Ke Li, NUIST Nanjing University of Information Science and Technology, Nanjing, China, Bin Yuan, Jinan University, College of Environment and Climate, Institute for Environmental and Climate Research, Guangdong-Hongkong-Macau Joint Laboratory of Collaborative Innovation for Environmental Quality, Guangzhou, China and Hong Liao, Nanjing University of Information Science & Technology, School of Environmental Science and Engineering, Nanjing, China

Christopher D Holmes, Florida State University, Earth, Ocean and Atmospheric Science, Tallahassee, FL, United States and Shiv Bhakta, Florida State University, Earth, Ocean, and Atmospheric Science, Tallahassee, United States

Abhinandan Ghosh¹, Gopala Krishna Darbha², Abhishek Mandal Mandal¹, Jay Karmakar³ and Swadhin Mazumdar⁴, (1)Indian Institute of Science Education and Research Kolkata, Earth Sciences, Mohanpur, India, (2)Indian Institute of Science Education and Research Kolkata, Earth Sciences, Mohanpur, Nadia, West Bengal, India, (3)Indian Institute of Science Education and Research Kolkata, Department of Earth Sciences, Mohanpur, India, (4)Viswa Bharati University, Bolpur, India

Alana Dodero¹, Miska Olin², Lauren E Padilla³, Grace Lewis⁴, Daniel Peters³, Alex Adame³, Lea Hildebrandt Ruiz⁵, Carsten Warneke⁶, Matthew Mitchell Coggon⁷ and Yue Zhang⁸, (1)Texas A&M University College Station, Department of Atmospheric Sciences, College Station, TX, United States, (2)Texas A&M University College Station, Department of Atmospheric Sciences, College Station, United States, (3)Environmental Defense Fund, Austin, United States, (4)Environmental Defense Fund, Houston, United States, (5)University of Texas at Austin, McKetta Department of Chemical Engineering, Austin, United States, (6)NOAA Chemical Sciences Laboratory, Boulder, United States, (7)National Oceanic and Atmospheric Administration/U.S. Department of Commerce operative Institute for Research in Environmental Sciences/Chemical Sciences Division Boulder 80309 (United States), Chemical Sciences Division, Boulder, United States, (8)Texas A&M University College Station, Atmospheric Sciences, College Station, United States

Delphine Farmer¹, Emily Franklin², Michael P Vermeuel³, Rose K. Rossell¹, Alyssa Belanger¹, Lydia Tonnesen¹, Dylan B Millet⁴ and Roisin Commane⁵, (1)Colorado State University, Fort Collins, United States, (2)CSIRO, Aspendale, Australia, (3)University of Wisconsin Madison, Chemistry, Madison, United States, (4)University of Minnesota Twin Cities, Department of Soil, Water, and Climate, St. Paul, United States, (5)Columbia University, New York, United States

Nikolaos Evangeliou¹, Ondřej Tichý², Ioanna Evangelou³, Sabine Eckhardt⁴, Václav Košík² and Vaclav Smidl², (1)NILU-Norwegian Institute for Air Research, Kjeller, Norway, (2)The Czech Academy of Sciences, Institute of Information Theory and Automation Czech Republic, Prague, Czech Republic, (3)University of Vienna, Department of Meteorology and Geophysics, Vienna, Austria, (4)Norwegian Institute for Air Research, Kjeller, Norway

Paul I Williams^1,2, Tobias Schripp³, Tobias Grein⁴, Gregory Smallwood⁵, Mark Johnson⁶, Maxime Gauthier⁷, Peter Swann⁶, Denise Ahrens⁸, Reetu Sallinen⁹ and Georg Eckel¹⁰, (1)Organization Not Listed, Washington, DC, United States, (2)The University of Manchester, Earth and Environmental Science, Mancheser, United Kingdom, (3)German Aerospace Center (DLR) - Institute of Combustion Technology, Stuttgart, Germany, (4)German Aerospace Center (DLR), Institute of Combustion Technology, Stuttgart, Germany, (5)NRC-Canada, Metrology, Ottawa, Canada, (6)Rolls-Royce plc., Derby, United Kingdom, (7)Airbus Operations SAS, Toulouse, France, (8)Rolls-Royce Deutschland, Dahlewitz, Germany, (9)Neste Corporation, Innovation, Porvoo, Finland, (10)German Aerospace Center, DLR, Institute of Combustion Technology, Stuttgart, Germany

Michael Milazzo¹, Lindsay Yee², Robert J Weber³, Kevin Ridgway⁴, Lily Cast⁴, Anna Helfrich⁴, Shantanu Jathar⁴, Christian L'Orange⁴, Nathan M Kreisberg⁵ and Allen H Goldstein⁶, (1)University of California Berkeley, Department of Civil & Environmental Engineering, Berkeley, CA, United States, (2)University of California Berkeley, Department of Environmental Science, Policy, & Management, Berkeley, CA, United States, (3)University of California Berkeley, Department of Environmental Science, Policy, and Management, Berkeley, United States, (4)Colorado State University, Department of Mechanical Engineering, Fort Collins, United States, (5)Aerosol Dynamics Inc., Berkeley, CA, United States, (6)University of California Berkeley, Department of Civil & Environmental Engineering, Berkeley, United States

Rebecca Parham, Grace Young and Andrew P Ault, University of Michigan Ann Arbor, Department of Chemistry, Ann Arbor, United States

Aashi Parikh, Boston University, Boston, MA, United States, Katie Paredero, University of California Irvine, Irvine, United States and Stacey Hughes, University of New Hampshire Main Campus, College of Engineering and Physical Sciences, Durham, United States

Demetrios Pagonis¹, Olivia Tobler¹, Noelia Assetta Nash¹, Megan Claflin², Dallon Cottam¹, Keyan Staples¹, Leah R Williams³, Emmaline Stam¹, Isabel Vasquez-Echols¹, Antony Fraser¹, Parker Hyatt¹, Norlito Ranchez Jr¹, Teresa Williams¹, Diana Castro¹, Madeline North¹ and Scientific Team of the Utah Summer Ozone Study, (1)Weber State University, Ogden, United States, (2)Aerodyne Research Inc., Billerica, United States, (3)Aerodyne Research Inc., Billerica, MA, United States

Emily Cope¹, Wade Permar², Lu Tan¹, Damien Ketcherside¹, Aislinn Kisner¹, Amity Deters¹, Daniela Guevara³, Brandon McGuire³, Dr. Jeffrey Nivitanont, PhD⁴, Zakkary Trader-Gough⁴, Eric Beamesderfer⁵, Anna Robertson⁵, Kyle Johnson⁶, Nathanael Ribar⁵, Shane M Murphy⁴, Reem Hannun⁷, A Gannet Hallar⁸, John C Lin⁸, Amy Sullivan³, Jeffrey Lee Collett Jr³, Emily V Fischer³ and Lu Hu¹, (1)University of Montana, Department of Chemistry and Biochemistry, Missoula, United States, (2)University of Montana, Department of Chemistry and Biochemistry, Missoula, MT, United States, (3)Colorado State University, Department of Atmospheric Science, Fort Collins, United States, (4)University of Wyoming, Atmospheric Science, Laramie, WY, United States, (5)University of Wyoming, Atmospheric Science, Laramie, United States, (6)University of Wymoing, Atmospheric Science, Laramie, United States, (7)NASA Ames Research Center, Atmospheric Science Branch, Moffett Field, United States, (8)University of Utah, Department of Atmospheric Sciences, Salt Lake City, United States

Trinity Olguin¹, Rachel Anne Anne Braun², Gabrielle Cano³, Pierre Herckes⁴ and Matthew P Fraser³, (1)Arizona State University, School of Molecular Sciences, Tempe, AZ, United States, (2)University of Arizona, Department of Chemical and Environmental Engineering, Tucson, United States, (3)Arizona State University, School of Sustainable Engineering and the Built Environment, Tempe, United States, (4)Arizona State University, School of Molecular Sciences, Tempe, United States

Drew Blauth^1,2, Lindsey D Anderson^1,2, Andrew Jensen^1,3, Seonsik Yun^1,2, Doug A Day^1,2, Erick Mattson⁴, Alma Hodzic⁵, Jose L. Jimenez^1,2 and Joost de Gouw^1,2, (1)University of Colorado Boulder, Department of Chemistry, Boulder, United States, (2)Cooperative Institute for Research in Environmental Sciences (CIRES), Boulder, United States, (3)Kalamazoo College, Kalamazoo, United States, (4)Colorado Department of Public Health and Environment, Denver, United States, (5)National Center for Atmospheric Research, Boulder, CO, United States

Jonathan H Slade, Adam Cooper, Amelie Creekmore, Maya Morris and Diana Tran, University of California San Diego, Chemistry, La Jolla, United States

Hyomin Kim¹, Chul H. Song¹, Ji Yi Lee², Sung-Deuk Choi³, Sangheon Lee⁴, Seung Weon Jeong⁴ and Kyung Man Han¹, (1)GIST Gwangju Institute of Science and Technology, Environment and Energy Engineering, Gwangju, South Korea, (2)Ewha Womans University, Environmental Science and Engineering, Seoul, South Korea, (3)Ulsan National Institute of Science and Technology (UNIST), Civil, Urban, Earth, and Environmental Engineering, Ulsan, South Korea, (4)Ewha Womans University, Chemical Engineering and Materials Science, Seoul, South Korea

Like WANG, Wayne State University, Civil & Environmental Engineering, Detroit, MI, United States, Benjamin Gaubert, National Center for Atmospheric Research (NCAR), Atmospheric Chemistry Observations & Modeling Laboratory (ACOM), Boulder,CO, United States, Maria Val Martin, University of Sheffield, Leverhulme Centre for Climate Change Mitigation; School of Biosciences, Sheffield, United Kingdom, Duseong Jo, Seoul National University, Department of Earth Science Education, Seoul, South Korea, Kerri Pratt, University of Michigan Ann Arbor, Department of Chemistry, Ann Arbor, United States, Nathaniel May, University of Michigan, Department of Chemistry, Ann Arbor, United States and Yaoxian Huang, Wayne State University, Civil & Environmental Engineering, Detroit, United States

Alana Dodero¹, Olivia Lampe², Sahir Gagan¹, Sining Niu³, Natalie M Johnson Dr.⁴ and Yue Zhang⁵, (1)Texas A&M University College Station, Department of Atmospheric Sciences, College Station, TX, United States, (2)Texas A&M University College Station, Texas A&M School of Public Health, College Station, United States, (3)Texas A&M University College Station, Department of Atmospheric Sciences, College Station, United States, (4)Texas A&M University, School of Public Health, College Station, United States, (5)Texas A&M University College Station, Atmospheric Sciences, College Station, United States

Maiqi SUN, Fengyang Zhang and Dr. XiaoPu Lyu, PhD, Hong Kong Baptist University, Kowloon Tong, Hong Kong

Genevieve Plant¹, Eric A Kort¹, Isaac J Vimont² and Colm Sweeney³, (1)University of Michigan Ann Arbor, Climate and Space Sciences and Engineering, Ann Arbor, MI, United States, (2)Institute of Arctic and Alpine Research, University of Colorado, Boulder, United States, (3)NOAA, Global Monitoring Laboratory, Boulder, United States

Aline Maybank¹, Eric Coker², Elizabeth Lin¹, Jean Zhou¹, Sheng Liu¹, Liddy Boland¹, Jeremy Koelmel¹, Scott Weichenthal³ and Krystal Pollitt¹, (1)Yale School of Public Health, New Haven, United States, (2)British Columbia Centre for Disease Control, Environmental Health Services, Vancouver, BC, Canada, (3)McGill University, Montreal, Canada

Zachary Watson¹, Lee Tiszenkel¹, Vignesh Vasudevan Geetha² and Shanhu Lee², (1)University of Alabama in Huntsville, Department of Atmospheric and Earth Science, Huntsville, AL, United States, (2)University of Alabama in Huntsville, Department of Atmospheric and Earth Science, Huntsville, United States

Audrey Lawrence¹, Tucker Melles¹, Cort Zang¹, Amel Ksaibati², Abraham Dearden², Katelyn Richard³, Damien Ketcherside⁴, Lu Tan⁴, Chelsea E. Stockwell⁵, Huiying Luo^2,6, Masoud Akbarzadeh², Lu Xu⁷, Ann Middlebrook⁸, Alison Piasecki⁸, Lauren Garofalo¹, Carsten Warneke⁸, Lu Hu⁹, Delphine Farmer¹, Shantanu Jathar² and Megan D Willis¹, (1)Colorado State University, Department of Chemistry, Fort Collins, United States, (2)Colorado State University, Department of Mechanical Engineering, Fort Collins, United States, (3)Colorado State University, Chemistry, Fort Collins, United States, (4)University of Montana, Department of Chemistry and Biochemistry, Missoula, United States, (5)CU/CIRES; NOAA/CSL, Boulder, United States, (6)Colorado State University, Cooperative Institute for Research in the Atmosphere, Boulder, United States, (7)CIRES CU Boulder/NOAA Chemical Sciences Laboratory, Boulder, United States, (8)NOAA Chemical Sciences Laboratory, Boulder, United States, (9)Univ of MN-Soil, Water, & Clim, St. Paul, United States

Rong Dai, Peking University, Beijing, China and Shu Tao, Peking University, College of Urban and Environmental Sciences, Beijing, China

Albert Kyi¹, Daniel Rush², Lea Hildebrandt Ruiz¹, Atila Novoselac³ and Sangyoung Hyun², (1)University of Texas at Austin, McKetta Department of Chemical Engineering, Austin, United States, (2)University of Texas at Austin, Maseeh Department of Civil, Architectural and Environmental Engineering, Austin, United States, (3)University of Texas at Austin, Department of Civil, Architectural and Environmental Engineering, Austin, TX, United States

Amy Hrdina, Gradient Corporation, Cambridge, MA, United States, Christopher DesAutels, Gradient Corporation, Cambridge, United States and Christopher DesAutels: Gradient Corporation

Subi Thakali¹, Michael A Robinson², Christopher Jernigan³, Wyndom Chace⁴, Drew Rollins⁵, Eleanor Waxman⁶, Kristen L Zuraski⁶, Matthew Mitchell Coggon⁷, Kelvin Bates⁸, Chelsea E. Stockwell⁹, Caroline Womack¹⁰, Steven S Brown⁵ and Timothy Bertram¹¹, (1)University of Wisconsin Madison, Chemistry, Madison, WI, United States, (2)CIRES / NOAA Chemical Sciences Laboratory, Boulder, United States, (3)CIRES/NOAA Chemical Sciences Laboratory, Boulder, United States, (4)University of Colorado at Boulder, Department of Chemistry, Boulder, United States, (5)NOAA Chemical Sciences Laboratory, Boulder, United States, (6)CU Boulder/CIRES, Boulder, United States, (7)National Oceanic and Atmospheric Administration/U.S. Department of Commerce operative Institute for Research in Environmental Sciences/Chemical Sciences Division Boulder 80309 (United States), Chemical Sciences Division, Boulder, United States, (8)University of Colorado Boulder, Department of Mechanical Engineering, Boulder, United States, (9)CU/CIRES; NOAA/CSL, Boulder, United States, (10)NOAA Earth System Research Laboratory, Chemical Sciences Laboratory, Boulder, United States, (11)University of Wisconsin Madison, Chemistry, Madison, United States

Weiwei Hu¹, Bin Yuan², Mingkai Liu¹, Shan Huang², Zhijun Yang¹, Tianle Pan¹, Xuemei Wang², Jun Wang¹, Xinming Wang³, Tingting Feng¹ and Min Shao², (1)Geochemistry institute at Guangzhou (GIG), Chinese Academy of Sciences (CAS), Guangzhou, China, (2)Jinan University, Institute for Environmental and Climate Research, Guangzhou, China, (3)Geochemistry institute at Guangzhou (GIG), Chinese Academy of Sciences (CAS), State Key Laboratory of Advanced Environmental Technology, Guangzhou, China

Amanda Claire MacMillan, Sandra L Blair, Jackson Nestor, Oswaldo Galindo, Daniel Iha, Yang Song, Damaris Negrete, Selina Ibarra, Alfonso Romillo, Cynthia Berg, Hang Zhang and Dr. Angela Haar, South Coast Air Quality Management District, Diamond Bar, United States

Riya Verma, Indian Institute of Technology Roorkee, Roorkee, India, B.R. Gurjar, Department of Civil Engineering, Indian Institute of Technology Roorkee, Roorkee, Uttarakhand, PIN – 247 667, India, Roorkee, India and Ojha Chandra Shekhar Prasad, Indian Institute of Technology Roorkee, Department of Civil Engineering, Roorkee, India

Kyle McCary¹, Sining Niu², Alana Dodero³, Yeaseul (Janie) Kim, Ph.D. student⁴, Heewon Yim⁵, Sahir Gagan³, Karsten Baumann⁶, Timothy Bruce Onasch⁷, Raghu Betha⁸, Qi Ying⁹ and Yue Zhang¹⁰, (1)Texas A&M University College Station, Atmospheric Science, College Station, TX, United States, (2)Texas A&M University College Station, Department of Atmospheric Sciences, College Station, United States, (3)Texas A&M University College Station, Department of Atmospheric Sciences, College Station, TX, United States, (4)University of Michigan Ann Arbor, Civil and Environmental Engineering, Ann Arbor, MI, United States, (5)Texas A&M University College Station, Civil and Environmental Engineering, College Station, United States, (6)University of North Carolina at Chapel Hill, Department of Environmental Sciences and Engineering, Chapel Hill, United States, (7)Aerodyne Research, Inc., Billerica, MA, United States, (8)Texas Tech University, Lubbock, United States, (9)Texas A&M University, Department of Civil and Environmental Engineering, College Station, United States, (10)Texas A&M University College Station, Atmospheric Sciences, College Station, United States

Monica M Arienzo, Desert Research Institute Reno, Reno, NV, United States, Helen Lei, University of Nevada Reno, Reno, United States; Desert Research Institute Reno, Reno, United States and Joanna Blaszczak, University of Nevada Reno, Department of Natural Resources & Environmental Science, Reno, United States

Karine Le Bris¹, Mitchell Jacobs¹, David Huo², Muhammad Osama Ishtiak² and Kimberly Strong², (1)California State University Los Angeles, Department of Physics & Astronomy, Los Angeles, United States, (2)University of Toronto, Department of Physics, Toronto, ON, Canada

Brian M Lerner¹, Tara Irene Yacovitch², Megan Claflin¹, Manjula R Canagaratna¹, Conner Daube¹, Scott C. Herndon¹ and Eduardo Pantig Olaguer Jr³, (1)Aerodyne Research Inc., Billerica, United States, (2)Aerodyne Research Inc., Billerica, MA, United States, (3)Michigan Department of Environment, Great Lakes and Energy, Lansing, United States

Yingnan Zhang¹, Kai Wu², Hui Wang³, Eva Pfannerstill^4,5, Sanjeevi Nagalingam¹, Yurun Wang⁶, Viridiana Moreno Ruiz¹, Christina Ho³, Ye Yu¹, Jared Novelly³, Camille Pawlak⁷, Saewung Kim⁸, Allen H Goldstein⁹ and Alex B Guenther¹, (1)University of California Irvine, Department of Earth System Science, Irvine, CA, United States, (2)University of California Irvine, Department of Civil and Environmental Engineering, Irvine, United States, (3)University of California Irvine, Department of Earth System Science, Irvine, United States, (4)Forschungszentrum Jülich GmbH, Institute of Climate and Energy Systems, Troposphere (ICE-3), Jülich, Germany, (5)University of Cologne, Institute of Geophysics and Meteorology, Cologne, Germany, (6)University of California, Davis, Department of Land, Air, and Water Resources, Davis, United States, (7)University of California Los Angeles, Department of Geography, Los Angeles, United States, (8)University of California Irvine, Dept. of Earth System Science, Irvine, United States, (9)University of California Berkeley, Department of Civil & Environmental Engineering, Berkeley, United States

Rebecca Mesburis¹, Seonsik Yun², Doug A Day², Pedro Campuzano Jost¹, Melissa Morris¹, Matthew Shulman¹, Anne V Handschy², Rileigh Robertson³, Andre Schaum¹, Sofie Schwink³, Qing Ye⁴, Kelvin Bates⁵, Marina Vance^3,5, Joost A de Gouw² and Jose L. Jimenez², (1)University of Colorado Boulder, Department of Chemistry and Cooperative Institute for Research in Environmental Sciences, Boulder, United States, (2)University of Colorado Boulder, Department of Chemistry, Boulder, United States, (3)University of Colorado Boulder, Environmental Engineering Program, Boulder, United States, (4)National Center for Atmospheric Research, Boulder, United States, (5)University of Colorado Boulder, Department of Mechanical Engineering, Boulder, United States

Ian C Faloona¹, Yurun Wang¹, Farnaz Hosseinpour², Richard Derwant³ and David D Parrish⁴, (1)University of California Davis, Department of Land, Air, and Water Resources, Davis, CA, United States, (2)Desert Research Institute, Division of Atmospheric Sciences, Reno, United States, (3)rdscientific, Newbury, United Kingdom, (4)Self Employed, Boulder, United States

Demetrios Pagonis¹, Madeline North², Diana Castro², Olivia Tobler², Lydia Felix², Antony Fraser², Hudson Porter², Norlito Ranchez Jr² and Teresa Williams², (1)Organization Not Listed, Washington, United States, (2)Weber State University, Ogden, United States

Caroline Womack¹, Nell Schafer², Sunil Baidar³, Alan Brewer⁴, Brian Carroll⁵, Richard Marchbanks⁶, Brandi McCarty⁷, Christoph J Senff⁸, Scott Sandberg⁹, Michael Zucker¹⁰, Maxwell Holloway¹¹, Xinrong Ren¹², Phillip Stratton¹³, Jiayang Sun¹⁴, Kelvin Bates¹⁵, Matthew Mitchell Coggon¹⁶, Chelsea E. Stockwell¹⁷, Carsten Warneke⁹, Christopher Jernigan¹⁸, Michael A Robinson¹⁹, Subi Thakali²⁰, Ilana Pollack²¹, Wyndom Chace²², Kristen L Zuraski²³, Eleanor Waxman²³, Drew Rollins⁹, Yaoxian Huang²⁴, Like WANG²⁵, Noribeth Mariscal²⁵, Emily Lill²⁶, Alexandre Baron²⁷, Kate Smith²⁸, Thierry Leblanc²⁹, Fernando Chouza²⁹, Kevin Cossel³⁰, Demetrios Pagonis³¹, Donald Olsen³², Randal S Martin³³, Lin Lyu³⁴, Max Horsford³⁵, Jiajue Chai³⁶, Audrey Gaudel³⁷, Brian McDonald³⁸, Meng Li²³ and Steve Brown⁹, (1)NOAA Boulder, Boulder, CO, United States, (2)NOAA, Chemical Science Laboratory, Boulder, United States, (3)University of Colorado at Boulder, Boulder, United States, (4)NOAA/ESRL/CSL, Boulder, United States, (5)NOAA Chemical Sciences Laboratory & CIRES at University of Colorado Boulder, Boulder, United States, (6)Cooperative Institute for Research in the Environmental Sciences, University of Colorado, Boulder and NOAA Chemical Sciences Laboratory, Boulder, CO, United States, (7)Cooperative Institute for research in Environmental Sciences, University of Colorado, Boulder, United States, (8)NOAA, Boulder, CO, United States, (9)NOAA Chemical Sciences Laboratory, Boulder, United States, (10)Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, United States, (11)Science and Technology Corporation, Boulder, United States, (12)NOAA, Air Resources Laboratory, College Park, United States, (13)NOAA Air Resources Laboratory; Department of Atmospheric and Oceanic Science, University of Maryland, College Park, United States, (14)University of Maryland College Park, Department of Geology, College Park, MD, United States, (15)University of Colorado Boulder, Department of Mechanical Engineering, Boulder, United States, (16)National Oceanic and Atmospheric Administration/U.S. Department of Commerce operative Institute for Research in Environmental Sciences/Chemical Sciences Division Boulder 80309 (United States), Chemical Sciences Division, Boulder, United States, (17)CU/CIRES; NOAA/CSL, Boulder, United States, (18)Environmental Protection Agency Research Triangle Park, Research Triangle Park, United States, (19)CIRES / NOAA Chemical Sciences Laboratory, Boulder, United States, (20)University of Wisconsin, Madison, Madison, United States, (21)CIRES, University of Colorado Boulder & NOAA Chemical Sciences Laboratory, Boulder, United States, (22)University of Colorado at Boulder, Department of Chemistry, Boulder, United States, (23)CU Boulder/CIRES, Boulder, United States, (24)NOAA STAR, College Park, United States, (25)Wayne State University, Civil & Environmental Engineering, Detroit, MI, United States, (26)Colorado State University, Department of Atmospheric Science, Fort Collins, United States, (27)CIRES, U. of Colorado, Boulder / NOAA Chemical Sciences Laboratory, Boulder, United States, (28)Institute for Arctic and Alpine Research, Boulder, CO, United States, (29)Jet Propulsion Laboratory, California Institute of Technology, Wrightwood, United States, (30)National Institute of Standards and Technology Boulder, Boulder, United States, (31)University of Colorado at Boulder, Cooperative Institute for Research in Environmental Sciences (CIRES) and Department of Chemistry, Boulder, United States, (32)Utah State University, Civil & Environmental Engineering, Logan, UT, United States, (33)Utah State Univ, Logan, United States, (34)SUNY College of Environmental Science and Forestry, Department of Chemistry, Syracuse, NY, United States, (35)SUNY College of Environmental Science and Forestry, Graduate Program in Environmental Science, Syracuse, United States, (36)State University of New York College of Environmental Science and Forestry, Department of Chemistry, Syracuse, United States, (37)CIRES, U. of Colorado/ NOAA Chemical Sciences Laboratory, Boulder, United States, (38)NOAA, Chemical Sciences Laboratory, Boulder, United States

Rose Rossell¹, Emily Franklin², Alyssa Belanger³, Lydia Tonnesen³, Delphine Farmer⁴ and Cameron Osburn³, (1)Colorado State University, Chemistry, Fort Collins, United States, (2)CSIRO, Aspendale, Australia, (3)Colorado State University, Fort Collins, United States, (4)Colorado State University, Department of Chemistry, Fort Collins, United States

Xin Feng¹, Zhe Wang¹, Yi Chen², Lirong Hui³, Penggang Zheng³, Yang Xu³, Megan Claflin⁴, Brian M Lerner⁴ and Douglas R Worsnop⁴, (1)Hong Kong University of Science and Technology, Hong Kong, Hong Kong, (2)The Hong Kong University of Science and Technology, Department of Chemistry, Hong Kong, China, (3)The Hong Kong University of Science and Technology, Division of Environment and Sustainability, Hong Kong, China, (4)Aerodyne Research Inc., Billerica, United States

Yannai Kashtan^1,2, Drew Michanowicz¹, Seth B.C. Shonkoff^1,3 and Robert B Jackson^2,4, (1)PSE Healthy Energy, Oakland, United States, (2)Stanford University, Earth System Science, Stanford, United States, (3)University of California, Berkeley, Department of Environmental Science, Policy, and Management, Berkeley, United States, (4)Woods Institute for the Environment and Precourt Institute for Energy, Stanford, United States

Gaushul Alam, Indian Institute of Technology Kharagpur, Kharagpur, India and Aditya Kumar Patra, Indian Institute of Technology Kharagpur, Department of Mining Engineering, Kharagpur, India

Gabriel A Isaacman-VanWertz¹, Marissa Bolaños Barrera², Natalia Carpintero-Salvador³, Erika Llumiquinga³, Alfredo Valarezo Garcés⁴, Lorena Bejarano López⁴, Shallon Jozi², Clara McMullin¹, Jacob Hayes⁵ and Melany Ruiz-Urigüen³, (1)Virginia Tech, Civil and Environmental Engineering, Blacksburg, VA, United States, (2)Virginia Tech, Civil and Environmental Engineering, Blacksburg, United States, (3)Universidad San Francisco de Quito, Quito, Ecuador, (4)Universidad San Francisco de Quito, Mechanical Engineering, Quito, Ecuador, (5)Virginia Tech, Mechanical Engineering, Blacksburg, VA, United States

Mei-Yi Fan¹, Yanlin Zhang², Junwen Liu³, Changliu Wu², Rongshaung Xu² and Fang Cao², (1)Nanjing University of Information Science and Technology, Nanjing, CHINA, (2)Nanjing University of Information Science and Technology, Nanjing, China, (3)Jinan University, Guangzhou, China

Jinyoung Lee¹, Sookyung Kang², Misun Yoon¹ and Hee Wook Ryu¹, (1)Soongsil University, Seoul, South Korea, (2)Soongsil University, Chemical Engineering, Seoul, South Korea

Georgios Gkatzelis¹, Matthieu Riva², Ralf Tillmann¹, Matthew Mitchell Coggon³, Yizhen Wu¹, Achim Grasse¹, Aki Nissinen⁴, Andre S Prevot⁵, Andrea Carolina Marcillo Lara¹, Angela Buchholz⁴, Anna Novelli¹, Ann Middlebrook³, Annika Zanders¹, Aristeidis Voliotis⁶, Avinash Kumar⁷, Benjamin Winter¹, Birger Bohn¹, Boxing Yang⁸, Carsten Warneke³, Chelsea E. Stockwell⁹, Christian Wesolek¹, David M. Bell⁵, Douglas R Worsnop¹⁰, Eka Dian Pusfitasari⁴, Emily Matthews⁶, Eva Pfannerstill¹, Farhan Nursanto¹¹, Fariba Partovi⁷, Franz Rohrer¹, Gordon McFiggans⁶, Hendrik Fuchs¹², Hugh Coe⁶, Hui Wang¹, Iida Pullinen¹³, Imad El-Haddad⁸, Jens Top⁵, Juliane L Fry¹⁴, Kelvin Bates¹⁵, Lu Liu⁸, Lukas Kesper¹, Manjula R Canagaratna¹⁰, Markus Leiminger¹⁶, Markus Mueller¹⁷, Marting Graus¹⁶, Matti Rissanen¹⁸, Max G Adam¹⁹, Michelle Färber¹, Michael A Robinson²⁰, Milan Roska¹, Mitchell Alton¹⁰, Netta Vinkvist¹⁸, Peeyush Khare¹, René Dubus¹, Robert Wegener¹, Quanfu He²¹, Rabbia Asgher²², Sana Farhoudian⁷, Sarah Albertin²³, Sebastien Perrier²⁴, Sergej Wedel¹, Shawon Barua⁷, Siddharth Iyer¹⁸, Siegfried Schobesberger⁴, Sophia M. Van de Wouw²⁵, Soren Zorn¹, Steve Brown³, Tom Bannan⁶, Thorsten Hohaus¹, Tobias Reinecke¹⁷, Yanfang Chen⁵, Yuantao Wang⁸, Yuwei Wang²⁶, Anke Nölscher¹, Andreas Wahner¹ and Astrid Kiendler-Scharr¹, (1)Forschungszentrum Jülich GmbH, Institute of Climate and Energy Systems, Troposphere (ICE-3), Jülich, Germany, (2)Univ. Lyon, Université Claude Bernard Lyon 1, CNRS, IRCELYON,69626,Villeurbanne,France, Lyon, France, (3)NOAA Chemical Sciences Laboratory, Boulder, United States, (4)University of Eastern Finland, Department of Technical Physics, Kuopio, Finland, (5)Paul Scherrer Institute, Laboratory of Atmospheric Chemistry, Villigen, Switzerland, (6)University of Manchester, Department of Earth and Environmental Sciences, Manchester, United Kingdom, (7)Tampere University, Aerosol Physics Laboratory, Physics Unit, Faculty of Engineering and Natural Sciences, Tampere, Finland, (8)Paul Scherrer Institute, PSI Center for Energy and Environmental Sciences, Villigen, Switzerland, (9)CU/CIRES; NOAA/CSL, Boulder, United States, (10)Aerodyne Research Inc., Billerica, United States, (11)Wageningen University, Environmental Sciences, Wageningen, Netherlands, (12)Forschungszentrum Jülich, Institute of Climate and Energy Systems, Troposphere (ICE-3), Jülich, Germany, (13)Forschungszentrum Jülich, Institute of Energy and Climate Research, IEK-8: Troposphere, Jülich, Germany, (14)Wageningen University and Research, Wageningen, Netherlands, (15)University of Colorado Boulder, Department of Mechanical Engineering, Boulder, United States, (16)Ionicon Analytik GmbH, Innsbruck, Austria, (17)Ionicon Analytik, Innsbruck, Austria, (18)University of Helsinki, Helsinki, Finland, (19)National University of Ireland, Galway, Ireland, (20)CIRES / NOAA Chemical Sciences Laboratory, Boulder, United States, (21)Hong Kong University of Science and Technology, Hong Kong, Hong Kong, (22)Aerosol Physics Laboratory, Physics Unit, Faculty of Engineering and Natural Sciences, Tampere University, 33720 Tampere, Finland, Tampere, Finland, (23)Cooperative Institute for Research in Environmental Sciences, University of Colorado Boulder, Boulder, United States, (24)Univ. Lyon, Université Claude Bernard Lyon 1, CNRS, IRCELYON,69626,Villeurbanne,France, Villeurbanne, France, (25)Wageningen University, Department of Environmental Sciences, Wageningen, Netherlands, (26)University of Manchester, Department of Earth and Environmental Sciences, Manchester, M13, United Kingdom

Paula Alejandra Lamprea Pineda¹, Preben Van Overmeiren¹, Sibylle Boxho², Nadine Mattielli², Florian Sauerland³, Nicole van Lipzig⁴, Alexander Mangold⁵, Andy W Delcloo⁶, Kristof Demeestere¹, Herman Van Langenhove¹ and Christophe Walgraeve¹, (1)Ghent University, Gent, Belgium, (2)Université Libre de Bruxelles, Brussels, Belgium, (3)Katholieke Universiteit Leuven, Leuven, Belgium, (4)KU Leuven, Department of Earth and Environmental Sciences, Leuven, Belgium, (5)Royal Meteorological Institute, Brussel, Belgium, (6)Royal Meteorological Institute, Observations, Ukkel, Belgium

Jaimie Ritchie, University of New Mexico Main Campus, Albuquerque, NM, United States, Anjali Mulchandani, PI, Albuquerque, United States, Sheryne Morales, University of New Mexico Main Campus, School of Engineering, Albuquerque, United States and Patrick Hudson, City of Albuquerque, Albuquerque, United States