awuku, University of Maryland

6IM.8  
1:30
Validation of Integrating Cavity Absorption Spectroscopy for Cloud and Aerosol Mass Concentration Measurement. MONIKA GRAFL, Benjamin Lang, Alexander Bergmann, Graz University of Technology

6IM.9  
1:30
A Miniaturized, Lower Cost, Cloud Condensation Nuclei Counter. ALEKSANDRA VOLKOVA, J. Alex Huffman, Donald R. Huffman, Ezra Levin, Gavin McMeeking, Matt Freer, Ben Swanson, Anna Hodshire, University of Denver


6NM NANOMATERIALS & SYNTHESIS I

Wei-Ning Wang and Georgios Kelesidis, chairs

6NM.1  
1:00
Modeling Nanoparticle Charge Distribution in the Afterglow of Non-thermal Plasmas and Comparison with Measurements. Vikram Suresh, LI LI, Joshua Redmond Go Filipe, Ranganathan Gopalakrishnan, The University of Memphis

6NM.2  
1:00
Molecular Dynamics based Investigation of Aerosol Deposition versus Thermal Spray Deposition. GUANYU SONG, Huan Yang, Christopher J. Hogan, University of Minnesota

6NM.3  
1:00
Vapor-Phase Synthesis and Assembly of Reactive Metal Nanoparticles for Energetic Applications. PANKAJ GHILDIYAL, Prithwish Biswas, Steven Herrera, Reza Abbaschian, Michael Zachariah, University of Maryland, College Park

6NM.4  
1:15
Langevin Dynamics Simulation of Porous Particulate Film Deposition with Polydisperse and Agglomerated Particles. JIHYEON LEE, Christopher J. Hogan, University of Minnesota

6NM.5  
1:15
Flame Aerosol Synthesis of Mesoporous Silica and Porous Ceramic Nanospheres. Shuo Liu, Satyarit Rao, Mihir Shah, MARK SWIHART, University at Buffalo - SUNY

6NM.6  
1:15
In-Situ Laser Diagnostics for the Characterization of Nanoparticles Synthesized with the Reactive Spray Deposition Technology (RSDT). EVANGELOS K. STEFANIDIS, Thomas A Ebaugh, Stoyan Bliznakov, Leonard Bonville, Francesco Carbone, Radenka Maric, University of Connecticut

6NM.7  
1:30
Laser Pyrolysis Synthesis and Applications of Rare-Earth Fluorides for Optical Upconversion. Mohammad Malekzadeh, Khirabdhi Mohanty, Vishvajeet Mane, MARK SWIHART, University at Buffalo - SUNY

6NM.8  
1:30
Synthesis of Graphene Nanosheets from Controlled Explosion of Liquid Precursors. SHUSIL SIGDEL, Justin Wright, Jose Covarrubias, Christopher Sorensen, Kansas State University

6NM.9  
1:30
Controllable Synthesis of Charged Lignin Nanoparticles as Nanocarriers by Electrospray. HAO ZHOU, Sujit Modi, Pratim Biswas, Washington University in St Louis

6NM.10  
1:45
Size Effect on the NIR Sheilding of Sodium Tungsten Bronze Particles. HAO TU, Wei-Ning Wang, Da-Ren Chen, Virginia Commonwealth University

6NM.11  
1:45
Freeze Spray Drying for the Encapsulation of Active Proteins. ALBERTO BALDELLI, Aylin Cidem, Yigong Guo, Hui Xin Ong, Daniela Traini, Anubhav Pratap-Singh, The University of British Columbia


6SI SPECIAL SYMPOSIUM: INFECTIOUS AEROSOLS IN THE AGE OF COVID-19 VI

Jonathan Reid and Doug Reed, chairs

6SI.1  
1:00
Personal Protective Equipment: Efficacy in Containing and Shielding Particulate Matter with a Diameter between 1 and 5 µm. ALBERTO BALDELLI, Kevin Heieis, Steven Rogak, Andrew Poznikoff, Robert Purdy, The University of British Columbia

6SI.2  
1:00
Respiratory Aerosols and Droplets in the Transmission of Infectious Diseases. MIRA L. PÖHLKER, Ovid O. Krüger, Jan-David Förster, Thomas Berkemeier, Janine Fröhlich-Nowoisky, Wolfgang Elbert, Ulrich Pöschl, Gholamhossein Bagheri, Eberhard Bodenschatz, Simone Scheithauer, J. Alex Huffman, Eugene Mikhailov, Christopher Pöhlker, Max Planck Institute for Chemistry, Mainz, Germany

6SI.3  
1:00
Dynamics of Size Distribution Evolution of Human Expelled COVID-19 Droplets for Coughing and Speaking: A Simulation Study. JOSHIN KUMAR, Yang Wang, Benjamin Sumlin, Esther Monroe, Nishit Shetty, Rajan K. Chakrabarty, Washington University in St. Louis

6SI.4  
1:15
Effect of Filtration Area on Aerosol Penetration through Personal Protective Equipment. CHETHANI ATHUKORALA, Hunter Hardy, Suresh Dhaniyala, Clarkson University

6SI.5  
1:15
Studying the Novel SARS-CoV-2 for Aerosol Transmissions. WAJIH UR REHMAN, COMSATS University Islamabad

Tuesday 2:00 PM - 4:00 PM
Chatroom Open