American Association for Aerosol Research - Abstract Submission

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

Virtual Conference

Aerosol Chemistry


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

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

A Two-city Study of Air Quality in Vietnam 2018-19: Source Apportionment Using PMF Applied to Offline AMS Data. ZAINAB BIBI, James Allan, Thomas Bannan, Alex Baker, David Oram, Duong Huu Huy, To Thi Hien, Hugh Coe, Saleh Alzahrani, University of Manchester, UK

Acidity at the Nanoscale: pH Measurement of Individual Ultrafine Aerosol Particles. ZIYING LEI, Yao Xiao, Samuel Bliesner, Claire Mattson, Madeline Cooke, Nicole Olson, Julie Albert, Andrew Ault, University of Michigan

Anthropogenic Influences on Amazonian Organic Aerosol: A Molecular-Level Analysis. EMILY BARNES, Lindsay Yee, Gabriel Isaacman-VanWertz, Rebecca Wernis, Nathan Kreisberg, Robert Weber, Scot T. Martin, Brett Palm, Weiwei Hu, Pedro Campuzano-Jost, Douglas Day, Jose-Luis Jimenez, Paulo Artaxo, Allen Goldstein, University of California, Berkeley

Aqueous Phase Reactions of Humic Like Substances (HULIS) Proxies with Photoproduced Reactive Oxygen Species (ROS). ANTHONY CARRASQUILLO, Wyndom Chase, David Noeckel, Amelia Schaeffer, Allison Wong, Williams College

Aqueous Photochemistry of Synthesized Pinene-Derived Carboxylic Acids and Dimer Esters. CHRISTOPHER KENSETH, Yuanlong Huang, Nathan Dalleska, John Seinfeld, California Institute of Technology

Aqueous-phase Secondary Organic Aerosol Formation: Laboratory Simulations and Field Observations in China. XINLEI GE, Zhaolian Ye, Nanjing University of Information Science & Technology

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

Atmospheric Evolution of Emissions from a Boreal Forest Fire: The Formation of Highly- Functionalized Oxygen-, Nitrogen-, and Sulfur-Containing Compounds. JENNA DITTO, Megan He, Tori Hass-Mitchell, Samar Moussa, Katherine Hayden, Shao-Meng Li, John Liggio, Amy Leithead, Patrick Lee, Michael Wheeler, Jeremy Wentzell, Drew Gentner, Yale University

Atmospheric Nanoparticles: Optical Photothermal Infrared Spectroscopy of Determining Particle Sizes. Nicole Olson, YAO XIAO, Ziying Lei, Andrew Ault, University of Michigan

Atmospheric Particle Composition at Different Altitude via Tethered Balloon System. SWARUP CHINA, Nurun Nahar Lata, Fan Mei, Darielle Dexheimer, Kuo-Pin Tseng, Zihua Zhu, Rhenton Brimberry, Noah Wilson, Pacific Northwest National Laboratory

Atmospheric Reactivity of Brake Wear Particulate Matter: Implications for Predicting and Improving Air Quality. LAURA MATCHETT, Kristyna Stix, Maya Abou-Ghanem, Sarah Styler, University of Alberta

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

Automating the Search for New Pathways in Atmospheric Oxidation Chemistry. VICTORIA BARBER, Jesse Kroll, MIT

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

Characterization of Particle Charge from Aerosol Generation Process: Investigations of Material Reactivity. ERIN M. DURKE, Monica McEntee, Meilu He, Suresh Dhaniyala, US Army CCDC CBC

Chemical and Microphysical Properties of Windblown Dust near an Actively Retreating Glacier in Yukon, Canada. PATRICK HAYES, James King, Colm Wickham, Marie-Pierre Bastien-Thibault, Malo Bernhard, Jill Bachelder, Kevin Wilkinson, Madjid Hadioui, Universite de Montreal

Chemical Characterization of Isoprene- and Monoterpene-Derived Secondary Organic Aerosol (SOA) Tracers in Marine Aerosols from the Galápagos Islands. TESSA SZALKOWSKI, Tianqu Cui, Karsten Baumann, Ryan Schmedding, Zhenfa Zhang, Jason Surratt, Jackson Seymore, William Vizuete, University of North Carolina at Chapel Hill

Chemical Mechanism of Atmospheric Oxidation of Benzyl Alcohol. REINA BUENCONSEJO, Sophia Charan, Paul Wennberg, John Seinfeld, California Institute of Technology

Chemical Transformation of Biomass Burning Organic Aerosol Due to Photolytic Aging. HONGMIN YU, Christopher Lim, Christopher Cappa, Jesse Kroll, Rachel O'Brien, William & Mary

Comparison of Chemical Characteristics of PM2.5 Haze Events in Beijing, China and Gwangju, Korea. JIHO JANG, Haebum Lee, Minhan Park, Nohhyeon Kwak, Ilhwa Seo, Dahye Oh, Min-Suk Bae, Kyoung-Soon Jang, Yujue Wang, Min Hu, Kihong Park, Gwangju Institute of Science and Technology

Comparison of Nitrate Radical Initiated Oxidation of Four Monoterpenes in a Laboratory Chamber Study to Gain Mechanistic Insight. MICHELIA DAM, Danielle C. Draper, Andrey Marsavin, Juliane L. Fry, James Smith, University of California, Irvine

Composition of Isoprene and Nitrate Radical Reaction Products Using FIGAERO-CIMS. TIANCHANG XU, Masayuki Takeuchi, Yuchen Wang, Nga Lee Ng, Georgia Institute of Technology

Connecting Composition to Reactivity for Fragrances and Their Emissions. JAMES HURLEY, Gabriel Isaacman-VanWertz, Virginia Tech

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

Coupling Online Conductivity with Offline Ion Chromatography Measurements using the Particle-into-Liquid Sampler. EWAN CROSBIE, Michael Shook, Luke Ziemba, Taylor Shingler, Bruce Anderson, Claire Robinson, Edward Winstead, Armin Sorooshian, Connor Stahl, Alexander B. MacDonald, Rachel Braun, SSAI

Deep Learning for Prediction of Multiphase Isoprene Oxidation Products. MUNKHZAYA BOLDBAATAR, Mohamadamin Tavakoli, Dora Kadish, Karla Rojas Garcia, Pierre Baldi, David van Vranken, Sergey Nizkorodov, Annmarie Carlton, University of California, Irvine

Detailed Comparisons of Results From Comprehensive Chamber Studies and Explicit Chemical Mechanisms. JOSHUA MOSS, Abigail Koss, Alexander Zaytsev, Martin Breitenlechner, Jordan Krechmer, Kevin Nihill, Jonathan Franklin, Christopher Lim, James Rowe, Joshua L. Cox, Joshua Shutter, Manjula Canagaratna, Brian Lerner, Douglas Worsnop, Richard Valorso, Marie Camredon, Bernard Aumont, Frank Keutsch, Jesse Kroll, MIT

Direct Measurement of Ozone Sensitivity to Oxides of Nitrogen and Volatile Organic Compounds during COVID-19 Using a Mobile Smog Chamber System. SHENGLUN WU, Toshihiro Kuwayama, Michael Kleeman, University of California, Davis

Direct Quantification of the Effect of Ammonium on Aerosol Droplet pH. QISHEN HUANG, Haoran Wei, Linsey Marr, Peter Vikesland, Virginia Tech

Effect of Particle Properties to the Atmospheric Visibility. WEN-BIN LEE, Yeou-Lih Yan, Hsin-Chih Lai, Shao-Hao Lu, Ming-Tung Chuang, Tang-Huang Lin, Chea-Yuan Yang, Ying-I Tsai, Chih-Chieh Chen, Wen-Yinn Lin, National Taipei University of Technology

Enhanced Reactivity in Droplets Relative to Bulk Solution Studied by Droplet Assisted Ionization Mass Spectrometry. YAO ZHANG, Murray Johnston, University of Delaware

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

Exploring the Physicochemical Properties of Aerosol Using a Linear Quadrupole Electrodynamic Balance. JAMES F. DAVIES, Jack Choczynski, Chelsea Price, Brandon Wallace, Thomas Preston, Ryan Davis, University of California, Riverside

Exploring the Properties of Brown Carbon Aerosol in Levitated Droplets. CHELSEA PRICE, Alison Bain, Thomas Preston, James F. Davies, University of California, Riverside

FIREX 2018/2019 Particle- and Gas-Phase Measurements: Emissions, Factor Analysis and Aging From Mobile Mass Spectrometers. FRANCESCA MAJLUF, Jordan Krechmer, Edward Fortner, Conner Daube, Christoph Dyroff, Joseph Roscioli, Tara Yacovitch, Benjamin Sumlin, Andrew Lambe, Scott Herndon, Manjula Canagaratna, Rajan K. Chakrabarty, John Jayne, Douglas Worsnop, Aerodyne Research, Inc.

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

Formation and Chemical Evolution of Organic Nitrates during Oxidation of Volatile Organic Compounds. QING YE, Abigail Koss, Manjula Canagaratna, Alexander Zaytsev, Jordan Krechmer, Martin Breitenlechner, Kevin Nihill, Christopher Lim, James Rowe, Joseph Roscioli, Frank Keutsch, Jesse Kroll, MIT

Formation of Reactive Oxygen Species in Heated Cooking Oil Fumes and Real Cooking Emissions. LU LU, Vanessa Yan Zi Ng, Zheng Hao Melvyn Tan, Yue Qian Tan, Wei Jie Seow, Alex Lee, National University of Singapore

Formation of Secondary Organic Aerosol from Nitrate Radical Oxidation of Phenolic Vocs: Implications for Nitration Mechanisms and Brown Carbon Formation. RAPHAEL MAYORGA, Zixu Zhao, Haofei Zhang, University of California, Riverside

Frequency-Dependent Humidity Response in Ultraviscous and Gel Particles. CRAIG SHELDON, Chelsea Price, Ryan Davis, James F. Davies, University of California, Riverside

Gas and Particle-phase Highly Oxygenated Organic Molecules and Organic Nitrates from Chlorine-Initiated Photo-Oxidation of α-Pinene. CATHERINE MASOUD, Lea Hildebrandt Ruiz, University of Texas at Austin

Gas-phase Hydrogen Peroxide from Multiphase Ozonolysis of Unsaturated Lipids. ZILIN ZHOU, Jonathan Abbatt, University of Toronto, Canada

Global Distribution of the Phase State and Mixing Times within Secondary Organic Aerosol Particles in the Troposphere Based on Room-Temperature Viscosity Measurements. ADRIAN MACLEAN, Ying Li, Natalie R. Smith, Giuseppe Crescenzo, Anusha P.S. Hettiyadura, Kyla Siemens, Celia Faiola, Alexander Laskin, Sergey Nizkorodov, Manabu Shiraiwa, Allan Bertram, University of British Columbia

Global Modeling of Heterogeneous Hydroxymethanesulfonate Chemistry. SHAOJIE SONG, Harvard University

Growth of Fresh SOA Seed Particles by α-Pinene Ozonolysis. DEVON HAUGH, Michael S. Taylor, Michael J. Apsokardu, Murray Johnston, University of Delaware

Heterogeneous Hydroxyl Radical Oxidation of Isoprene Epoxydiol (IEPOX)-Derived Secondary Organic Aerosol: Identification of Highly Oxygenated Products by HILIC/ESI-HR-QTOFMS. N. CAZIMIR ARMSTRONG, Yuzhi Chen, Tianqu Cui, Yue Zhang, Jin Yan, Zhenfa Zhang, Barbara Turpin, Man Nin Chan, Andrew Ault, Avram Gold, Jason Surratt, UNC Chapel Hill

Heterogeneous Hydroxyl Radical Oxidation of Isoprene Epoxydiol-Derived Methyltetrol Sulfates: Plausible Formation Mechanisms of Previously Unexplained Organosulfates in Ambient Fine Aerosols. YUZHI CHEN, Yue Zhang, Andrew Lambe, Rongshuang Xu, Ziying Lei, Nicole Olson, Zhenfa Zhang, Tessa Szalkowski, Tianqu Cui, William Vizuete, Avram Gold, Barbara Turpin, Andrew Ault, Man Nin Chan, Jason Surratt, UNC-Chapel Hill

Heterogeneous Oxidation of Benzo[a]pyrene: Kinetics, Products and Toxicity. AMY HRDINA, James Rowe, Simran Kaushal, Bevin Engelward, Jesse Kroll, MIT

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

Humidity Dependence of the Condensational Growth Rate of Secondary Organic Aerosol Particles. YIMING QIN, Jinghao Zhai, Paul Ohno, Jianhuai Ye, Yuemei Han, Pengfei Liu, Rahul Zaveri, Scot T. Martin, Harvard University

Impact of Meteorological Models on Aerosol Liquid Water Predictions. ALYSSA BURNS, Virendra Ghate, Amy Christiansen, Annmarie Carlton, University of California, Irvine

Impacts of Functional Group Identity on SOA Yields and Kinetics. ANDREW HALLWARD-DRIEMEIER, Jonathan Hall, Amelia Schaeffer, Spence Katie, LeClerc Paul, Nicholas Whitcomb, Petra Baldwin, Nandini Seetharaman, Chris Avila, Anthony Carrasquillo, Williams College

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

Inorganic Sulfur Species Formation upon Heterogeneous OH Oxidation of Organosulfates: Methyl Sulfate. Kai Chung Kwong, Yao Ge, Hon Yin Poon, Rongshuang Xu, Jian Zhen Yu, MAN NIN CHAN, The Chinese University of Hong Kong

Investigating the July 1st/2nd 2018, Pollution Event at Whiteface Mountain with Box Modeling and WRF-Chem. CHRISTOPHER LAWRENCE, Mary Barth, Sara Lance, Paul Casson, Dan Kelting, Elizabeth Yerger, University at Albany, SUNY

Investigation of Brown Carbon Formation in Cloud Droplets and Ambient Particles Undergoing Drying. VIKRAM PRATAP, Michael Battaglia Jr., Amy Christiansen, Annmarie Carlton, Christopher Hennigan, University of Maryland, Baltimore County

Long-term Aging of Secondary Organic Aerosols Derived from Monoterpenes in the Presence of Water Vapor and Liquid Water. CYNTHIA WONG, Daniel Vite, Sergey Nizkorodov, University of California, Irvine

Mass Accommodation and Gas-Particle Partitioning of Semivolatile Compounds in Organic Aerosols: Diffusivity, Viscosity, and Penetration Depth Dependence. MANABU SHIRAIWA, Ulrich Pöschl, University of California, Irvine

Modeling and Interpreting the Growth of Deliquesced Ammonium Sulfate Seed Particles by α-Pinene Ozonolysis. MICHAEL S. TAYLOR, Michael J. Apsokardu, Devon Haugh, Murray Johnston, University of Delaware

Modeling of Furan Oxidation (via OH and NO3) within Biomass-Burning Regimes Based on New Results from Chamber Experiments. BENJAMIN BROWN-STEINER, Matthew Alvarado, Taekyu Joo, Nga Lee Ng, AER

Models Underestimate the Increase of Acidity with Remoteness Biasing Radiative Impact Calculations. BENJAMIN A. NAULT, Pedro Campuzano-Jost, Douglas Day, Duseong Jo, Roya Bahreini, Huisheng Bian, Simon Clegg, Jack Dibb, Alma Hodzic, Alma Hodzic, Joseph Katich, Agnieszka Kupc, Eloise Marais, J. Andrew Neuman, John Nowak, Brett Palm, Fabien Paulot, Jeffrey R. Pierce, Gregory Schill, Joel A. Thornton, Kostas Tsigaridis, Paul Wennberg, Christina Williamson, Jose-Luis Jimenez, et al., CIRES, University of Colorado, Boulder

Molecular Characterization of Atmospheric Brown Carbon Chromophores Formed in Irradiated Proxies of Aqueous Secondary Organic Aerosol. MARIA MISOVICH, Anusha P.S. Hettiyadura, Wenqing Jiang, Qi Zhang, Alexander Laskin, Purdue University

Molecular Characterization of Brown Carbon Produced from the OH/NOx Photo-oxidation of Naphthalene. KYLA SIEMENS, Ana Morales, Anusha P.S. Hettiyadura, Quanfu He, Chunlin Li, Yinon Rudich, Alexander Laskin, Purdue University

Multiphase Degradation of Levoglucosan Using 0-D Numerical Simulations: Degradation Time Scales and Effects on SOA and Other Gases. LOREDANA SUCIU, Robert Griffin, Caroline Masiello, Rice University

NH3 and PM2.5 Characteristics at an Agricultural Site. JOONWOO KIM, Haebum Lee, Taewoong Gong, Kihong Park, Gwangju Institute of Science and Technology

Nonrefractory Particulate Matter Detection Using the Dual-Vaporizer Configuration of the Soot Particle Aerosol Mass Spectrometer (SP-AMS). LEAH WILLIAMS, Anita Avery, Arthur J. Sedlacek, Timothy Onasch, Aerodyne Research, Inc.

Nucleation and Growth of Particulate Matter from the Photooxidation of Aromatic Hydrocarbons. ISSAK PROAÑO LÓPEZ, Murray Johnston, University of Delaware

Organic Aerosol and Brown Carbon Evolution in Fresh Wildfire Plumes: Roles of Dilution-Driven Evaporation and Phenolic Chemistry. BRETT PALM, Qiaoyun Peng, Carley D. Fredrickson, Ben H. Lee, Lauren A. Garofalo, Matson A. Pothier, Sonia Kreidenweis, Delphine K. Farmer, Rudra Pokhrel, Yingjie Shen, Shane Murphy, Wade Permar, Lu Hu, Teresa Campos, Sam Hall, Kirk Ullmann, Xuan Zhang, Frank Flocke, Emily Fischer, Joel A. Thornton, University of Washington

Organic Fraction of the <0.15 µm Diameter Aerosol Particles over the Southern Ocean. GEORGES SALIBA, Kevin Sanchez, Savannah Lewis, Lynn Russell, Cynthia Twohy, Greg Roberts, Scripps Institution of Oceanography

Oxidized Amines Enhance Particle Formation More Than Amines. NANNA MYLLYS, Tuomo Ponkkonen, Sabrina Chee, James Smith, University of California, Irvine

Ozonolysis of Unsaturated Products from Toluene Photo-oxidation Can Form Highly Oxygenated Organic Molecules (HOM). OLGA GARMASH, Matthieu Riva, Matti P. Rissanen, Pekka Rantala, Otso Peräkylä, Liine Heikkinen, Yanjun Zhang, Mikael Ehn, University of Helsinki

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

pH-Dependence of the OH-Reactivity of Organic Acids in the Aqueous Phase. JESSICA LIMA AMORIM, Keifer Klimchuk, Florence Williams, Ran Zhao, University of Alberta

Photochemical Uptake of Ozone by Organic-Coated TiO2 Particles: Influence of Atmospheric Transport on Mineral Dust Photochemistry. MAYA ABOU-GHANEM, Sarah Styler, University of Alberta

Photodegradation of Secondary Organic Aerosols by Long Term Exposure to Solar Actinic Radiation. VAHE BABOOMIAN, Yiran Gu, Sergey Nizkorodov, University of California, Irvine

Photolysis of Aqueous Atmospheric Aerosol Mimics. Jacqueline Sharp, Daisy Grace, Shiqing Ma, Joseph Woo, MELISSA GALLOWAY, Lafayette College

Physicochemical Properties of Free Tropospheric Particles Collected at Pico Mountain Observatory and Their Role in Ice Cloud Formation. NURUN NAHAR LATA, Bo Zhang, Simeon Schum, Lynn Mazzoleni, Claudio Mazzoleni, Swarup China, Pacific Northwest National Laboratory

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

Quantification of Organic Aerosol Evaporation Rates in Aircraft Inlets and Instruments. DEMETRIOS PAGONIS, Benjamin A. Nault, Pedro Campuzano-Jost, Hongyu Guo, Jason Schroder, Douglas Day, Jose-Luis Jimenez, University of Colorado-Boulder

Quantifying the Contributions of Functional Groups to Light Absorptivity of Brown Carbon by a Two-layer Mapping Algorithm. KUNPENG CHEN, Jin Chen, King-Fai Li, Manuel Valdivia, Roya Bahreini, Ying-Hsuan Lin, University of California, Riverside

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

Rethinking the Lifetime of Aged Biomass Burning Aerosol over the Southeast Atlantic Ocean. AMIE DOBRACKI, Steven Howell, Pablo Saide, Steffen Freitag, Allison Aiken, James Podolske, Arthur J. Sedlacek, Kenneth Thornhill, Jonathan Taylor, HuiHui Wu, Hugh Coe, Paquita Zuidema, University of Miami

Sea Spray Aerosol Assessment of Atmospheric Corrosion in a Marine Environment. RAYMOND SANTUCCI, Christine Sanders, US Naval Research Laboratory

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

Secondary Organic Aerosol Volatility on Mixed Anthropogenic and Biogenic Precursor Systems. ARISTEIDIS VOLIOTIS, Yu Wang, Yunqi Shao, Mao Du, Thomas Bannan, Rami Alfarra, Gordon McFiggans, University of Manchester

Simulating Wall-free Aromatic Secondary Organic Aerosol Formation via Multiphase Reactions in the Presence of Electrolytic Inorganic Aerosol. SANGHEE HAN, Myoseon Jang, Chufan Zhou, University of Florida

Simulation of Monoterpene SOA Formation via Multiphase Reactions of Lumping Species Generated from Explicit Gas Mechanisms. ZECHEN YU, Myoseon Jang, Tianyu Zhang, Azad Madhu, Sanghee Han, University of Florida

Simulation of the Impact of Particle Phase State on SOA Formation from the Photooxidation of Isoprene and Beta-pinene Cocktail in the Presence of Electrolytic Salts. ZECHEN YU, Myoseon Jang, University of Florida

Simulations of Kinetically-Limited IEPOX-SOA Reactive Uptake with Glass Transition Temperatures Predicted by Volatility and Chemical Composition Implemented in CMAQv5.3. SARA FARRELL, Quazi Rasool, Havala Pye, Yue Zhang, Ying Li, Yuzhi Chen, Chitsan Wang, Haofei Zhang, Ryan Schmedding, Manabu Shiraiwa, Jason Surratt, William Vizuete, University of North Carolina at Chapel Hill

Single Particle Analysis to Study Heterogeneous Oxidative Aging of Aerosols. RAVLEEN KAUR KOHLI, James F. Davies, University of California, Riverside

SOA Formation in Mixed Oxidant (OH + Cl) Environments. NIRVAN BHATTACHARYYA, Mrinali Modi, Lea Hildebrandt Ruiz, University of Texas at Austin

SOA Production from Chlorine Radical Oxidation of Alkanes: Effects of Structural Branching, NOx, and Relative Humidity. LEIF JAHN, Dongyu S. Wang, Surya Venkatesh Dhulipala, Felipe Cardoso Saldaña, Lea Hildebrandt Ruiz, University of Texas at Austin

Solvent-modulated Effects on the Physical Properties of Secondary Organic Aerosol Mimicking Solutions. Emmaline Longnecker, Rebecca Miller, Lucy Metz, Tracy Rompich, ANDREW BERKE, Smith College

Stochastic Effects in H2SO4-H2O Cluster Growth. CHRISTOPH KÖHN, Martin Bødker Enghoff, Henrik Svensmark, Technical University of Denmark

Superoxide Formation from Aqueous Reactions of Biogenic Secondary Organic Aerosols. JINLAI WEI, Ting Fang, Cynthia Wong, Pascale Lakey, Sergey Nizkorodov, Manabu Shiraiwa, University of California, Irvine

Surfactant Effects on Hanging Droplet Aqueous-Phase Aerosol Mimic Direct Photochemistry. Thomas Beier, JOSEPH WOO, Lafayette College

Synthesis and Hydrolysis of Atmospherically Relevant Monoterpene Organic Nitrates. YUCHEN WANG, Masayuki Takeuchi, Tianchang Xu, Amanda J Schwartz, Ivan Piletic, Stefan France, Nga Lee Ng, Georgia Institute of Technology

The Effect of Aerosol Acidity on the Volatility of Isoprene and Monoterpene-derived Secondary Organic Aerosol (SOA). ALLA ZELENYUK, David Bell, Matthieu Riva, Dan Imre, Marianne Glasius, ManishKumar Shrivastava, John Shilling, Jason Surratt, Joel A. Thornton, Emma D'Ambro, Rahul Zaveri, Pacific Northwest National Laboratory

The Effects of Ammonium on the Atmospheric Aging of 3-Oxodicarboxylic Acids. ALEXANDRA KLODT, Jorge Fernandez, Michael Olsen, Sergey Nizkorodov, University of California, Irvine

The Interconnection of Aerosol-Phase State and Chemical Composition Impact the Formation and Climate-Altering Properties of Isoprene-Derived Secondary Organic Aerosols. YUE ZHANG, Yuzhi Chen, Martin Wolf, Andrew Lambe, Nicole Olson, Ziying Lei, Zhenfa Zhang, Avram Gold, John Jayne, Douglas Worsnop, Timothy Onasch, Daniel Cziczo, Andrew Ault, Jason Surratt, University of North Carolina at Chapel Hill

The Role of Hydrates, Competing Chemical Constituents, and Surface Composition on ClNO2 Formation. HALEY ROYER, Dhruv Mitroo, Sarah Hayes, Savannah Haas, Kerri Pratt, Patricia Blackwelder, Thomas Gill, Cassandra Gaston, University of Miami

The Surface Tension of Surfactant-Containing, Finite Volume Droplets. BRYAN R. BZDEK, Jonathan P. Reid, Jussi Malila, Nonne Prisle, University of Bristol

Tracking pH Changes in Real-time in Single Levitated Organic or Inorganic Acidic Droplets Undergoing Ammonia Uptake. HALLIE BOYER CHELMO, Walker Cage, Ryan Sullivan, University of North Dakota

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

Vibrational Modes of 2-Methyltetrol Sulfates from Raman and Infrared Spectroscopy. ALISON FANKHAUSER, Ziying Lei, Kimberly Daley, Yao Xiao, Andrew Ault, University of Michigan

Volatility Distributions and Solubility of Monoterpene-derived Organic Nitrates. MASAYUKI TAKEUCHI, Yuchen Wang, Gamze Eris, Nga Lee Ng, Georgia Institute of Technology