James Weber¹, Scott Archer-Nicholls¹, Paul T Griffiths², Torsten Berndt³, Michael Jenkin⁴, Hamish Gordon⁵, Christoph Knote⁶ and Alexander T Archibald¹, (1)University of Cambridge, Cambridge, United Kingdom, (2)Centre for Atmospheric Science, University of Cambridge, Cambridge, United Kingdom, (3)Leibniz Institute for Tropospheric Research, Leipzig, Germany, (4)Atmospheric Chemistry Services Ltd, Okehampton, United Kingdom, (5)College of Engineering, Carnegie Mellon University, Pittsburgh, PA, United States, (6)Ludwig-Maximilians-University (LMU), Meteorological Institute, Munich, Germany

Ka Ming Fung and Colette L Heald, Massachusetts Institute of Technology, Civil and Environmental Engineering, Cambridge, MA, United States

Jessica Wan¹, Douglas S Stephen Hamilton² and Natalie M Mahowald², (1)Cornell University, Department of Earth and Atmospheric Sciences, Ithaca, NY, United States, (2)Cornell University, Earth and Atmospheric Sciences, Ithaca, NY, United States

Tessa Szalkowski¹, Tianqu Cui², Karsten Baumann³, Ryan Schmedding⁴, Zhenfa Zhang⁵, Jason D Surratt⁶, Jackson Seymore⁷ and William Vizuete¹, (1)University of North Carolina at Chapel Hill, Chapel Hill, NC, United States, (2)Paul Scherrer Institute, Villigen, Switzerland, (3)University of North Carolina, Chapel Hill, Department of Environmental Science and Engineering, Gillings School of Global Public Health, Chapel Hill, NC, United States, (4)McGill University, Montreal, Canada, (5)University of North Carolina at Chapel Hill, Department or Environmental Sciences and Engineering, Gillings School of Global Public Health, Chapel Hill, NC, United States, (6)UNC-Environment Sci & Eng, Chapel Hill, NC, United States, (7)University of North Carolina at Chapel Hill, Chapel Hill, United States

Yingxiao Zhang, University of Michigan Ann Arbor, Ann Arbor, MI, United States and Allison L Steiner, University of Michigan Ann Arbor, Department of Climate and Space Sciences and Engineering, Ann Arbor, MI, United States

Yaman Liu, Xinyi Dong and Minghuai Wang, Nanjing University, Nanjing, China

Tamanna Subba and Allison L Steiner, University of Michigan Ann Arbor, Department of Climate and Space Sciences and Engineering, Ann Arbor, MI, United States

Thomas Christopher James Hill¹, Kevin Robert Barry², Baptiste Testa³, Jessie Creamean², Jun Uetake¹, Ezra JT Levine⁴, Kaitlyn Suski⁵, Anne Marie Rauker¹, Anna Miller⁶, Hannah Hare⁷, Carson Hume⁸, Sonia M Kreidenweis¹ and Paul J DeMott², (1)Colorado State University, Atmospheric Science, Fort Collins, CO, United States, (2)Colorado State University, Fort Collins, CO, United States, (3)University of Lyon, Lyon, France, (4)Handix Scientific, Boulder, United States, (5)Pacific Northwest National Laboratory, Richland, WA, United States, (6)ETH Swiss Federal Institute of Technology Zurich, Environmental Science Systems, Zurich, Switzerland, (7)Colorado State University, Fort Collins, United States, (8)Colorado State University, Atmospheric Science, Fort Collins, United States

Claire Elizabeth Elizabeth Moffett¹, Tate Edward Barrett², Jun Liu³, Matthew Gunsch⁴, Lucia Upchurch⁵, Patricia Quinn⁵, Kerri Pratt⁶ and Rebecca J Sheesley⁷, (1)Baylor University, Department of Environmental Science, Waco, TX, United States, (2)Baylor University, Department of Geography and the Environment, Denton, TX, United States, (3)Zhejiang University, Hangzhou, China, (4)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (5)Atmospheric Chemistry Group & TPOS 2020 project, University of Washington/JISAO & NOAA/PMEL, Seattle, WA 98115, Seattle, WA, United States, (6)University of Michigan Ann Arbor, Department of Chemistry and Department of Earth & Environmental Sciences, Ann Arbor, MI, United States, (7)Baylor University, Environmental Science, Waco, TX, United States