MR41A:
Physics and Chemistry of the Deep Earth IV Posters

Session ID#: 4496

Thursday, 18 December 2014: 8:00 AM-12:20 PM
Poster Hall (Moscone_South)
Chairs:  Bin Chen, University of Hawaii at Manoa, Honolulu, United States and Ryosuke Sinmyo, University of Bayreuth, Bayreuth, Germany
Primary Convener:  Tetsuya Komabayashi, University of Edinburgh, School of GeoSciences, Edinburgh, EH9, United Kingdom
Co-conveners:  Zhicheng Jing, Case Western Reserve University, Cleveland, United States, Razvan Caracas, CNRS Lyon, Laboratory of Geology of Lyon, Lyon, France and Carole Nisr, Arizona State University, Tempe, AZ, United States
OSPA Liaison:  Tetsuya Komabayashi, University of Edinburgh, School of GeoSciences, Edinburgh, EH9, United Kingdom
Co-Sponsor(s):
  • DI - Study of the Earth's Deep Interior
  • S - Seismology
  • T - Tectonophysics
  • V - Volcanology, Geochemistry and Petrology
Index Terms:

1015 Composition of the core [GEOCHEMISTRY]
1025 Composition of the mantle [GEOCHEMISTRY]
3621 Mantle processes [MINERALOGY AND PETROLOGY]
3924 High-pressure behavior [MINERAL PHYSICS]
Virtual Option?: No

Abstracts Submitted to this Session:

 
A Paris-Edinburgh Cell for Liquid Silicate Structural Studies Using Monochromatic Diffraction and Soller Slits (6861)
Yanbin Wang1, Tony Yu1, Clemens Prescher2, Vitali B Prakapenka1, Peter J Eng1, Joanne Stubbs1, Yoshio Kono3 and Guoyin Shen3, (1)The University of Chicago, Center for Advanced Radiation Sources, Chicago, United States, (2)University of Freiburg, Center for Advanced Radiation Sources, Freiberg, Germany, (3)Carnegie Instituion of Washing, Argonne, IL, United States
 
Structure study of sodium disilicate glass in a Paris-Edinburgh cell using monochromatic x-ray diffraction and a multi-channel collimator (26773)
Tony Yu1, Clemens Prescher2, Yanbin Wang1, Vitali B Prakapenka1, Peter J Eng1, Yoshio Kono3, Joanne Stubbs1 and Guoyin Shen3, (1)The University of Chicago, Center for Advanced Radiation Sources, Chicago, United States, (2)University of Freiburg, Center for Advanced Radiation Sources, Freiberg, Germany, (3)Carnegie Instituion of Washing, Argonne, IL, United States
 
Structure of Mg2SiO4 glass up to 140 GPa (28333)
Clemens Prescher1, Vitali B Prakapenka1, Yanbin Wang1 and Lawrie B Skinner2, (1)University of Chicago, Center for Advanced Radiation Sources, Chicago, IL, United States, (2)Stony Brook University, Mineral Physics Institute, Stony Brook, NY, United States
 
Equation of State of Amorphous MgSiO3 and (MgFe)SiO3 to Lowermost Mantle Pressures (21043)
Sylvain Petitgirard1, Wim Malfait2, Ryosuke Sinmyo1, Ilya Kupenko3 and David C Rubie1, (1)University of Bayreuth, Bayreuth, Germany, (2)ETH Zurich, Zurich, Switzerland, (3)Universitaet Muenster, Institute for Mineralogy, Muenster, Germany
 
High-Pressure, High-Temperature Equations of State Using Fabricated Controlled-Geometry Ni/SiO2 Double Hot-Plate Samples (16408)
Jeffrey S Pigott1, Derek A Ditmer1, Rebecca A. Fischer2, Daniel M Reaman3, Robert J Davis1 and Wendy R Panero4, (1)Ohio State University, Columbus, OH, United States, (2)Harvard University, Department of Earth and Planetary Sciences, Cambridge, United States, (3)Army Research Laboratory, Aberdeen Proving Ground, MD, United States, (4)Ohio State University, School of Earth Sciences, Columbus, OH, United States
 
Iron Partitioning in the Lower Mantle: New Experimental Data from Al-Enriched Olivine (7280)
Hélène Piet1, Farhang Nabiei1, Philippe Gillet1 and James Badro1,2, (1)EPFL Swiss Federal Institute of Technology Lausanne, Lausanne, Switzerland, (2)Université Paris Cité, Institut de Physique du Globe de Paris, CNRS, Paris, France
 
The effect of ferric iron concentration on lower mantle phase assemblage: Implications for mantle convection (16424)
Tingting Gu, Yale University, New Haven, CT, United States; Center for High Pressure Science & Technology Advanced Research, Shanghai, China, Catherine A McCammon, University of Bayreuth, Bayerisches Geoinstitut, Bayreuth, Germany and Kanani K M Lee, Yale University, Department of Geology & Geophysics, New Haven, United States
 
High-Pressure Melting of Pyroxenite: Implications for Deep Mantle Melting (29605)
Marjorie Hirs, Yale University, New Haven, CT, United States and Kanani K M Lee, Yale University, Department of Geology & Geophysics, New Haven, United States
 
Melting phase relations in MgO-FeO-SiO2 ternary system at high pressure (21284)
Akira Morishita1, Ryuichi Nomura1 and Kei Hirose2, (1)Tokyo Institute of Technology, Tokyo, Japan, (2)Institute of Science Tokyo, Earth-Life Science Institute, Tokyo, Japan
 
AB-INITIO STUDY OF INCONGRUENT MELTING IN SILICATES (22576)
Carlos Pinilla, University College London, London, United Kingdom and Lars P Stixrude, University College London, Earth Sciences, London, United Kingdom
 
Metal-Silicate Partitioning of Uranium at High Pressures and Temperatures (30555)
Chidester Bethany, University of Chicago, Chicago, United States, Kevin Righter, NASA Johnson Space Center, Astromaterials Acquisition and Curation Office, Houston, United States, Zia Rahman, NASA Johnson Space Center, Houston, TX, United States and Andrew Campbell, University of Chicago, Chicago, IL, United States
 
Melting phase relations in the system Fe-FeO to the inner core boundary pressure (22803)
Tetsuya Komabayashi, University of Edinburgh, School of GeoSciences, Edinburgh, EH9, United Kingdom
 
Equation of State and Spin Transition of (Mg,Fe)O at High Pressures (11584)
Natalia V Solomatova1, Jennifer M Jackson2, Wolfgang Sturhahn3, Jiyong Zhao4, Thomas Toellner4, Bora Kalkan5, June K Wicks1,6 and Will Steinhardt1,7, (1)California Institute of Technology, Pasadena, CA, United States, (2)California Institute of Technology, Seismological Laboratory, Pasadena, CA, United States, (3)California Institute of Technology, Seismological Laboratory, Pasadena, United States, (4)Argonne National Laboratory, Advanced Photon Source, Lemont, United States, (5)Lawrence Berkeley National Laboratory, Advanced Light Source, Berkeley, United States, (6)Princeton University, Princeton, NJ, United States, (7)University of California Santa Cruz, Santa Cruz, CA, United States
 
First Principles Molecular Dynamics Simulations of molten (Mg,Fe)O at Mantle Conditions (26707)
Dipta B Ghosh, Louisiana State University, School of Electrical Engineering and Computer Science, Baton Rouge, LA, United States, Bijaya B Karki, Louisiana State University, School of Electrical Engineering and Computer Science, Department of Geology & Geophysics, Center for Computation and Technology, Baton Rouge, LA, United States and Suraj K Bajgain, Louisiana State University, Geology and Geophysics, Baton Rouge, LA, United States
 
First-principles study of the thermodynamical, structural, transport properties of liquid CaO and CaSiO3 at high pressure (12845)
Suraj K Bajgain, Louisiana State University, Geology and Geophysics, Baton Rouge, LA, United States, Bijaya B Karki, Louisiana State University, School of Electrical Engineering and Computer Science, Department of Geology & Geophysics, Center for Computation and Technology, Baton Rouge, LA, United States and Dipta B Ghosh, Louisiana State University, School of Electrical Engineering and Computer Science, Baton Rouge, LA, United States
 
Thermodynamics, Diffusion, and Structure of Liquid NaAlSi3O8 at Elevated Temperature and Pressure from Molecular Dynamics Simulations (15010)
Ryan Neilson, Univ of California, Santa Barbara, CA, United States, Frank J Spera, University of California, Department of Earth Science, Santa Barbara, United States and Mark S Ghiorso, OFM Research, Seattle, United States
 
Thermal Conductivity of Lower Mantle Minerals and Heat Flux Across the Core-Mantle Boundary (16911)
Emma Rainey, Chase Bennett and Abby Kavner, University of California Los Angeles, Los Angeles, United States
 
The Equations of State of Liquid Pure Fe and Fe-light Elements Alloys by Ab Initio Molecular Dynamics Simulations (14623)
Taku Tsuchiya, Hiroki Ichikawa and Masanao Ohsumi, Ehime University, Matsuyama, Japan
 
Disruption of the PV-PPV Phase Transition by a Dome-like Upwelling Beneath Alaska (15512)
Daoyuan Sun, University of Science and Technology of China, Hefei, China, Donald V Helmberger, Cal Tech, Pasadena, CA, United States and M Meghan Miller, University of Southern California, Los Angeles, CA, United States
 
Chemical diffusivity of perovskite and post-perovskite from studies of fluoride analogues. (15086)
David P Dobson1, Alexander Lindsay-Scott2, Ian G Wood1, Edward Bailey2, John Peter Brodholt3 and Lidunka Vocadlo2, (1)University College London, Earth Sciences, London, United Kingdom, (2)University College London, London, United Kingdom, (3)University of Oslo, Centre of Earth Evolution and Dynamics, Oslo, Norway
 
Deformation and Transformation Textures in the NaMgF3 Perovskite→Post-Perovskite System (23472)
Lowell M Miyagi, University of Utah, Department of Geology and Geophysics, Salt Lake City, UT, United States and Michael Jugle, United States Department of Agriculture, Natural Resources Conservation Service, Temple, TX, United States
 
Equation of state of MgSiO3 post-perovskite (27353)
Takeshi Sakai, Ehime University, Geodynamics Research Center, Matsuyama, Japan, Haruhiko Dekura, Ehime University, Matsuyama, Japan and Naohisa Hirao, JASRI, Hyogo, Japan
 
Atomistic Modeling of Dislocations in MgSiO3 Post-Perovskite (6797)
Alexandra Goryaeva, University of Lille 1, Villeneuve d'Ascq, France, Philippe Carrez, University of Lille, Villeneuve d'Ascq, France and Patrick Cordier, University of Lille 1 & CNRS, Unité Matériaux et Transformations, Villeneuve d'Ascq, France
 
Phase H: A new high pressure phase of dense hydrous magnesium silicates in the lower mantle (15442)
Jun Tsuchiya1, Taku Tsuchiya1, Masayuki Nishi2 and Mainak Mookherjee3, (1)Ehime University, Geodynamics Research Center, Matsuyama, Japan, (2)Ehime University, Matsuyama, Japan, (3)Florida State University, Earth, Ocean and Atmospheric Science, Tallahassee, FL, United States