American Association for Aerosol Research - Abstract Submission

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

Virtual Conference

Monday     -     Tuesday     -     Wednesday     -     Thursday     -     Friday




Wednesday

Wednesday 10:00 AM - 11:15 AM
Plenary III



10:00
  
AEESP Lecture: The Clear Sky Bias in Atmospheric Chemistry Annmarie G. Carlton, University of California, Irvine


  
Moderator Amy Sullivan, Colorado State University

11:00
  
Whitby Award and Liu Award Presentations Patrick O'Shaughnessy, Awards Committee Chair, University of Iowa

11:08
  
Announcement of AAAR & IARA Fellows Donald Dabdub, University of California, Irvine

Wednesday 11:15 AM - 11:30 AM
Break



Wednesday 11:30 AM - 12:15 PM
Session 9 : Platform




9AC AEROSOL CHEMISTRY: ISOPRENE CHEMISTRY
TRACK 1
Lindsay Yee, chair

9AC.1  
11:30
A Near-Explicit Mechanistic Evaluation of Isoprene Photochemical Secondary Organic Aerosol Formation and Evolution. JOEL A. THORNTON, John Shilling, ManishKumar Shrivastava, Emma D'Ambro, Maria Zawadowicz, Jiumeng Liu, University of Washington, Seattle, WA

9AC.2  
11:40
Product Formation and Kinetics of Heterogeneous Hydroxyl Radical (OH) Oxidation of IEPOX-Derived SOA. JIN YAN, Yue Zhang, Yuzhi Chen, N. Cazimir Armstrong, Marc Webb, Zhenfa Zhang, Avram Gold, Andrew Lambe, Andrew Ault, Jason Surratt, University of North Carolina at Chapel Hill

9AC.3  
11:50
Unexpected pH-Dependent Stereochemistry in Organosulfate Formation in Aerosol. MADELINE COOKE, Yuzhi Chen, Yue Zhang, Ziying Lei, Isabel Ledskey, Jamy Lee, Nicolas Aliaga Buchenau, Andrew Lambe, Jason Surratt, Andrew Ault, University of Michigan


9CA CARBONACEOUS AEROSOLS: CONDENSABLE VAPORS AND AEROSOL BEHAVIOR
TRACK 2
R Subramanian, chair

9CA.1  
11:30
Measurements and Modeling of the Temperature and Humidity Dependent Viscosity Between -30 and 30 Degree Celsius. SABIN KASPAROGLU, Markus Petters, Ying Li, Manabu Shiraiwa, North Carolina State University

9CA.2  
11:40
Humidity Dependent Absorption Enhancements for Brown Carbon Surrogates. KYLE GORKOWSKI, James D. Lee, Christian Carrico, Tyler Capek, Claudio Mazzoleni, Allison Aiken, Manvendra Dubey, Los Alamos National Lab

9CA.3  
11:50
Model for Competitive Condensation of Supersaturated Vapor on a Soot Aggregate. ELLA IVANOVA, Alexei Khalizov, Gennady Gor, New Jersey Institute of Technology


9IA INDOOR AEROSOLS: INDOOR AEROSOL CHEMISTRY
TRACK 3
Rachel O'Brien, chair

9IA.1  
11:30
Oxidized Primary Organic Aerosol and Secondary Organic Aerosol Formation Initiated by Chlorine Oxidation of Indoor Pollutants during Bleach Cleaning. ANITA AVERY, Francesca Majluf, Jordan Krechmer, Nirvan Bhattacharyya, Lea Hildebrandt Ruiz, Maddy Reed, William Brune, Manjula Canagaratna, Andrew Lambe, Aerodyne Research, Inc.

9IA.2  
11:40
Deposited Particulate Matter from Cigarette Smoke Is a Major, Dynamic, and Chemically-Diverse Reservoir of Thirdhand Smoke. ROGER SHEU, Tori Hass-Mitchell, Akima Ringsdorf, Achim Edtbauer, Thomas Klüpfel, Jonathan Williams, Drew Gentner, Yale University

9IA.3  
11:50
Emissions from Essential Oil Diffusers. BOWEN DU, Heather Schwartz-Narbonne, Jeffrey Siegel, University of Toronto


9ID ROLE OF AEROSOL SCIENCE IN COVID-19: PERSONAL PROTECTIVE EQUIPMENT I
TRACK 4
Sergey Grinshpun and Gedi Mainelis, chairs

9ID.1  
11:30
Assessing the Effectiveness of Using Face Coverings to Mitigate the Transport of Particles Generated from Coughing. LIQIAO LI, Muchuan Niu, Yifang Zhu, University of California, Los Angeles

9ID.2  
11:40
Evaluation of Particle Filtration Efficiency of Commercially Available Materials for Homemade Face Mask Usage. TAEKYU JOO, Masayuki Takeuchi, Joy Barr, Emily Blum, Eric Parker, John Tipton, Julia Vernedoe, Nga Lee Ng, Georgia Institute of Technology

9ID.3  
11:50
The Use of Common Material to Alternative Masks for General Public: Fractional Filtration Efficiency and Breathability Perspective. CHENXING PEI, Qisheng Ou, Seong Chan Kim, Sheng-Chieh Chen, David Y. H. Pui, University of Minnesota


9IM INSTRUMENTATION & METHODS: VOLATILITY AND PHASE METHODS
TRACK 5
Shantanu Jathar, chair

9IM.1  
11:30
Improvement on Differential Mobility Analyzer Method for Estimation of the Enthalpy of Vaporization Using an Algorithm to Derive Particle Size Changes from Full-Size Distribution. CHIRANJIVI BHATTARAI, Andrey Khlystov, Desert Research Institute

9IM.2  
11:40
Design and Characterization of an Advanced Thermal Denuder. MARTIN IRWIN, Jacob Swanson, Adam M Boies, Catalytic Instruments

9IM.3  
11:50
Performance Characteristics of a Dual Stage Porous Tube Thermodiluter. AARON AVENIDO, Justin Koczak, Modi Chen, Francisco Romay, Russell Graze, Noah Bock, Darrick Zarling, TSI Incorporated


9SD SATELLITE DATA FOR ENVIRONMENTAL APPLICATIONS: I
TRACK 6
Meredith Franklin, chair

9SD.1  
11:30
Improving Estimates of PM2.5 Concentration and Chemical Composition by Application of High Spectral Resolution Lidar. BETHANY SUTHERLAND, Nicholas Meskhidze, NC State University

9SD.2  
11:40
Ensemble-Based Deep Learning for Estimating PM2.5 over California with Multi-Source Big Data Including Wildfire Smoke. Lianfa Li, Mariam Girguis, Frederick Lurmann, Nathan Pavlovic, Crystal McClure, Meredith Franklin, Jun Wu, Luke Oman, Carrie Breton, Frank Gilliland, RIMA HABRE, University of Southern California

9SD.3  
11:50
Examining Neighborhood Scale Variability of Co-incident PM2.5 and AOD Measurements: Results from Citizen Enabled Aerosol Measurements for Satellites (CEAMS). MICHAEL CHEESEMAN, Bonne Ford, John Volckens, Jeffrey R. Pierce, Eric Wendt, Casey Quinn, Christian L'Orange, John Mehaffy, Shantanu Jathar, Marilee Long, Zoey Rosen, Colorado State University, Fort Collins, CO

Wednesday 12:15 PM - 12:30 PM
Break



Wednesday 12:30 PM - 1:15 PM
Session 10: Platform




10AC AEROSOL CHEMISTRY: NEW SULFUR CHEMISTRY
TRACK 1
Gabriel Isaacman-VanWertz, chair

10AC.1  
12:30
Rapid Formation of Sulfate Aerosols through Aqueous Aerosol Oxidation by Isoprene Hydroxy Hydroperoxides (ISOPOOH). YUE ZHANG, Jin Yan, Yuzhi Chen, N. Cazimir Armstrong, Zhenfa Zhang, Avram Gold, Barbara Turpin, Jason Surratt, University of North Carolina at Chapel Hill

10AC.2  
12:40
Enhanced Sulfate Production by Nitrate Photolysis in the Presence of Halide Ions in Atmospheric Particles. RUIFENG ZHANG, Masao Gen, Dandan Huang, Yongjie Li, Chak K. Chan, City University of Hong Kong

10AC.3  
12:50
Contribution of Particulate Nitrate Photolysis to Heterogeneous Sulfate Formation for Winter Haze in China. HAOTIAN ZHENG, Shaojie Song, Golam Sarwar, Masao Gen, Shuxiao Wang, Dian Ding, Xing Chang, Shuping Zhang, Jia Xing, Yele Sun, Dongsheng Ji, Chak K. Chan, Jian Gao, Michael McElroy, Tsinghua University


10CC AEROSOLS, CLOUDS, AND CLIMATE: ABSORBING AEROSOLS, CLOUDS, AND CLIMATE
TRACK 2
Akua Asa-Awuku, chair

10CC.1  
12:30
Characterization of Black Carbon Aerosol and Its Impacts on Aerosol-Cloud Interactions in the Marine Environment. NILIMA SARWAR, Armin Sorooshian, Haflidi Jonsson, Richard Flagan, John Seinfeld, Andrew Metcalf, Clemson University

10CC.2  
12:40
Impact of African Dust, Biomass Burning, and Other Air Mass Types on Cloud Condensation Nuclei Concentrations at a Coastal Location in the Southeastern United States. EVA-LOU EDWARDS, Andrea F Corral, Hossein Dadashazar, Paquita Zuidema, Cassandra Gaston, Anne Barkley, Armin Sorooshian, University of Arizona

10CC.3  
12:50
Improved Estimates of Preindustrial Biomass Burning Reduce the Magnitude of Aerosol Climate Forcing in the Southern Hemisphere. PENGFEI LIU, Jed Kaplan, Loretta Mickley, Yang Li, Nathan Chellman, Monica Arienzo, Jack Kodros, Jeffrey R. Pierce, Michael Sigl, Johannes Freitag, Robert Mulvaney, Mark Curran, Joseph McConnell, Harvard University


10IA INDOOR AEROSOLS: LOW-COST SENSORS FOR INDOOR AEROSOLS
TRACK 3
Albert Presto, chair

10IA.1  
12:30
Use of Low-cost Air Quality Sensors to Quantify Human Activity Pattern Based PM2.5 Exposures. JIAYU LI, Aliaksei Hauryliuk, Krystal Suero, Shifali Kerudi, Megan Henriksen, Albert A. Presto, Carnegie Mellon University

10IA.2  
12:40
Using a Particle Sensor Network to Characterize Indoor and Outdoor Air Quality of Buildings in Areas Prone to Wildfires. HEIDI VREELAND, Amara Holder, Sarah Coefield, Ben Schmidt, Tom Javins, Curtis Noonan, Brian McCaughey, Gayle Hagler, U.S. EPA

10IA.3  
12:50
Investigation of Heatwave Effect on PM2.5 Levels Indoors using Consumer-grade Air Quality Sensors. RUIKANG HE, Ioanna Tsoulou, Sanjeevi Thirumurugesan, Brian Morgan, Stephania Gonzalez, Deborah Plotnik, Jennifer Senick, Gediminas Mainelis, Clinton J. Andrews, Rutgers, The State University of New Jersey


10ID ROLE OF AEROSOL SCIENCE IN COVID-19: PERSONAL PROTECTIVE EQUIPMENT II
TRACK 4
CY Wu and Gedi Mainelis, chairs

10ID.1  
12:30
Evaluation of Decontamination Methods for Commercial and Alternative Respirator and Mask Materials -- View from Filtration Aspect. QISHENG OU, Chenxing Pei, Seong Chan Kim, Elizabeth Abell, David Y. H. Pui, University of Minnesota

10ID.2  
12:40
Filtration Efficiencies of Nanoscale Aerosol by Cloth Mask Materials Used to Slow the Spread of SARS CoV-2. CHRISTOPHER ZANGMEISTER, James Radney, Edward Vicenzi, Jamie Weaver, National Institute of Standards and Technology

10ID.3  
12:50
Decontamination and Re-Use of Surgical Masks and N95 Respirators during the COVID-19 Pandemic: Effect of Autoclave Sterilization and Ethanol Treatment on Filter Efficiency and Breathability. SERGEY A. GRINSHPUN, Michael Yermakov, Marat Khodoun, University of Cincinnati


10IM INSTRUMENTATION & METHODS: BLACK CARBON AND PARTICLE MORPHOLOGY
TRACK 5
Markus Petters, chair

10IM.1  
12:30
Comparison of Inversion Schemes for Retrieving Black Carbon Mixing State Distributions using CPMA-SP2 Measurements. Naseri Arash, Timothy Sipkens, Una Trivanovic, Mohsen Kazemimanesh, Olanrewaju Wasiu Bello, Allan Bertram, Steven Rogak, JASON S. OLFERT, University of Alberta

10IM.2  
12:40
Online Shape and Density Measurement of Single Black Carbon Aerosol Particles. Shurong Wang, Kaili Zhou, JianMin Chen, Kimberly Prather, Xin Yang, XIAOFEI WANG, Fudan University

10IM.3  
12:50
Elemental Analysis of Oxygenated Organic Coatings on Black Carbon Particles using a Soot-Particle Aerosol Mass Spectrometer. MUTIAN MA, Laura-Helena Rivellini, Yuxi Cui, Megan Willis, Rio Wilkie, Jonathan Abbatt, Manjula Canagaratna, Junfeng Wang, Xinlei Ge, Alex Lee, National University of Singapore


10SD SATELLITE DATA FOR ENVIRONMENTAL APPLICATIONS: II
TRACK 6
Shannon Capps, chair

10SD.1  
12:30
Developing a Framework for Refining Ammonia Emissions Estimates with Satellite-based Observations with Air Quality Modeling. CONGMENG LYU, Mahmoudreza Momeni, Shannon Capps, Matthew Lombardo, Mark Shephard, Amir Hakami, Daven Henze, Steven Thomas, Peter Rayner, Drexel University

10SD.2  
12:40
A Novel Single-scattering Property Database of Irregular Aerosol Particles for Satellite-based Aerosol Remote Sensing. MASANORI SAITO, Ping Yang, Xu Liu, Department of Atmospheric Sciences, Texas A&M University

10SD.3  
12:50
Retrieving Low-cost Air Quality Sensor Network by Integrating Fixed and Satellite Monitoring Systems for a Northern China City. HUANG ZHANG, Chun-Ying Chao, Melanie Hammer, Randall Martin, Pratim Biswas, Washington University in St Louis

Wednesday 1:15 PM - 1:30 PM
Break



Wednesday 1:30 PM - 2:15 PM
Session 11: Platform




11AC AEROSOL CHEMISTRY: REDUCED ORGANIC SULFUR
TRACK 1
Andrew Ault, chair

11AC.1  
1:30
Particle- and Gas-phase Chamber Measurements of Dimethyl Sulfide Oxidation. MATTHEW GOSS, Qing Ye, Gabriel Isaacman-VanWertz, Jesse Kroll, MIT

11AC.2  
1:40
Global Modeling of Heterogeneous Hydroxymethanesulfonate Chemistry. SHAOJIE SONG, Harvard University

11AC.3  
1:50
Inorganic PM2.5 Composition in Fairbanks Alaska Winter: Large Contributions from HMS. MICHAEL BATTAGLIA JR., Rime El Asmar, James Campbell, Meeta Cesler-Maloney, William Simpson, Jingqiu Mao, Athanasios Nenes, Rodney J. Weber, Georgia Institute of Technology


11CC AEROSOLS, CLOUDS, AND CLIMATE: PHASE AND HYGROSCOPICITY OF ORGANIC AEROSOLS
TRACK 2
Markus Petters, chair

11CC.1  
1:30
Direct Comparison of the Submicron Aerosol Hygroscopicity of Water-Soluble Sugars and Ammonium Sulfate-Organic Mixtures. PATRICIA RAZAFINDRAMBININA, Joseph Nelson Dawson, Kotiba A. Malek, Tim Raymond, Dabrina Dutcher, Akua Asa-Awuku, Miriam Freedman, University of Maryland

11CC.2  
1:40
Temperature Dependent Entropy Driven Water Uptake in Phase Separated Aerosol Particles. MARIA LBADAOUI-DARVAS, Satoshi Takahama, Athanasios Nenes, LAPI, EPFL (Switzerland)

11CC.3  
1:50
Using Model Particle Systems to Constrain Atmospheric Particle “Glassiness” and Mixing Limitations. LUKE HABIB, Neil Donahue, Carnegie Mellon University


11HA HEALTH EFFECTS: E-CIGARETTE AND VAPING EMISSIONS
TRACK 3
Yu Feng and Fobang Liu, chairs

11HA.1  
1:30
Chemical and Toxicological Characterization of Vaping Emission Products from Commonly Used Vape Juice Diluents. HUANHUAN JIANG, C.M. Sabbir Ahmed, Thomas Martin, Alexa Canchola, Iain Oswald, Jose Garcia, Jin Chen, Kevin Koby, Anthony Buchanan, Zixu Zhao, Haofei Zhang, Kunpeng Chen, Ying-Hsuan Lin, University of California, Riverside

11HA.2  
1:40
Accretion Reactions Characterized in Unflavored Electronic Nicotine Delivery System (ENDS) Aerosols by Hydrophilic Interaction Liquid Chromatography Coupled to High-Resolution Quadrupole Time-of-Flight Mass Spectrometry (HILIC/QTOF-MS). SARAH SUDA PETTERS, Yue Zhang, Jin Yan, Caz Nichols, Timothy Fennell, Michelle McCombs, Kamau Peters, Jonathan Thornburg, Jason Surratt, University of North Carolina at Chapel Hill

11HA.3  
1:50
Assessing E-cigarette Aerosol Physical and Chemical Changes Post-emission Using an Idealized Physical Throat Model. KAITLYN SUSKI, Zarina Munshi, Raj Rao, Brad Ingebrethsen, Bryan Toth, Won Choi, Hosna Mogaddedi, JUUL Labs


11IA INDOOR AEROSOLS: RESIDENTIAL AEROSOLS
TRACK 4
Brent Williams, chair

11IA.1  
1:30
Long-Term Measurements of Particulate Matter in Residential Households: Case Studies with Cooking Methods, Cleaning, and Other Everyday Activities. SIERRA LALTRELLO, Azita Amiri, Shanhu Lee, The University of Alabama in Huntsville

11IA.2  
1:40
Assessment of PM2.5 Concentration and Transport in Indoor Environments Using Low-cost Sensors. SUMIT SANKHYAN, Julia Witteman, Sameer Patel, Marina Vance, University of Colorado Boulder

11IA.3  
1:50
Does Residential HVAC Filtration Work? TIANYUAN LI, Masih Alavy, Zhang Yizhi, Jeffrey Siegel, University of Toronto


11ID ROLE OF AEROSOL SCIENCE IN COVID-19: VIRUS CONTROL AND MITIGATION
TRACK 5
Doug Reed and Paul Dabisch, chairs

11ID.1  
1:30
Environmental Effects on Betacoronavirus Resuspension and Transport at High Risk Facilities. Sunil Kumar, Tatiana Baig, MARIA KING, Texas A&M University

11ID.2  
1:40
Influence of Wind and Relative Humidity on the Social Distancing Effectiveness to Prevent COVID-19 Airborne Transmission: A CFD Study. YU FENG, Thierry Marchal, Ted Sperry, Hang Yi, Oklahoma State University

11ID.3  
1:50
A Simple Effective Enclosure with Added Plastic Wrappings for Inexpensive Containment of Aerosolized COVID Viruses and Other Pathogens during Tracheal Operations. LUKE MONROE, Jack Johnson, Howard Gutstein, John Lawrence, Keith Lejenue, Ryan Sullivan, Coty Jen, Carnegie Mellon University


11IM INSTRUMENTATION & METHODS: AEROSOL CHEMICAL CHARACTERIZATION I
TRACK 6
Bryan Bzdek, chair

11IM.1  
1:30
Isomer-resolved Quantification of Particle-phase Organic Compounds Using a Coupled GC-CIMS/FID. CHENYANG BI, Jordan Krechmer, Graham Frazier, Wen Xu, Andrew Lambe, Megan Claflin, Brian Lerner, John Jayne, Douglas Worsnop, Manjula Canagaratna, Gabriel Isaacman-VanWertz, Virginia Tech

11IM.2  
1:40
Molecular Analysis of Freshly Nucleated α-pinene SOA Using Droplet Assisted Ionization. DEVAN E. KERECMAN, Murray Johnston, University of Delaware

11IM.3  
1:50
Airborne Extractive Electrospray Mass Spectrometry (EESI) Measurements of the Chemical Composition of Biomass Burning Organic Aerosol. DEMETRIOS PAGONIS, Pedro Campuzano-Jost, Hongyu Guo, Douglas Day, Melinda Schueneman, Wyatt Brown, Benjamin A. Nault, Kyla Siemens, Alexander Laskin, Felix Piel, Laura Tomsche, Tomas Mikoviny, Armin Wisthaler, Jose-Luis Jimenez, University of Colorado-Boulder

Wednesday 6:00 PM - 7:30 PM
Session 12: Posters




12AP

12AP.2  
Multi-Spectral Digital Holography for Microparticles. RAMESH GIRI, Gorden Videen, Matthew Berg, Kansas State University

12AP.3  
Comparison of Characteristics of New Particle Formation (NPF) in the Arctic (Ny-Alesund, Norway) and Urban (Gwangju, Korea) Environments. HAEBUM LEE, Kihong Park, Gwangju Institute of Science and Technology

12AP.4  
Effect of Brownian Rotation on the Drift Velocity of a Nanorod. GEORGE MULHOLLAND, Charles Hagwood, National Institute of Standards and Technology, Gaithersburg

12AP.5  
The Prediction of Size and Charge of Particles Generated in an Electrospray System. HAO ZHOU, Pratim Biswas, Washington University in St Louis

12AP.6  
Comparison of Particle Concentration and Distribution during Different Dust Storm Types as Measured by AEROS in West Texas. KARIN ARDON-DRYER, Mary Kelley, Moira Plantier, Xueting Xia, Texas Tech University

12AP.7  
Comparison of Bystander Asbestos Exposure Data to Fiber Migration Assumptions. STEVEN COMPTON, MVA Scientific Consultants

12AP.8  
Numerical Investigation of Ion-condensation. Jacob Svensmark, MARTIN BØDKER ENGHOFF, Nir Joseph Shaviv, Henrik Svensmark, Technical University of Denmark

12AP.9  
Comparison of the Predictions of Langevin Dynamics-based Diffusion Charging Collision Kernel Models with Canonical Experiments. Li Li, Harjindar Singh Chahl, RANGANATHAN GOPALAKRISHNAN, The University of Memphis

12AP.10  
The Effect of Potential Interaction and Atomic Mass on the Nature of the Scattering and Accommodation of Gas Molecules from the Surface of Charged Particles. Transitioning from Specular to Diffuse Reemission. VIRAJ GANDHI, Jayden Pothoof, Carlos Larriba-Andaluz, IUPUI

12AP.11  
A Universal Parameter to Describe the Reduction of Refraction Effects in the Scattering of Absorbing Spheres. JUSTIN MAUGHAN, Christopher Sorensen, Kansas State University

12AP.12  
Radial Basis Neural Network Method for Solving Population Balance Equations for Particle Coagulation. KAIYUAN WANG, Pei Wang, Suyuan Yu, Wei Peng, Institute of Applied Physics and Computational Mathematics

12AP.13  
Experimental Verification of the Kinetic Theory of Gelation. Christopher Sorensen, RAIYA EBINI, Kansas State University

12AP.14  
Investigating Homogeneous Nucleation of Propane and n-Butane in Supersonic Nozzle Expansions. JIAQI LUO, Barbara Wyslouzil, The Ohio State University

12AP.15  
Optical and Microphysical Properties of Aerosols Emitted from a Marine Engine. NILOFAR RAEOFY, Justin Dingle, Roya Bahreini, Andrew Metcalf, Gavin McMeeking, Tony Hansen, Yu Jiang, Jiacheng Yang, Kevin Thomson, Stephanie Gagne, Tak Chan, Jacob Swanson, Heejung Jung, Georgios Karavalakis, David R. Cocker III, Thomas D. Durbin, Wayne Miller, Kent Johnson, University of California, Riverside

12AP.16  
Effect of Volume Fraction and Hydrodynamic Interactions on Aerosol Particle Coagulation Using Langevin Dynamics Simulations. ZHIBO LIU, Vikram Suresh, Ranganathan Gopalakrishnan, The University of Memphis


12CM

12CM.1  
Estimating Criteria Pollutant Emissions from Six Future Greenhouse Gas Mitigation Energy Scenarios in California. YIN LI, Christopher Yang, Michael Kleeman, University of California, Davis


12CO

12CO.2  
Physical and Chemical Characteristics and Oxidative Potential of Rice Straw and Pine Stem Burning Particles. ILHWA SEO, Kwangyul Lee, Min-Suk Bae, Minhan Park, Shila Maskey, Arom Seo, Lucille Joanna Borlaza, Enrique Cosep, Kihong Park, Gwangju Institute of Science and Technology

12CO.3  
Development of Volatility Distributions of Biomass Burning Organic Emissions. ADITYA SINHA, Ingrid George, Amara Holder, Michael Hays, Andrew Grieshop, North Carolina State University

12CO.4  
Cookstove Emissions and Performance Evaluation Using a Novel ISO Protocol and Comparison of Results With Previous Test Protocols. WYATT CHAMPION, Craig Williams, Larry Virtaranta, Mark Barnes, William Preston, Michael Hays, James Jetter, ORISE, U.S. EPA

12CO.5  
Towards a Standardized Measurement System for Black Carbon Emissions from Ships. Stephanie Gagne, JALAL NOROOZ OLIAEE, Fengshan Liu, Joel Corbin, Prem Lobo, Gregory Smallwood, National Research Council Canada

12CO.6  
Aerosol Formation and Ejection via Pyrocumulonimbus Clouds in the British Columbia Fires of Late Summer 2017. ALEXANDER JOSEPHSON, Eunmo Koo, Daniel K Thompson, Jon Reisner, Los Alamos National Laboratory

12CO.7  
Effect of Deionized-water and Steam Addition on Soot and NOx Emissions in a Lab-scale Flare. OLANREWAJU WASIU BELLO, Milad Zamani, Larry W. Kostiuk, Jason S. Olfert, University of Alberta

12CO.8  
nvPM Across Decadal Length Scales: Dependence on Biofuel Content. John Kinsey, Bob Giannelli, Jeffrey Stevens, Robert Howard, Mary Forde, Cullen Leggett, Alla Zelenyuk, Kaitlyn J. Suski, Greg Payne, Julien Manin, Richard W. Frazee, Timothy Onasch, Andrew Freedman, Richard Miake-Lye, David Kittelson, Jacob Swanson, RANDY VANDER WAL, Jiawei Liu, Raju Kumal, Penn State University

12CO.9  
Laboratory-Generated Aerosols as Transfer Standards to Characterize Smoke Detector Performance. XIAOLIANG WANG, Judith Chow, John Watson, Marit Meyer, Gary Ruff, David Urban, John Easton, Gordon Berger, Paul Mudgett, Desert Research Institute

12CO.10  
Remotely-Sensed Aerosol Optical Properties Retrieved from a High Spectral Resolution Lidar (HSRL) Instrument during the FIREX-AQ Field Campaign. TAYLOR SHINGLER, Marta Fenn, Johnathan Hair, Amin Nehrir, Anthony Notari, NASA

12CO.11  
Biomass Burning Particle Emission Factors and Size Distributions Measured during FIREX-AQ. ELIZABETH WIGGINS, Richard Moore, Claire Robinson, Edward Winstead, Amber Soja, Emily Gargulinski, NASA


12DP

12DP.1  
Grain Charging Rate in High Ion Concentrated Dusty Plasma Using Langevin-Dynamic Simulations. RANGANATHAN GOPALAKRISHNAN, Vikram Suresh, Zhibo Liu, The University of Memphis

12DP.2  
Cold Atmospheric Pressure Plasma for the Microbial Inactivation of Contaminated Bioaerosols to Control Indoor Transmission of COVID-19 and Other Infection Diseases. Alina Bisag, Cristiana Bucci, Filippo Capelli, VITTORIO COLOMBO, Giorgio Dirani, Matteo Gherardi, Pasquale Isabelli, Giulia Laghi, Romolo Laurita, Nikta Oveisi, Vittorio Sambri, Industrial Engineering Department; University of Bologna


12IM

12IM.1  
Impacts of Data Completeness on Hourly Averaged PurpleAir PM2.5 Concentrations and AQI Category Estimation during Smoke Events. SAMUEL FREDERICK, Karoline Barkjohn, Amara Holder, Andrea Clements, U.S. EPA Office of Research and Development

12IM.2  
Performance Characterization of Low-Cost Sensor Observations in a Near-Source Environment in Rural Malawi. ASHLEY BITTNER, Eben Cross, David Hagan, Carl Malings, Eric Lipsky, Andrew Grieshop, North Carolina State University

12IM.3  
Thermal-induced Alternation in Size Distribution of Gold Nanoparticles Characterized by Differential Mobility Analyzer. ALICE CHINGHSUAN CHANG, Fang-Hsin Lin, Industrial Technology Research Institute

12IM.5  
Development and Evaluation of a Low-Cost Black and Brown Carbon Filter Analyzer. EMILY FLOESS, Andrew Grieshop, North Carolina State University

12IM.6  
Laboratory and Modeling Evaluation of Particle-Dependent Inaccuracies in Low-Cost Optical Sensors. AMANDA GAO, David Hagan, Eben Cross, Jesse Kroll, MIT

12IM.7  
Recommended Calibrations for Aerodyne Aerosol Mass Spectrometers to Reduce Uncertainty and to Improve Quantificaiton. BENJAMIN A. NAULT, Pedro Campuzano-Jost, Douglas Day, Hongyu Guo, Melinda Schueneman, Weiwei Hu, Brett Palm, Jason Schroder, Jose-Luis Jimenez, CIRES, University of Colorado, Boulder

12IM.8  
Increased Temporal Resolution of Environmentally Persistent Free Radicals (EPFR) in Atmospheric Particulate Matter and Combustion Particles via Electron Paramagnetic Resonance (EPR) Spectroscopy. HEATHER RUNBERG, Deborah Mitchell, Sandra Eaton, Gareth Eaton, Brian Majestic, University of Denver

12IM.9  
Aerosol pH Indicator and Organosulfate Detectability from Aerosol Mass Spectrometry Measurements. MELINDA SCHUENEMAN, Benjamin A. Nault, Pedro Campuzano-Jost, Douglas Day, Duseong Jo, Jason Schroder, Brett Palm, Alma Hodzic, Jack Dibb, Paul Wennberg, Karl D. Froyd, Glenn Diskin, Jose-Luis Jimenez, University of Colorado Boulder

12IM.10  
Aerosolization of Fine Lunar Simulant Particles for Size and Charge Characterization and Low-Cost Sensor Calibration. ABHAY VIDWANS, Shruti Choudhary, Brad Jolliff, Pratim Biswas, Washington University in St Louis

12IM.11  
Design and Characterization of a New OFR: The Particle Formation Accelerator (PFA). NINGJIN XU, Don Collins, University of California, Riverside

12IM.13  
Accurate Aerosol Absorption Measurements at Reduced Sample Pressures. MICHAEL COTTERELL, Kate Szpek, David Tiddeman, Jim Haywood, Justin Langridge, University of Bristol

12IM.14  
Volatility Measurement of Organic Aerosol by Mass Fraction Remaining: Challenges and Advances. KAROLINA CYSNEIROS DE CARVALHO, Sohyeon Jeon, Christopher Oxford, Michael Walker, Brent Williams, Washington University in St. Louis

12IM.15  
Effects of Inlet Temperature and Particle Transmission on Automated Mercury Analysis. Adriana Mustata, ELISABETH GALARNEAU, Geoff Stupple, Alexandra Steffen, Environment and Climate Change Canada

12IM.16  
Performance Validation of Bio-Particle Counter by Using Inkjet Aerosol Generator. KENJIRO IIDA, Hiromu Sakurai, AIST

12IM.17  
Determining the Cut-Off Diameter and Counting Efficiency of Optical Particle Counters With an Aerodynamic Aerosol Classifier and an Inkjet Aerosol Generator. Steven Tran, KENJIRO IIDA, Yoshiko Murashima, Hiromu Sakurai, Jason S. Olfert, University of Alberta

12IM.18  
Design and Characterization of an Ag Generator. MARTIN IRWIN, Jacob Swanson, Adam M Boies, Catalytic Instruments

12IM.19  
An Automated Approach to Identify and Quantify Compounds in Large GC-MS Datasets using Positive Matrix Factorization. SOHYEON JEON, Michael Walker, Claire Fortenberry, Brent Williams, Washington University in St. Louis

12IM.20  
A New Moderate-cost Method for the Characterization of Organic Aerosol by Volatility and Elemental Ratios. PURUSHOTTAM KUMAR, James Hurley, Nathan Kreisberg, Braden Stump, Susanne Hering, Patricia Keady, Gabriel Isaacman-VanWertz, Virginia Tech

12IM.21  
Influence of the Peaks Method Assumption on Variation in Volatility Tandem Differential Mobility Analyzer Measurements. CHRISTOPHER OXFORD, Brent Williams, Washington University in St. Louis

12IM.22  
Application and In-Field Assessment of a High Flow Rate Electrostatic Precipitator (ESP) in Collecting Fine Particulate Matter (PM2.5) for Toxicological Studies. MILAD PIRHADI, Amirhosein Mousavi, Constantinos Sioutas, University of Southern California

12IM.24  
Integrated Aerosol Mass and Number Measurements with the Mass and Mobility Aerosol Spectrometer (M2AS). KINGSLEY REAVELL, David Walker, Cambustion Ltd

12IM.25  
Machine Learning Approaches to Characterizing Soot in TEM Images. TIMOTHY SIPKENS, Hamed Nikookar, Steven Rogak, University of British Columbia

12IM.27  
Effect of Relative Humidity on the Performance of Five PM Sensors. PENG WANG, Feng Xu, Huanqin Wang, Da-Ren Chen, Virginia Commonwealth University

12IM.28  
Performance Evaluations of Multiple Commercial PM Sensors in Research Triangle Park, NC. SAMUEL FREDERICK, Karoline Barkjohn, Cortina Johnson, Ian VonWald, Andrea Clements, U.S. EPA Office of Research and Development

12IM.29  
Experimental Characterization of Light Backscattering. BLAINE FRY, Christopher Sorensen, Kansas State University

12IM.30  
Detailed Comparisons of Organic Aerosol Composition Measurements Using Advanced Mass Spectrometric Techniques. ERIK HELSTROM, Abigail Koss, Jordan Krechmer, Manjula Canagaratna, Frank Keutsch, Alexander Zaytsev, Jesse Kroll, MIT

12IM.31  
The Impact of Structure on the Estimation of Atmospherically Relevant Physicochemical Parameters. GABRIEL ISAACMAN-VANWERTZ, Bernard Aumont, Virginia Tech

12IM.32  
Validating Wildfire Smoke Transport within a High-density, Low-cost Sensor Network. KERRY KELLY, Derek Mallia, Adam Kochanski, Wei Xing, Tofigh Sayahi, Tom Becnel, Pierre-Emmanuel Gaillardon, Ross Whitaker, University of Utah

12IM.33  
Comprehensive Detection of All Analytes in Large Chromatographic Atmospheric Dataset. SUNGWOO KIM, Gabriel Isaacman-VanWertz, Virginia Tech

12IM.34  
Development of a Personal Sampler Combined with Adenosine Triphosphate Bioluminescence Assay for the Rapid Measurement of Bioaerosols. LI LIAO, Jeong Hoon Byeon, Jae Hong Park, Purdue University

12IM.35  
Low Cost Detection Method for in Situ Detection of Aerosol Acidity Using Colorimetry Integrated With Camera. AZAD MADHU, Myoseon Jang, Zechen Yu, University of Florida

12IM.36  
New Inlet for Increasing Concentrations of Reactive Organic Gases in SCCM-Level Sample Flows. NAMRATA SHANMUKH PANJI, Gabriel Isaacman-VanWertz, Virginia Tech

12IM.37  
Positive and Negative Emissions from Cooling Towers. CHRISTOPHER WALLIS, Mason Leandro, Patrick Chuang, Anthony S. Wexler, University of California, Davis

12IM.38  
Online Measurement of Semi-volatile Tracer Molecules in Workplace Room Air using Thermal Desorption Aerosol Gas Chromatography-Mass Spectrometry. WEN XU, Philip Croteau, Nathan Kreisberg, Allen Goldstein, John Jayne, Douglas Worsnop, Aerodyne Research, Inc.


12NM

12NM.1  
On-the-fly Directed Assembly of Metal Nanoparticles from Electromagnetically Levitated Metal Droplets. PANKAJ GHILDIYAL, Prithwish Biswas, Steven Herrera, Reza Abbaschian, Michael Zachariah, University of California, Riverside

12NM.2  
Structure and Dynamics of Fractal-like Particles Made by Agglomeration and Sintering. EIRINI GOUDELI, Maximilian L. Eggersdorfer, University of Melbourne

12NM.3  
Synthesis of Multicomponent Metal-containing Nanomaterials in a Flame-driven High Temperature Reducing Jet Reactor. MOHAMMAD MOEIN MOHAMMADI, Shuo Liu, Chintan Shah, Sandeep Kumar Dhandapani, Shema Rachel Abraham, William Sullivan, Raymond Buchner, Mark Swihart, University at Buffalo - SUNY

12NM.4  
Synthesis of Sodium Yttrium Fluoride-based Phosphors by Ultrasonic Spray Laser Pyrolysis. MOHAMMAD MALEKZADEH, Vishvajeet Mane, Khirabdhi Mohanty, Mark Swihart, University at Buffalo - SUNY

12NM.5  
Fabrication of Hollow Carbon Nanofiber Containing Metal Oxide Catalyst via Electrospinning and Thermal Treatment for Atmospheric VOCs Removal and Water Treatment. SANGMO KANG, Jungho Hwang, Yonsei university

12NM.6  
Characterization of Nanoparticles Emitted from Metallic Heaters in Electronic Cigarettes. KAUSHAL PRASAD, Mark D. Wilson, Jae Hong Park, Purdue University

12NM.7  
Controlled Explosion of Fine Dusts. SHUSIL SIGDEL, Justin Wright, Stephen Corkill, Christopher Sorensen, Kansas State University

12NM.8  
Effects of UV Intensity and Gas Composition on Photocatalytic Nitrogen Fixation on Titanium Dioxide Nanoparticles. SABRINA WESTGATE, Nga Lee Ng, Georgia Institute of Technology

12NM.9  
Precursor Effects on the Properties of Detonation Graphene Aerosol Gel. JUSTIN WRIGHT, Shusil Sigdel, Stephen Corkill, Jose Covarrubias, Levon LeBan, Jun Li, Stefan Bossmann, Christopher Sorensen, Kansas State University

Wednesday 7:30 PM - 8:30 PM
Early Career Development