DI33B:
Seeing Red: The Structure, Properties, Origin, and Dynamics of LLSVPs I

Wednesday, 17 December 2014: 1:40 PM-3:40 PM
Chairs:  James M Wookey, University of Bristol, Bristol, BS8, United Kingdom, Maxwell L Rudolph, Portland State University, Geology, Portland, OR, United States and Abigail Louise Bull, University of Oslo, Centre for Earth Evolution and Dynamics, Oslo, Norway
Primary Conveners:  Maxwell L Rudolph, Portland State University, Portland, OR, United States
Co-conveners:  James M Wookey, University of Bristol, Bristol, BS8, United Kingdom and Abigail Louise Bull, University of Oslo, Centre for Earth Evolution and Dynamics, Oslo, Norway
OSPA Liaisons:  Maxwell L Rudolph, Portland State University, Geology, Portland, OR, United States

Abstracts Submitted to this Session:

1:40 PM
 
LLSVP
Edward Garnero, Arizona State University, EarthScope National Office, School of Earth and Space Exploration, Tempe, AZ, United States, Allen K McNamara, Arizona State University, Tempe, AZ, United States and Sang-Heon Dan Shim, Arizona State University, School of Earth and Space Exploration, Tempe, AZ, United States
1:52 PM
 
Normal Mode Insights into the Long Wavelength Velocity and Density Structure of the Lowermost Mantle
Paula Koelemeijer1,2, Arwen Fedora Deuss1, Jeroen Ritsema3 and Hendrik-Jan van Heijst4, (1)University of Cambridge, Cambridge, United Kingdom, (2)ETH Swiss Federal Institute of Technology Zurich, Department of Earth Sciences, Zurich, Switzerland, (3)Univ Michigan, Ann Arbor, MI, United States, (4)University of Oxford, Oxford, United Kingdom
2:07 PM
 
The Effect of Wavefront Healing on Estimates of S-Wave and P-Wave Heterogeneity in D”
Jeroen Ritsema, Univ Michigan, Ann Arbor, MI, United States, Arwen Fedora Deuss, University of Cambridge, Cambridge, United Kingdom and Paula Koelemeijer, University of Cambridge, Bullard Laboratories, Cambridge, United Kingdom
2:19 PM
 
Large- and Meso-scale Structure of Low Shear Velocity Provinces
Vedran Lekic, University of Maryland College Park, Dept. of Geology, College Park, MD, United States, Sanne Cottaar, University of Cambridge, Cambridge, United Kingdom and Jan Matas, Ecole Normale Supérieure Lyon, Lyon, France; LGLTPE Laboratoire de Géologie de Lyon : Terre, Planètes et Environnement, Villeurbanne Cedex, France
2:34 PM
 
A Comparative Study of Two Large Low Velocity Structures at the Base of the Earth's Mantle
Barbara A Romanowicz1,2, Kaiqing Yuan1, Laura Salmi1 and Sanne Cottaar3, (1)Berkeley Seismological Lab, Berkeley, CA, United States, (2)Institut de Physique du Globe, Paris, France, (3)University of Cambridge, Cambridge, United Kingdom
2:46 PM
 
Interaction Between LLSVPs and ULVZs and Its Implication for the Origin of ULVZs
Mingming Li, Allen K McNamara and Edward Garnero, Arizona State University, Tempe, AZ, United States
3:01 PM
 
Correlating Large Igneous Provinces with Lower Mantle Seismic Structure – Where Is the Plume Generation Zone?
Jacqueline Austermann, Bryan T. Kaye, Jerry X Mitrovica and Peter J Huybers, Harvard University, Cambridge, MA, United States
3:16 PM
 
Simultaneous generation of Superpiles and Superplumes in the lower mantle
Maxim D. Ballmer, Tokyo Institute of Technology, ELSI, Tokyo, Japan, Vedran Lekic, University of Maryland, Washington, DC, United States and Garrett Ito, Univ Hawaii, Honolulu, HI, United States
3:28 PM
 
Seismic and Geodynamic Constraints on Compositional Heterogeneity in the Lower Mantle: Implications for Deeply-Rooted Hot Upwellings Under the African and Pacific Plates
Alessandro M Forte, University of Quebec at Montreal UQAM, Montreal, QC, Canada, Petar Glisovic, Université du Québec à Montréal, Montreal, QC, Canada, David B Rowley, Univ Chicago, Chicago, IL, United States, Nathan A Simmons, Lawrence Livermore Nat'l Lab, Livermore, CA, United States, Stephen P Grand, University of Texas, Austin, TX, United States and Chang Lu, University of Texas at Austin, Jackson School of Geosciences, Austin, TX, United States