10th International Aerosol Conference
September 2 - September 7, 2018
America's Center Convention Complex
St. Louis, Missouri, USA

Carbonaceous Aerosol


A Differential Photoacoustic Spectroscopic (DPAS) Technique for Aerosol Light Absorption Measurement in the Presence of Light-absorbing Gaseous Species. ZHENHONG YU, Gregory Magoon, William Brown, James Assif, Richard Miake-Lye, David Liscinsky, Aerodyne Research, Inc.

A New Method for the Determination of BC Mass Concentration from Light Absorption. YINGLI YU, Chunsheng Zhao, Wangshu Tan, Peking University

A nvPM Formation and Oxidation Semi-Empirical Model for Gas Turbines in Commercial Aviation. Joseph Abrahamson, RANDY VANDER WAL, Penn State University

A Study on Light Absorbing Carbon Soot Particles and Their Speciation over Semiarid Region of Indo-Gangetic Basin. PRATIMA GUPTA, Ashok Jangid, Ranjit Kumar, DEI, Dayalbagh, Agra, India

Aerosol Optical Properties and Climate Implications of Emissions from Traditional and Improved Cookstoves. GEORGES SALIBA, R. Subramanian, Kelsey Bilsback, Christian L'Orange, John Volckens, Michael Johnson, Allen Robinson, Carnegie Mellon University

Apportionment of Black Carbon to Fossil Fuel and Biomass Burning Sources in the Lower Fraser Valley, British Columbia: Impact of 2017 Wildfires on Local Air Quality. Robert Healy, Geoff Doerksen, UWAYEMI SOFOWOTE, Yushan Su, Jerzy Debosz, Michael Noble, Cheol H. Jeong, Jon M. Wang, Nathan Hilker, Greg J. Evans, Anthony Munoz, Ontario Ministry of the Environment and Climate Change

Black Carbon Aerosol in a Clean Marine Environment. WALT WILLIAMS, Armin Sorooshian, Haflidi Jonsson, Richard Flagan, John Seinfeld, Andrew Metcalf, Clemson University

Black Carbon Source Apportionment In Delhi during Winter. UMESH C. DUMKA, Suresh Tiwari, D.G. Kaskaoutis, S.D. Attri, Vijay Kumar Soni, P.D. Safai, Narendra Singh, N. Mihalopoulos, ARIES Nainital

Brown Carbon Aerosol Observed in the Remote Atmosphere. LINGHAN ZENG, Rodney J. Weber, Aoxing Zhang, Yuhang Wang, Eric Scheuer, Jack Dibb, Jose-Luis Jimenez, Pedro Campuzano-Jost, Joshua P. Schwarz, Kathryn McKain, Eric Apel, Georgia Institute of Technology

Brown Carbon at Three Platforms during the Actris-2 Experiment in Summertime in the Po Valley (Italy). STEFANIA GILARDONI, Angela Marinoni, Francesca Volpi, Douglas Orsini, Paolo Cristofanelli, Davide Putero, Matteo Rinaldi, Marco Paglione, Imad El Haddad, Minna Aurela, Julija Pauraite, Vidmantas Ulevicius, Dimitri Bacco, Vanes Poluzzi, Paolo Bonasoni, ISAC-CNR

CCN Activity and Particle Growth of Aging Diesel Exhaust Particles. Humphrey Chukwuto, FRANK BOWMAN, University of North Dakota

Characteristics and Origins of Carbonaceous Aerosols at an Urban Site of Qatar Peninsula. WASIM JAVED, Bing Guo, Minas Iakovides, Qi Ying, Euripides G. Stephanou, Texas A&M University at Qatar

Characteristics of Carbonaceous Aerosols at Two Major Cities Located in the Indo-Gangetic Basin. ATAR SINGH PIPAL, Ajay Taneja, Suresh Tiwari, Dr. B. R. Aambedkar University, Agra, India

Characteristics of Pollutant Emissions from Typical Coastal and Riverine Ships in China. XIANG DING, Qing Li, Di Wu, Jianfeng Sun, Xianmang Xu, JianMin Chen, Fudan University

Characterization of a Novel Miniature Inverted Burner for Soot Particle Generation. Alireza Moallemi, Mohsen Kazemimanesh, JOEL CORBIN, Gregory Smallwood, Jason S. Olfert, Prem Lobo, National Research Council Canada

Characterization Of Laser Derivatized Soot Nanostructure Towards Identifying Its Source. MADHU SINGH, Randy Vander Wal, The Pennsylvania State University

Chemical Characterization of Biomass Burning Aerosols: Can We Reduce the Complexity of Primary Aerosol Emissions?. ALESSANDRO FRANCHIN, Ann M. Middlebrook, Gabriela Adler, Matthew Coggon, Joost de Gouw, Jessica Gilman, Abigail Koss, Jesse Kroll, Kara D. Lamb, Christopher Lim, James Roberts, Joshua P. Schwarz, Kanako Sekimoto, Vanessa Selimovic, Chelsea Stockwell, Nick Wagner, Carsten Warneke, Rebecca Washenfelder, Caroline Womack, Robert J. Yokelson, Bin Yuan, CU CIRES - NOAA ESRL

Chemical Composition of Biomass Burning Particles Measured with a Soot Particle Aerosol Mass Spectrometer Downwind during the BBOP Study. TIMOTHY ONASCH, Anita Avery, John Shilling, Joda Wormhoudt, Arthur J. Sedlacek, Edward Fortner, Mikhail Pekour, Shan Zhou, Sonya Collier, Qi Zhang, Lawrence Kleinman, Ernie R. Lewis, Andrew Freedman, Leah Williams, Aerodyne Research, Inc.

Comprehensive Analysis of Carbonaceous Gases and Particles in Beijing, 2016. SHUO YANG, Kebin He, Fengkui Duan, Tsinghua University

Comprehensive Assessment of Carbonaceous PM2.5 in Malaysia during Haze Events Influenced by Indonesia Peatland Fire and Non-Haze Period. KURITA HIROKI, Fujii Yusuke, Tohno Susumu, Saito Nozomi, Kamiya Yuta, Takayuki Kameda, Regina Hitzenberger, Haller Theresa, Ikeda Kazuhiro, Sakai Nobumitsu, Sulong Nor Azura, Mohd Talib Latif, Ohura Takeshi, Kyoto University

Comprehensive Chemical Characterization of Brown Carbon Aerosols. Peng Lin, Lauren Fleming, Ying Li, Wing-Sy DeRieux, Julia Laskin, Manabu Shiraiwa, Sergey Nizkorodov, ALEXANDER LASKIN, Purdue University

Contrasting Temporal and Spatial Variation of Atmospheric Carbonaceous Aerosols during a Year-Long Measurement in Central India. SHAMSH PERVEZ, Rakesh Sahu, Suresh Tiwari, A.S. Panicker, Rajan K. Chakrabarty, Judith Chow, John Watson, Yasmeen F. Pervez, Pandit Ravishankar Shukla University, Chhattisgarh, India

Development of Size-resolved Black Carbon Particle Number Emission Inventory for Global Civil Aviation. XIAOLE ZHANG, Xi Chen, Jing Wang, ETH Zuerich

Discrepancies Between the Volatility Distributions of OA in the Ambient Atmosphere and the Laboratory. Eleni Karnezi, Evangelos Louvaris, Evangelia Kostenidou, Kalliopi Florou, Kerrigan Cain, SPYROS PANDIS, Carnegie Mellon University, University of Patras

Effects of Thermodenuding on the Morphology and Optical Properties of Soot. NISHIT SHETTY, Apoorva Pandey, Yuli W. Heinson, Rajan K. Chakrabarty, Washington University in St. Louis

Effects of Uneven Coating on the Absorption Enhancement of Soot Aggregates. WILLIAM HEINSON, Rajan K. Chakrabarty, Washington University in St. Louis

Equivalent Black Carbon (EBC) Measurement at a Regional Background Site in Central Europe Using a Multiple Wavelength Aethalometer: Variability and Source Apportionment. SALIOU MBENGUE, Norbert Serfozo, Jaroslav Schwarz, Nadežda Zíková, Adéla Holubová Šmejkalová, Ivan Holoubek, Global Change Research Institute, CAS, Brno 60300, CZ

Estimates of Radiative Forcing by Carbonaceous Aerosols over Northern India. A.S. Panicker, R. Aditi, G. BEIG, K. Ali, IITM, Pune, India

Estimating Aerosol Light Absorption from Filter-based Spectrophotometer Measurements. APOORVA PANDEY, Nishit Shetty, Rajan K. Chakrabarty, Washington University in St Louis

Estimation of Brown Carbon in PM2.5 Samples from Long-term Networks. XIAOLIANG WANG, Judith Chow, Brandon Daub, Steven Gronstal, L.W. Antony Chen, Mark Green, John Watson, Desert Research Institute

Evaluating Inter-seasonal Urban Environment-mixed Black Carbon-induced Radiative Effects over Eastern India. SHUBHA VERMA, Shantanu Pani, Sanhita Ghosh, Sauvik Santra, Indian Institute of Technology Kharagpur

Evaluation of Relative Humidity Impacts on Biomass Burning Aerosol Particle Viscosity and Volatility using a Tandem Differential Mobility Analyzer. CHRISTOPHER OXFORD, Rajan K. Chakrabarty, Brent Williams, Washington University in St. Louis

Field Measurements of Black and Brown Carbon Optical Properties from the 2017 Wildfire Season. KATIE FOSTER, Rudra Pokhrel, Matthew Burkhart, Shane Murphy, University of Wyoming

Fourier-transform Infrared Determination of Organic and Elemental Carbon: Anomalous Samples and What They Tell Us about Composition and Sources. ANN DILLNER, Andrew Weakley, Bruno Debus, Satoshi Takahama, University of California, Davis

Fractal Morphology of Black Carbon Aerosol Enhances Absorption on the Thermal Infrared Wavelengths. WILLIAM HEINSON, Rajan K. Chakrabarty, Washington University in St. Louis

Gaseous and Speciated Particulate Emissions from the Open Burning of Wastes from Tree Pruning. CÉLIA ALVES, Ana Vicente, Estela Vicente, Margarita Evtyugina, María Fernández-Amado, Purificación López-Mahía, University of Aveiro

High-temperature DMA Analysis of Wood Combustion Originated Particles. Heikki Lamberg, OLLI SIPPULA, Jorma Joutsensaari, Mika Ihalainen, Jarkko Tissari, Anna Lähde, Jorma Jokiniemi, University of Eastern Finland

Hydroxyl and Nitrate Radical Aging of Organic Emissions from Wildfires. SHANTANU JATHAR, Ali Akherati, Shiva Tarun, Liam Lewane, Abril Galang, Timothy Onasch, Scott Herndon, Joseph Roscioli, Tara Yacovitch, Edward Fortner, Philip Croteau, Wen Xu, Conner Daube, Berk Knighton, Benjamin Werden, Ezra Wood, Christopher Lim, David Hagan, Christopher Cappa, Jesse Kroll, Daniel S. Tkacik, Christopher Hennigan, Allen Robinson, Colorado State University

Impact of Diesel Container Truck Emissions on Carbonaceous Aerosols in a Unique Roadside Environment in Hong Kong. YEE KA WONG, Jian Zhen Yu, Hong Kong University of Science and Technology

Impact of Organic Aerosol Partitioning on U.S. Particle Emission Factors. BENJAMIN MURPHY, Christos Efstathiou, Havala Pye, United States Environmental Protection Agency

Influence of Aerosol Sources on Atmospheric Black Carbon Absorption Enhancement in the Region of Paris, France. YUNJIANG ZHANG, Olivier Favez, Francesco Canonaco, Dantong Liu, Jean-Eudes Petit, Tanguy Amodeo, Nicolas Bonnaire, Francois Truong, Jean Sciare, Andre S.H. Prévôt, Valerie Gros, Alexandre Albinet, INERIS

Influence of Aging on Mass Absorption Coefficient and Single Scattering Albedo of SOA: Oxidation vs. Organo-nitrate Formation. STEPHEN ZIMMERMAN, Justin Dingle, Alexander Frie, Justin Min, Roya Bahreini, University of California, Riverside

Influences of Primary Emission and Secondary Coating Formation on the Mixing State of Black Carbon-containing Particles. ALEX LEE, Chia-Li Chen, Jun Liu, Derek Price, Raghu Betha, Lynn Russell, Xiaolu Zhang, Christopher Cappa, National University of Singapore

Inter-Comparison of Techniques for the Measurement of Black Carbon from Biomass Burning: Influence of Optical and Chemical Properties. HANYANG LI, Kara D. Lamb, Joshua P. Schwarz, Vanessa Selimovic, Robert J. Yokelson, Gavin McMeeking, Andrew May, The Ohio State University

Laboratory-Generated Coated Soot Aerosols with Tunable Physical, Chemical and Optical Properties Using a Cast Generator and a Portable Micro Smog Chamber. Michaela N. Ess, Alejandro Keller, Adam Kimak, Heinz Burtscher, KONSTANTINA VASILATOU, METAS

Light Absorption by Carbonaceous Aerosol Emissions from Biomass Cookstoves in India. APOORVA PANDEY, Sameer Patel, Pratim Biswas, Shamsh Pervez, Rajan K. Chakrabarty, Washington University in St Louis

Light Absorption by Organic Aerosol from Combustion and Pyrolysis of Fir in Southern China. RANRAN ZHAO, Yongming Zhang, Feng Wang, Qixing Zhang, University of Science and Technology of China

Long-Term Assessment of Sunset OC/EC with Chemical Speciation Network Measurements. STEVEN G. BROWN, Elizabeth Landis, Hilary Minor, Theresa O'Brien, Joann Rice, Sonoma Technology, Inc

Long-term High Temporal Resolution Measurements of Carbonaceous Aerosol at a Suburban Station, in Athens, Greece – Assessment of Secondary Organic Aerosol Formation. Evangelia Diapouli, Stergios Vratolis, Athina-Cerise Kalogridis, Prodromos Fetfatzis, Maria Gini, KONSTANTINOS ELEFTHERIADIS, NCSR Demokritos, Athens, Greece

Measurement of Speciated Gaseous and Particulate Organic Nitrates in Urban Atlanta using FIGAERO-HR-ToF-I-CIMS. MASAYUKI TAKEUCHI, Gamze Eris, Taekyu Joo, Yunle Chen, Weiqi Xu, Dao Huang, Gabriela Saavedra, Seongshik Kim, Dong Gao, Rodney J. Weber, Yele Sun, Michael Walker, Brent Williams, Jenna Ditto, Drew Gentner, David Tanner, Greg Huey, Nga Lee Ng, Georgia Institute of Technology

Measurements of Dry and Wet Black Carbon Deposition over a Grassland. GAVIN MCMEEKING, Ethan Emerson, Joseph Katich, Joshua P. Schwarz, Delphine Farmer, Handix Scientific

Measuring Light Absorption by Organic Aerosols: Correction Factors for Solvent Extraction Based Photometry Techniques. NISHIT SHETTY, Apoorva Pandey, Wei Min Hao, Rajan K. Chakrabarty, Washington University in St. Louis

Measuring the Physical Properties of Refractory Black Carbon off the Los Angeles Coast. JOSEPH KO, Trevor Krasowsky, George Ban-Weiss, University of Southern California

Methylthreonic, Methylerythronic, and Methyltartaric acids: Highly Oxygenated Markers for Isoprene Secondary Organic Aerosol Aging. MOHAMMED JAOUI, Rafal Szmigielski, Nestorowicz Klara, A. Kolodziejczyk, K.J. Rudziński, W. Danikiewicz, Michael Lewandowski, Tad Kleindienst, EPA/ORD/NERL

Metrology for Light Absorption by Atmospheric Aerosols: The EMPIR Black Carbon Project. Eija Asmi, Joel Corbin, Volker Ebert, Konstantinos Eleftheriadis, François Gaie-Levrel, Martin Gysel, Thomas Müller, Andreas Nowak, Konstantina Vasilatou, Ernest Weingartner, PAUL QUINCEY, NPL

New Methods for the Study of the Effects of NOx on SOA Formation. WEIHAN PENG, David R. Cocker III, University of California, Riverside

Off-line Analysis of Cloud Water Samples compared to On-line Measurements of Below-Cloud Aerosol Composition: Inferring Cloud Processing Impacts on Organic Aerosol. SARA LANCE, Jie Zhang, Amy Christiansen, Annmarie Carlton, Paul Casson, James Schwab, ASRC, University at Albany, SUNY

Optical and Thermal Measurements and Source Apportionment of TC, BC, OC, EC and CM with High Time-resolution and Comparison to Aerosol Mass Spectrometry. MARTIN RIGLER, Irena Jezek, Drinovec Luka, Janja Tursic, Kranjc Irena, Glojek Kristina, Jean-Philippe Putaud, Valerie Gros, Olivier Favez, David Green, Athanasia Vlachou, Christoph Hueglin, Yandong Tong, Giulia Stefenelli, Jay G. Slowik, Andre S.H. Prévôt, Anthony D.A Hansen, Grisa Mocnik, Aerosol d.o.o.

Optical Properties and Radiative Forcing of Fractal-like Aggregates of Tar Balls from Wildfire Smoke Plumes. JANARJAN BHANDARI, Swarup China, Giulia Girotto, Barbara Scarnato, Kyle Gorkowski, Allison Aiken, Manvendra Dubey, Claudio Mazzoleni, Michigan Technological University

Optical Properties of Biomass Burning Carbonaceous Aerosol from Controlled Laboratory Burns and Ambient Wildfires. DIAN ROMONOSKY, Samantha Gomez, Jared Lam, Christian Carrico, Allison Aiken, Petr Chylek, Thom Rahn, Manvendra Dubey, Los Alamos National Lab

Over a Decade-long Trend of Concentrations of Ultrafine Particle and Carbonaceous Aerosols at a Traffic Intersection. YUJI FUJITANI, Katsuyuki Takahashi, Akihiro Fushimi, Shuichi Hasegawa, Yoshinori Kondo, Kiyoshi Tanabe, Shinji Kobayashi, National Institute for Environmental Studies

Particulate and Gas Phase Separation in Simultaneous Sampling of Combustion Byproducts: New Insights into Chemical Composition by Mass Spectrometric Analysis. Jennifer Noble, Linhdan Ngo, Dumitru Duca, MARIN VOJKOVIC, Abd Raouf Ikhenazene, Cornelia Irimiea, Guillaume Lefevre, Alessandro Faccinetto, Claire Pirim, Yvain Carpentier, Bertrand Chazallon, Nicholas Nuns, Jerome Yon, Eric Therssen, Cristian Focsa, Université de Lille

Photochemical Aging of Light-Absorbing Biomass Burning Aerosol Selected by Volatility. ELIJAH SCHNITZLER, Rachel Hems, Jonathan Abbatt, University of Toronto, Toronto, Canada

Physical, Chemical, and Optical Properties of Aged Smoke Aerosols and Impacts on Boundary Layer Clouds over the South Atlantic during CLARIFY. JONATHAN TAYLOR, HuiHui Wu, Ian Crawford, Keith Bower, James Allan, Dantong Liu, Michael Flynn, Paul Williams, James Dorsey, Tom Choularton, Justin Langridge, Cathryn Fox, Michael I. Cotterell, Nicholas Davies, Kate Szpek, Hugh Coe, Jim Haywood, University of Manchester

Physico-chemical Characterization of Small-scale Gas Flaring. Alberto Baldelli, Ramin Dastanpour, Una Trivanovic, Melina Jefferson, Jason S. Olfert, Alireza Moallemi, Kevin Thomson, Matthew Johnson, Olga Popovicheva, STEVEN ROGAK, University of British Columbia

Pinning Down the Highly Variable Light-absorption Properties of Brown Carbon. RAWAD SALEH, Zezhen Cheng, Khairallah Atwi, University of Georgia

Prediction of Atmospheric Organic Aerosol Concentrations From Carbonyl Absorption in the Mid-Infrared. Matteo Reggente, Robin Modini, Giulia Ruggeri, SATOSHI TAKAHAMA, Andrew Weakley, Alexandra Boris, Ann Dillner, Provat Saha, Andrew Grieshop, Christoph Hueglin, Christopher Pöhlker, Meinrat O. Andreae, Samara Carbone, Paulo Artaxo, EPFL

Quantification of Fossil and Non-Fossil SOA from Combined 14C/AMS-PMF Analysis for the SOAS Field Campaign. SOENKE SZIDAT, Matthias Vonwiller, Gary Salazar, Weiwei Hu, Jose-Luis Jimenez, Eric Edgerton, Stephanie L. Shaw, Andre S.H. Prévôt, University of Bern

Quantifying Black Carbon Light Absorption Enhancement with a Novel Statistical Approach. Cheng Wu, Dui Wu, JIAN ZHEN YU, Jinan University

Quantitative Comparison of Correction Algorithms Applied Filter-Based Black Carbon Measurements during the FIREX Campaign. HANYANG LI, Gavin McMeeking, Andrew May, The Ohio State University

Roadside Measurements of Black Carbon, PM2.5, Particle Number and NOx Vehicle Emission Factors in Brazil. PATRICIA KRECL, Admir Créso Targino, Thiago Landi, Matthias Ketzel, Federal University of Technology

Source Apportionment and Variability of Submicron Organic Aerosol from Year-long Near Real-time Measurements Over an Urban Mediterranean Area. Aikaterini Bougiatioti, IASONAS STAVROULAS, Despina Paraskevopoulou, Georgios Grivas, Pavlos Zarmpas, Eleni Liakakou, Evangelos Gerasopoulos, Nikolaos Mihalopoulos, National Observatory of Athens

Source Apportionment of Fossil Fuel and Biomass Burning Black Carbon (Bc) in the Milan Metropolitan City and Bareggio Sub-Urban Area Contrasting Locations. AMIRHOSEIN MOUSAVI, Mohammad Sowlat, Ario Ruprecht, Constantinos Sioutas, University of Southern California

Sources and Physicochemical Characteristics of Black Carbon Aerosol in the Southeastern Tibetan Plateau: Internal Mixing Enhances Light Absorption. QIYUAN WANG, Junji Cao, Yongming Han, Institute of Earth Environment, Chinese Academy of Sciences

Sources of Brown Carbon in Urban Environments: Importance of Vehicular Emissions. NETHMI KASTHURIARACHCHI, Max Adam, Yue Liang, Dong Zhang, Alex Lee, National University of Singapore

Sources of PM2.5 Carbonaceous Aerosol in Riyadh, Saudi Arabia. QIJING BIAN, Badr Alharbi, Mohammed M. Shareef, Tahir Husain, Mohammad J. Pasha, Samuel Atwood, Sonia Kreidenweis, Colorado State University

Spatio-Temporal Trends and Source Apportionment of Fossil Fuel and Biomass Burning Black Carbon (Bc) in the Los Angeles Basin. AMIRHOSEIN MOUSAVI, Mohammad Sowlat, Sina Hasheminassab, Andrea Polidori, Constantinos Sioutas, University of Southern California

Speciated Molecular Emission Factors and Volatilities of Biomass Burning Aerosols from Western US Forest Fuels. COTY JEN, Lindsay Hatch, Nathan Kreisberg, Christos Stamatis, Vanessa Selimovic, Robert J. Yokelson, Kelley Barsanti, Allen H. Goldstein, University of California, Berkeley

Spectral Measurements of Mass Absorption Cross-Section of Flare-Generated Black Carbon. BRADLEY CONRAD, Melina Jefferson, Brian Crosland, Matthew Johnson, Carleton University

Temperature Effects on Carbonaceous Particle Formation during Ethylene Pyrolysis in a Laminar Flow Reactor. JUNYU MEI, Mengda Wang, Xiaoqing You, Chung K. Law, Tsinghua University

Temperature Matters More than Concentration: CCN-activation of Soot after Exposure to Ozone under Atmospheric Conditions. FRANZ FRIEBEL, Amewu Mensah, ETH Zürich

The Density, Morphology, and Internal Structure of Biomass Burning Brown Carbon Aerosol. BENJAMIN SUMLIN, Christopher Oxford, Bongjin Seo, Robert Pattison, Brent Williams, Rajan K. Chakrabarty, Washington University in St. Louis

The Effect of Hydrophobic Glassy Organic Material on the Cloud Condensation Nuclei Activity of Internally Mixed Particles with Different Particle Morphologies. Ankit Tandon, Nicholas Rothfuss, MARKUS PETTERS, North Carolina State University

The Effect of Potassium Chloride Addition on the Characteristics of Nascent Soot during Ethylene Pyrolysis. Mengda Wang, JUNYU MEI, Quanxi Tang, Xiaoqing You, Tsinghua University

The MWAA Model as a Tool for Carbonaceous Aerosols Apportionment and as an Input for the Improvement of TOT Measurements. DARIO MASSABÒ, Vera Bernardoni, Rosaria Erika Pileci, Silvia G. Danelli, Lorenzo Caponi, Gianluigi Valli, Roberta Vecchi, Paolo Prati, University of Genoa and INFN Genoa, Italy

The Ubiquity of Biomass Burning Particles in the Remote Troposphere. GREGORY SCHILL, Karl D. Froyd, Daniel Murphy, Agnieszka Kupc, Christina Williamson, Charles Brock, Huisheng Bian, Mian Chin, Peter Colarco, NOAA ESRL and CIRES, University of Colorado Boulder

Trend of Elemental and Organic Carbon (EC/OC) Concentrations at the National Atmospheric Observatory Košetice (Czech Republic) in 2009-2016. MILAN VANA, Adéla Holubová Šmejkalová, Czech Hydrometeorological Institute

Trends in Organic Aerosol Mass and Functional Group Composition in the SouthEastern Aerosol Research and Characterization (SEARCH) Network from 2008 to 2016. ANN DILLNER, Alexandra Boris, Andrew Weakley, Bruno Debus, Eric Edgerton, Stephanie L. Shaw, Satoshi Takahama, University of California, Davis

Understanding the Physical and Optical Properties of Black Carbon Aerosols at Delhi and Kanpur in Indo-Gangetic Plain. NAVANEETH M. THAMBAN, S.N. Tripathi, Shamjad P.M., IIT Kanpur

Use of Electron Tomography to Analyze the Actual Primary Particles Distribution and Agglomerate Morphology of Soot. Alberto Baldelli, STEVEN ROGAK, Una Trivanovic, University of British Columbia

Use of Electron Tomography to Analyze the Actual Primary Particles Distribution and Agglomerate Morphology of Soot. Alberto Baldelli, STEVEN ROGAK, Una Trivanovic, University of British Columbia

Usefulness of Stable Carbon Isotope and Other Chemical Tracers to Distinguish between Primary and Secondary Carbonaceous Sources of PM2.5 Particles over a National Park in Central India. SHILPI SAMIKSHA, Ramya Sunder Raman, Indian Institute of Science Education and Research, Bhopal

UV-Vis-IR Spectral Complex Refractive Indices and Optical Properties of Brown Carbon Aerosol from Biomass Burning. YULI W. HEINSON, Benjamin Sumlin, Nishit Shetty, Apoorva Pandey, Brent Williams, Rajan K. Chakrabarty, Washington University in Saint Louis

UV-visible Absorption Spectrum of Laboratory-generated Soot Particles. Al Fischer, Taylor Helgestad, Lindsay Renbaum-Wolff, Andrew Lambe, Arthur J. Sedlacek, Christopher Cappa, Andrew Freedman, Timothy Onasch, Paul Davidovits, GEOFFREY SMITH, University of Georgia

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