1. School of Earth and Atmospheric SciencesGeorgia Institute of Technology Atlanta Georgia USA
2. Now at Cooperative Institute for Research in Environmental SciencesUniversity of Colorado Boulder Boulder Colorado USA
3. Now at Department of ChemistryUniversity of Colorado Boulder Boulder Colorado USA
4. Department of ChemistryUniversity of Montana Missoula Montana USA
5. Department of ChemistryUniversity of California Irvine California USA
6. Institute for Ion Physics and Applied PhysicsUniversity of Innsbruck Innsbruck Austria
7. Cooperative Institute for Research in Environmental SciencesUniversity of Colorado Boulder Boulder Colorado USA
8. Department of ChemistryUniversity of Colorado Boulder Boulder Colorado USA
9. NASA Langley Research Center Hampton Virginia USA
10. Now at Department of ChemistryCalifornia State University San Bernardino California USA
11. Earth and Environmental Sciences DivisionLos Alamos National Laboratory Los Alamos New Mexico USA
12. Now at Department of Atmospheric, Oceanic, and Space SciencesUniversity of Michigan Ann Arbor Michigan USA
13. Science Systems and Applications, Inc. Hampton Virginia USA
14. Division of Geological and Planetary SciencesCalifornia Institute of Technology Pasadena California USA
15. Center for Aerosol and Cloud ChemistryAerodyne Research Inc. Billerica Massachusetts USA
16. Atmospheric Chemistry and Dynamics LaboratoryNASA Goddard Space Flight Center Greenbelt Maryland USA
17. Environmental and Climate Sciences DepartmentBrookhaven National Laboratory Upton New York USA
18. Department of ChemistryUniversity of Oslo Oslo Norway
19. Earth System Research LaboratoryNational Oceanic and Atmospheric Administration Boulder Colorado USA
20. Now at Department of Atmospheric ScienceColorado State University Fort Collins Colorado USA
21. Atmospheric Sciences and Global Change DivisionPacific Northwest National Laboratory Richland Washington USA
22. Now at Atmospheric Chemistry and Dynamics LaboratoryNASA Goddard Space Flight Center Greenbelt Maryland USA
23. Now at Joint Center for Earth Systems TechnologyUniversity of Maryland, Baltimore County Baltimore Maryland USA
24. Division of Engineering and Applied ScienceCalifornia Institute of Technology Pasadena California USA
25. Joint Center for Earth Systems TechnologyUniversity of Maryland, Baltimore County Baltimore Maryland USA