1. Scripps Institution of Oceanography University of California, San Diego La Jolla California USA
2. Now at École Polytechnique Fédérale de Lausanne Lausanne Switzerland
3. Now at Department of Chemistry University of California Berkeley California USA
4. Centre National de la Recherche Scientifique–Groupe d'études de l'Atmosphère Météorologique Toulouse France
5. Department of Chemistry Harvey Mudd College Claremont California USA
6. Department of Chemistry University of British Columbia Vancouver British Columbia Canada
7. Now at Department of Chemistry and Biochemistry and CIRES University of Colorado Boulder Boulder Colorado USA
8. Department of Chemistry University of Toronto Toronto Ontario Canada
9. School of Earth and Atmospheric Sciences Georgia Institute of Technology Atlanta Georgia USA
10. School of Earth and Atmospheric Sciences and School of Chemical and Biomolecular Engineering Georgia Institute of Technology Atlanta Georgia USA
11. Department of Chemical and Environmental Engineering and Department of Atmospheric Sciences University of Arizona Tucson Arizona USA
12. Faculty of Physics University of Vienna Vienna Austria
13. Department of Environmental Science and Analytical Chemistry Stockholm University Stockholm Sweden
14. Center for Interdisciplinary Remotely‐Piloted Aerosol Studies Marina California USA
15. Science and Technology Branch Environment Canada Toronto Ontario Canada
16. Department of Chemical Engineering California Institute of Technology Pasadena California USA