[1] CALTECH, Dept Chem Engn, Pasadena, CA 91125 USA
[2] Univ Arizona, Dept Chem & Environm Engn, Tucson, AZ USA
[3] Univ Arizona, Dept Atmospher Sci, Tucson, AZ USA
[4] CALTECH, Dept Environm Sci & Engn, Pasadena, CA 91125 USA
[5] Univ Calif San Diego, Scripps Inst Oceanog, San Diego, CA 92103 USA
[6] Georgia Inst Technol, Sch Earth & Atmospher Sci, Atlanta, GA 30332 USA
[7] Georgia Inst Technol, Sch Chem & Biomol Engn, Atlanta, GA 30332 USA
[8] USN, Postgrad Sch, Monterey, CA USA