DI31A:
The Structure, Dynamics, and Evolution of Earth's Core: Observations, Models, and Experiments III Posters

Session ID#: 3573

Wednesday, 17 December 2014: 8:00 AM-12:20 PM
Poster Hall (Moscone_South)
Chairs:  Jessica C E Irving, University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom and Alexandre Fournier, Université de Paris, Institut de Physique du Globe de Paris, CNRS, Paris, France
Primary Convener:  Jessica C E Irving, University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom
Co-conveners:  Alexandre Fournier, Université de Paris, Institut de Physique du Globe de Paris, CNRS, Paris, France, Caitlin A Murphy, Geophysical Laboratory, Washington Dc, DC, United States and Jonathan M Aurnou, University of California Los Angeles, Department of Earth, Planetary, and Space Sciences, Los Angeles, United States
OSPA Liaison:  Jessica C E Irving, University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom
Co-Sponsor(s):
  • GP - Geomagnetism and Paleomagnetism
  • MR - Mineral and Rock Physics
  • S - Seismology
Index Terms:

1015 Composition of the core [GEOCHEMISTRY]
1507 Core processes [GEOMAGNETISM AND PALEOMAGNETISM]
3924 High-pressure behavior [MINERAL PHYSICS]
7207 Core [SEISMOLOGY]
Virtual Option?: No
Swirl Theme: Convection and circulation across scales

Abstracts Submitted to this Session:

 
DI31A-4250
Melting relations in the Fe-S-Si system at high pressure and temperature: Implications for the thermal structure of the planetary cores (20890)
Takanori Sakairi1, Eiji Ohtani1, Takeshi Sakai2, Seiji Kamada1, Tatsuya Sakamaki3 and Naohisa Hirao4, (1)Tohoku University, Sendai, Japan, (2)Ehime University, Geodynamics Research Center, Matsuyama, Japan, (3)Tohoku University, Department of Earth Science, Sendai, Japan, (4)JASRI, Hyogo, Japan
 
DI31A-4251
Effect of light elements (S, Si, C, O) on liquid iron alloys structural properties under high pressure studied by XRD, XANES and molecular dynamics (6820)
Guillaume Morard1, Denis Andrault2, Daniele Antonangeli1, Julien Siebert3, Francois J Guyot1, Anne-line Auzende1, Oliver T Lord4, Johann Bouchet5, Marion Harmand6, Benjamin Cochain7, Gaston Garbarino8, Innokenty Kantor8, Raffaella Torchio8, Eglantine Boulard8 and Nohamed Mezouar8, (1)IMPMC Institut de Minéralogie et de Physique des Milieux Condensés, Paris Cedex 05, France, (2)Laboratoire Magmas et Volcans, Clermont-Ferrand Cedex, France, (3)Université de Paris & Institut de Physique du Globe de Paris, Paris, France, (4)University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom, (5)CEA Commissariat à l'Energie Atomique DAM, Arpajon Cedex, France, (6)Ecole Polytechnique, Palaiseau Cedex, France, (7)University Pierre and Marie Curie Paris VI, Paris, France, (8)ESRF European Synchrotron Radiation Facility, Grenoble, France
 
DI31A-4252
Anelasticity of the HCP Metal Zinc: a Key to Understanding the Dynamics of Earth’s Core (21609)
Simon Hunt1, Andrew Walker2, Oliver T Lord3, Stephen Stackhouse2, Lora S Armstrong4, Andrew J Parsons5, Geoffry E. E Lloyd6 and Matthew L Whitaker7, (1)University of Manchester, Department of Materials, Manchester, M13, United Kingdom, (2)University of Leeds, School of Earth and Environment, Leeds, United Kingdom, (3)University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom, (4)University of Minnesota Twin Cities, Minneapolis, MN, United States, (5)University of Leeds, Leeds, United Kingdom, (6)University of Leeds, COMET, School of Earth and Environment, Leeds, United Kingdom, (7)Mineral Physics Institute, Stony Brook University, Stony Brook, NY, United States
 
DI31A-4253
Stratification at the Top of the Outer Core: Constraints from Smks and Pmkp Phases (8580)
Elizabeth A Day1,2, Connor Tann2, Sanne Cottaar2, Jessica C E Irving3 and Arwen Fedora Deuss2, (1)Imperial College London, London, United Kingdom, (2)University of Cambridge, Cambridge, United Kingdom, (3)University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom
 
DI31A-4254
Fine Seismic Velocity Structure of the Lowermost Outer Core (F-layer) Beneath the Eastern Pacific (11284)
Toshiki Ohtaki, Geological Survey of Japan, AIST, Tsukuba, Japan and Satoshi Kaneshima, Kyushu University, Fukuoka, Japan
 
DI31A-4255
Global Scale Observation of Scattered Energy from the Core: Seismic Constraints on the F-Layer (11371)
Joanne Adam, Institut de Physique du Globe de Paris, Paris, France and Barbara A Romanowicz, Berkeley Seismological Laboratory, University of California Berkeley, Berkeley, United States; Institut de Physique du Globe de Paris, Collège de France, Paris, France
 
DI31A-4256
Conduit entrainment surrounding sinking metal-silicate plumes during core formation (26661)
Sean michael Klein1, Danielle Brand2 and Dayanthie S Weeraratne1, (1)California State University Northridge, Northridge, CA, United States, (2)University of Waikato, School Of Science, Hamilton, New Zealand
 
DI31A-4257
Thermal and Compositional Stratification of the Inner Core (15101)
Stephane Labrosse, Ecole Normale Supérieure Lyon, Lyon, France
 
DI31A-4258
The Feasibility of Thermal and Compositional Convection in Earth's Inner Core (8522)
Karen Lythgoe1, John Frederick Rudge2, Prof. Jerome A Neufeld3 and Arwen Fedora Deuss1, (1)University of Cambridge, Cambridge, United Kingdom, (2)University of Cambridge, Earth Sciences, Cambridge, United Kingdom, (3)University of Cambridge, Institute for Energy and Environmental Flows, Department of Earth Sciences & Department of Applied Mathematics and Theoretical Physics, Cambridge, United Kingdom
 
DI31A-4259
Building a regime diagram for the Earth's inner core (18855)
Marine Lasbleis, Stephane Labrosse and Renaud Deguen, Ecole Normale Supérieure Lyon, Lyon, France
 
DI31A-4260
Time-Dependent Inner Core Structures Examined by Repeating Earthquakes in the Southwest Pacific Subduction Zones (12124)
Wen-Che Yu, Institute of Earth Sciences, Academia Sinica, Taipei, Taiwan, Taiwan
 
DI31A-4261
New Seismic Evidence for Localized Temporal Change of the Earth’s Inner Core Boundary (21177)
Jiayuan Yao, Nanyang Technological University, Division of Mathematical Sciences, School of Physical and Mathematical Sciences, Singapore, Singapore, Li Sun, China Earthquake Networks Center, Beijing, China and Lianxing Wen, State University of New York at Stony Brook, Department of Geosciences, Stony Brook, NY, United States
 
DI31A-4262
Equatorial anisotropy of the Earth’s inner inner core from autocorrelations of earthquake coda (20470)
Tao Wang1, Xiaodong Song2,3 and Han Xia3, (1)Nanjing University, School of Earth Sciences and Engineering, Nanjing, China, (2)University of Illinois at Urbana Champaign, Geology, Champaign, United States, (3)Nanjing University, Nanjing, China
 
DI31A-4263
Anisotropy of the Earth’s inner inner core from autocorrelations of earthquake coda in China Regional Seismic Networks (28510)
Han Xia1, Xiaodong Song1,2 and Tao Wang3, (1)Nanjing University, Nanjing, China, (2)University of Illinois at Urbana Champaign, Geology, Champaign, United States, (3)Nanjing University, School of Earth Sciences and Engineering, Nanjing, China
 
DI31A-4264
Regional Variations in Inner Core Heterogeneity and Anisotropy from Seismic Body Wave and Normal Mode Observations (9235)
Arwen Fedora Deuss1, Jessica C E Irving2, Karen Lythgoe1 and Lauren Waszek3, (1)University of Cambridge, Cambridge, United Kingdom, (2)University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom, (3)University of Cambridge, Department of Earth Sciences, Cambridge, United Kingdom
 
DI31A-4265
The Candy Wrapper Velocity Model for the Earth’s Inner Core (12940)
Prof. Maurizio Mattesini, PhD, Complutense University of Madrid, Department of Earth's Physics and Astrophysics, Madrid, Spain
 
DI31A-4266
Inner Core Tomography Under Africa (15485)
Jessica C E Irving, University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom
 
DI31A-4267
Seismic Velocity and Attenuation Structures of the Earth’s Inner Core Boundary beneath the Northern Pacific from Automatic Waveform Modeling (29381)
Jing Jin, University of Illinois at Urbana Champaign, Urbana, IL, United States and Xiaodong Song, SinoProbe Laboratory, School of Earth and Space Sciences, Peking University, Beijing, China
See more of: Study of Earth's Deep Interior