A31E:
Atmospheric Ice Nuclei and Ice Cloud Formation: Field, Laboratory, and Modeling Studies II Posters

Wednesday, 17 December 2014: 8:00 AM-12:20 PM
Chairs:  Luis Ladino Moreno, University of Toronto, Chemistry, Toronto, ON, Canada and Barbara Ervens, CIRES, University of Colorado, Boulder, CO, United States
Primary Conveners:  Zaminhussein A Kanji, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland
Co-conveners:  Luis Ladino Moreno, University of Toronto, Chemistry, Toronto, ON, Canada and Barbara Ervens, CIRES, University of Colorado, Boulder, CO, United States
OSPA Liaisons:  Zaminhussein A Kanji, ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland

Abstracts Submitted to this Session:

 
Enhanced High-Temperature Ice Nucleation Ability of Crystallized Aerosol Particles after Pre-Activation at Low Temperature
Robert Wagner1, Ottmar Moehler2, Harald Saathoff1 and Martin Schnaiter1, (1)Karlsruhe Institute of Technology, Institute for Meteorology and Climate Research, Atmospheric Aerosol Research (IMK-AAF), Karlsruhe, Germany, (2)KIT, Institute for Meteorology and Climate Research, Atmospheric Aerosol Research (IMK-AAF), Karlsruhe, Germany
 
Experimental Assessment of Collection Efficiency of Submicron Aerosol Particles by Cloud Droplets
Yi-wen Huang, Karin Ardon-Dryer and Daniel J Cziczo, MIT, Cambridge, MA, United States
 
Contact Efflorescence on Demand
Ryan Dustin Davis1, Sara Lance1, Joshua A Gordon2, Shuichi Ushijima1 and Margaret A Tolbert1, (1)University of Colorado at Boulder, Boulder, CO, United States, (2)National Institute of Standards and Technology Boulder, Electromagnetics Division, Boulder, CO, United States
 
Molecular Study of the Effects of Chemical Processing on Heterogeneous Ice Nucleation: Role of Active Sites and Product Formation
Sarah Sihvonen1, Gregory P Schill2, Kelly A Murphy1, Karl Mueller3, Margaret A Tolbert4 and Miriam A Freedman5, (1)Pennsylvania State University Main Campus, University Park, PA, United States, (2)University of Colorado, Boulder, CO, United States, (3)Penn State Univ, University Park, PA, United States, (4)University of Colorado at Boulder, Boulder, CO, United States, (5)Penn State University, University Park, PA, United States
 
Effects of Chemical Aging on the Heterogeneous Freezing of Organic Aerosols
Kristen Collier and Sarah D Brooks, Texas A & M University, College Station, TX, United States
 
Probing ice nucleation events on individual particles relevant to cloud formation
Bingbing Wang1, Daniel Alexander Knopf2, Mary Kathleen Gilles3, Gourihar Kulkarni4, Shawn M Kathmann1, Libor Kovarik1 and Alexander Laskin1, (1)Pacific Northwest National Laboratory, Richland, WA, United States, (2)Stony Brook University, Institute for Terrestrial and Planetary Atmospheres / School of Marine and Atmospheric Sciences, Stony Brook, NY, United States, (3)Lawrence Berkeley National Lab, Berkeley, CA, United States, (4)PNNL-Atmos Sci & Global Change, Richland, WA, United States
 
Sensitivity of Homogeneous Freezing to Aerosol Perturbation and Implication for Aerosol Indirect Forcing through Cirrus Clouds
Xiaohong Liu1, Xiangjun Shi1 and Kai Zhang2, (1)University of Wyoming, Laramie, WY, United States, (2)Pacific Northwest National Lab, Richland, WA, United States
 
Evaluating aerosol influence on cloud models using in-situ measurements during the INUPIAQ campaign
Robert Farrington1, Paul Connolly1, Tom Choularton1, Keith Bower1, Gary Lloyd1, Michael Flynn1, Jonathan Crosier1 and Paul Field2, (1)University of Manchester, Manchester, United Kingdom, (2)United Kingdom Met Office, Exeter, United Kingdom
 
Sensitivity of cirrus properties to ice nuclei abundance
Eric J Jensen, NASA Ames Research Center, Moffett Field, CA, United States
 
ADJOINT TECHNIQUES TO MINIMIZE THE UNCERTAINTY IN HETEROGENEOUS NUCLEATION SPECTRUM
Sylvia Sullivan1, Benjamin Andrew Sheyko1, Donifan Barahona2 and Athanasios Nenes3, (1)Georgia Institute of Technology Main Campus, Atlanta, GA, United States, (2)NASA GSFC, Greenbelt, MD, United States, (3)Georgia Institute of Technology, Atlanta, GA, United States
 
The Role of Experimental and Statistical Uncertainty in Interpretation of Immersion Freezing: A Case for Classical Nucleation Theory
Peter Aaron Alpert1,2 and Daniel Alexander Knopf1, (1)Stony Brook University, Institute for Terrestrial and Planetary Atmospheres / School of Marine and Atmospheric Sciences, Stony Brook, NY, United States, (2)Centre National de la Recherche Scientifique, IRCELyon, CNRS, University Claude Bernard, Lyon, France
 
Estimation of the Vertical Velocity Leading to the Formation of Cirrus Using Ultra-High Resolution Global Simulations
Donifan Barahona, Andrea Molod, William M Putman and Max Suarez, NASA Goddard Space Flight Center, Greenbelt, MD, United States
 
Multi-Sensor Investigation of a Regional High-Arctic Cloudy Event
Liviu Ivanescu1,2, Norman T. O'Neill1, Jean-Pierre Blanchet2, Konstantin Baibakov1, Jai Prakash Chaubey1, Christopher W Perro3 and Thomas J. Duck3, (1)University of Sherbrooke, CARTEL, Sherbrooke, QC, Canada, (2)University of Quebec at Montreal UQAM, Earth and Atmospheric Sciences, Montreal, QC, Canada, (3)Dalhousie University, Physics and Atmospheric Science, Halifax, NS, Canada
 
IMPORTANCE OF PHYSICO-CHEMICAL PROPERTIES OF AEROSOLS IN THE FORMATION OF ARCTIC ICE CLOUDS
Setigui aboubacar Keita and Eric Girard, University of Quebec at Montreal UQAM, Montreal, QC, Canada
 
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