Aeronomy Laboratory, National Oceanic and Atmospheric Administration, 325 Broadway, Boulder, CO 80303 United States ; Cooperative Institute fro Research in Environmental Sciences, University of Colorado, Boulder, CO 80309 United States
Aeronomy Laboratory, National Oceanic and Atmospheric Administration, 325 Broadway, Boulder, CO 80303 United States
Department of Chemistry and Biochemistry, University of Colorado, Boulder, CO 80309 United States
Department of Chemistry and Biochemistry, University of Colorado, Boulder, CO 80309 United States
Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO 80309 United States ; Department of Chemistry and Biochemistry, University of Colorado, Boulder, CO 80309 United States
Aeronomy Laboratory, National Oceanic and Atmospheric Administration, 325 Broadway, Boulder, CO 80303 United States