A53S:
The Role of Water on Atmospheric Chemical Processes II

Friday, 19 December 2014: 1:40 PM-3:40 PM
Chairs:  Anne Monod, Aix Marseille University, Marseille Cedex 03, France, Lelia N Hawkins, Harvey Mudd College, Claremont, CA, United States and Maud Leriche, CNRS, Paris Cedex 16, France
Primary Conveners:  Anne Monod, Universite de Provence, Marseille, France
Co-conveners:  Leila N Hawkins, Harvey Mudd College, Department of Chemistry, Claremont, CA, United States, Maud Leriche, Laboratoire d'Aérologie - Observatoire Midi Pyrénées, Toulouse, France and David O De Haan, University of San Diego, San Diego, CA, United States
OSPA Liaisons:  David O De Haan, University of San Diego, San Diego, CA, United States

Abstracts Submitted to this Session:

1:40 PM
 
Direct Observation of Secondary Organic Aerosol Formation during Cloud Condensation-Evaporation Cycles (SOAaq) in Simulation Chamber Experiments
Jean-Francois Doussin1, Lola Bregonzio-Rozier1, Chiara Giorio2,3, Frank Siekmann4, Aline Gratien1, Brice Temime-Roussel4, Sylvain Ravier4, Edouard Pangui1, Andrea Tapparo2, Markus Kalberer3 and Anne Monod4, (1)Laboratoire Interuniversitaire des Systèmes Atmosphériques (LISA), CNRS UMR7583, Universités Paris-Est Créteil et Paris Diderot, Institut Pierre Simon Laplace (IPSL), Créteil, France, (2)Università degli Studi di Padova, Department of Chemistry, Padova, Italy, (3)University of Cambridge, Department of Chemistry, Cambridge, United Kingdom, (4)Aix Marseille University, Marseille Cedex 03, France
2:00 PM
 
Effect of Ammonia on Glyoxal SOA in Inorganic Aqueous Seed Particles
Rainer M Volkamer1, Eleanor Waxman1, Alexander Laskin2, Julia Laskin3, Theodore Konstantinos Koenig4, Urs Baltensperger5, Josef Dommen5, Andre S Prevot5, Jay Slowik5, Aurelia Maxut6, Barbara Noziere7, Siyuan Wang1,8 and Jianzhen Yu8, (1)University of Colorado at Boulder, Boulder, CO, United States, (2)Pacific North West National Laboratory, EMSL, Richland, WA, United States, (3)Pacific Northwest National Laboratory, Richland, WA, United States, (4)University of Colorado at Boulder, Department of Chemistry and Biochemistry, Boulder, CO, United States, (5)Paul Scherrer Institute, Villingen, Switzerland, (6)IRCELyon Institut de recherches sur la catalyse et l'environnement de Lyon, Villeurbanne, France, (7)CNRS, Caluire, France, (8)Hong Kong University of Science and Technology, Hong Kong, Hong Kong
2:16 PM
 
Effect of Relative Humidity and Temperature on Photochemical Aging of Secondary Organic Aerosols
Sergey Nizkorodov1, Monica V. Brady1, Mallory L. Hinks1, Hanna Lignell1, Allan K Bertram2, Mijung Song2, Alexander Laskin3, Julia Laskin3 and Peng Lin3, (1)Univ California, Irvine, CA, United States, (2)University of British Columbia, Vancouver, BC, Canada, (3)Pacific Northwest National Laboratory, Richland, WA, United States
2:32 PM
 
Mechanism of Phase Separation in Organic Aerosol
Miriam A Freedman, Penn State University, University Park, PA, United States
2:52 PM
 
pH Variance in Aerosols Undergoing Liquid-Liquid Phase Separation
Nathan C Eddingsaas, Magda Dallemagne and Xiau Huang, Rochester Institute of Technology, Rochester, NY, United States
3:08 PM
 
Oxidation of Organic Compoundsin the Atmospheric Aqueous Phase: Development of a New Explicit Oxidation Mechanism
Camille Mouchel-Vallon1,2, Lola Bregonzio-Rozier3, Anne Monod4, Maud Leriche2,5, Jean-Francois Doussin6, Nadine M Chaumerliac1,2 and Laurent Deguillaume1, (1)Laboratoire de Météorologie Physique Observatoire de Physique du Globe de Clermont-Ferrand, Aubiere Cedex, France, (2)CNRS, Paris Cedex 16, France, (3)Laboratoire Interuniversitaire des Systèmes Atmosphériques (LISA), CNRS UMR7583, Universités Paris-Est Créteil et Paris Diderot, Institut Pierre Simon Laplace (IPSL), Créteil, France, (4)Aix Marseille University, Marseille Cedex 03, France, (5)Laboratoire d'Aérologie - Observatoire Midi Pyrénées, Toulouse, France, (6)University Paris-Est Créteil Val de Marne, Créteil Cedex, France
3:24 PM
 
Photoformation of Triplet Excited States and Other Oxidants in Fog Waters and Their Impact on Fog Processing of Organic Compounds
Richie Kaur1, Cort Anastasio1, Kalliat T Valsaraj2, Harsha S Vempati2 and Mickael Vaitilingom2, (1)University of California Davis, Davis, CA, United States, (2)Louisiana State University, Baton Rouge, LA, United States
 
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