1. Department of Atmospheric and Oceanic Science University of Maryland College Park Maryland USA
2. Air Resources Laboratory National Oceanic and Atmospheric Administration College Park Maryland USA
3. Department of Chemical and Biomolecular Engineering University of Maryland College Park Maryland USA
4. Department of Chemistry and Biochemistry University of Maryland College Park Maryland USA
5. Department of Computer Science University of Maryland College Park Maryland USA
6. Earth System Science Interdisciplinary Center University of Maryland College Park Maryland USA