1. School of Earth & Atmospheric Sciences; Georgia Tech; Atlanta Georgia USA
2. Department of Atmospheric and Oceanic Science; University of Maryland; College Park Maryland USA
3. Department of Chemistry and Biochemistry; University of Maryland; College Park Maryland USA
4. Earth System Science Interdisciplinary Center; University of Maryland; College Park Maryland USA
5. National Center for Atmospheric Research; Boulder Colorado USA
6. Rosenstiel School of Marine and Atmospheric Chemistry; University of Miami; Coral Gables Florida USA
7. Department of Chemistry; University of California; Irvine California USA
8. Atmospheric Chemistry and Dynamics Laboratory; NASA Goddard Space Flight Center; Greenbelt Maryland USA
9. Joint Center for Earth Systems Technology; University of Maryland; Baltimore County Maryland USA