Thermodynamic characterization of Mexico City aerosol during MILAGRO

1 School of Chemical & Biomolecular Engineering, Georgia Institute of Technology, Atlanta, GA, USA 2 School of Earth & Atmospheric Sciences, Georgia Institute of Technology, Atlanta, GA, USA 3 National Center for Atmospheric Research, Boulder, CO, USA 4 Environmental Energy Technologies Division, Lawrence Berkeley National Laboratory, Berkeley, CA, USA 5 Centro de Ciencias de la Atmosfera, Universidad Nacional Autonoma de Mexico, Mexico City, Mexico 6 Department of Chemistry, University of California Berkeley, Berkeley, CA, USA * now at: Department of Atmospheric Science, Colorado State University, Fort Collins, CO, USA ** now at: Laboratory for Atmospheric Research, Department of Civil & Environmental Engineering, Washington State University, Pullman, Washington, USA