403 nm cavity ring-down measurements of brown carbon aerosol

Deokhyeon Kwon1, Vicki H Grassian2, Paul Kleiber3 and Mark A Young1, (1)University of Iowa, Department of Chemistry, Iowa City, IA, United States, (2)University of California San Diego, Departments of Chemistry and Biochemistry, La Jolla, CA, United States, (3)University of Iowa, Department of Physics and Astronomy, Iowa City, IA, United States