1. Department of Civil and Environmental Engineering, University of California Berkeley, Berkeley, California 94720, United States
2. Department of Chemistry, Colorado State University, Fort Collins, Colorado 80523, United States
3. Department of Environmental Science, Policy and Management, University of California Berkeley, Berkeley, California 94720, United States
4. Department of Civil and Environmental Engineering, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, United States
5. Aerosol Dynamics, Inc., Berkeley, California 94710, United States
6. Department of Chemistry, University of California, Riverside, California 92521, United States
7. Department of Chemistry and Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado, Boulder, Colorado 80309, United States
8. Atmospheric Chemistry Observations and Modeling Laboratory, National Center for Atmospheric Research, Boulder, Colorado 80301, United States
9. State Key Laboratory of Organic Geochemistry, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, China
10. Instituto Nacional de Pesquisas Espaciais (INPE), Cachoeira Paulista 12630-000, São Paulo, Brazil
11. Institute of Physics, University of Sao Paulo, Sao Paulo 05508-090, São Paulo, Brazil
12. School of Technology, Amazonas State University, Manaus 69065-020, Amazonas, Brazil
13. School of Engineering and Applied Sciences, Harvard University, Cambridge, Massachusetts 02138, United States
14. Department of Earth and Planetary Sciences, Harvard University, Cambridge, Massachusetts 02138, United States