MR41A:
Physics and Chemistry of the Deep Earth IV Posters

Thursday, 18 December 2014: 8:00 AM-12:20 PM
Chairs:  Bin Chen, University of Hawaii at Manoa, Hawaii Institute of Geophysics and Planetology, Honolulu, HI, United States and Ryosuke Sinmyo, University of Bayreuth, Bayreuth, Germany
Primary Conveners:  Tetsuya Komabayashi, University of Edinburgh, Edinburgh, EH9, United Kingdom
Co-conveners:  Zhicheng Jing, Case Western Reserve University, Cleveland, OH, United States, Razvan Caracas, CNRS, Laboratory of Geology of Lyon, Paris Cedex 16, France and Carole Nisr, Arizona State University, Tempe, AZ, United States
OSPA Liaisons:  Tetsuya Komabayashi, University of Edinburgh, Edinburgh, EH9, United Kingdom

Abstracts Submitted to this Session:

4364
 
A Paris-Edinburgh Cell for Liquid Silicate Structural Studies Using Monochromatic Diffraction and Soller Slits
Yanbin Wang1, Tony Yu1, Clemens Prescher1, Vitali Prakapenka1, Peter J Eng1, Joanne Stubbs1, Yoshio Kono2 and Guoyin Shen2, (1)The University of Chicago, Argonne, IL, United States, (2)Carnegie Instituion of Washing, Argonne, IL, United States
4365
 
Structure study of sodium disilicate glass in a Paris-Edinburgh cell using monochromatic x-ray diffraction and a multi-channel collimator
Tony Yu1, Clemens Prescher1, Yanbin Wang1, Vitali Prakapenka1, Peter J Eng1, Yoshio Kono2, Joanne Stubbs1 and Guoyin Shen2, (1)The University of Chicago, Argonne, IL, United States, (2)Carnegie Instituion of Washing, Argonne, IL, United States
4366
 
Structure of Mg2SiO4 glass up to 140 GPa
Clemens Prescher1, Vitali Prakapenka1, Yanbin Wang1 and Lawrie B Skinner2, (1)University of Chicago, Center for Advanced Radiation Sources, Argonne, IL, United States, (2)Stony Brook University, Mineral Physics Institute, Stony Brook, NY, United States
4367
 
Equation of State of Amorphous MgSiO3 and (MgFe)SiO3 to Lowermost Mantle Pressures
Sylvain Petitgirard1, Wim Malfait2, Ryosuke Sinmyo1, Ilya Kupenko3 and David C Rubie1, (1)University of Bayreuth, Bayreuth, Germany, (2)ETH Zurich, Zurich, Switzerland, (3)ESRF European Synchrotron Radiation Facility, Grenoble, France
4368
 
High-Pressure, High-Temperature Equations of State Using Fabricated Controlled-Geometry Ni/SiO2 Double Hot-Plate Samples
Jeffrey S Pigott1, Derek A Ditmer1, Rebecca A. Fischer2, Daniel M Reaman3, Robert J Davis1 and Wendy R Panero1, (1)Ohio State University, Columbus, OH, United States, (2)University of Chicago, Chicago, IL, United States, (3)Army Research Laboratory, Aberdeen Proving Ground, MD, United States
4369
 
Iron Partitioning in the Lower Mantle: New Experimental Data from Al-Enriched Olivine
Hélène Piet1, Farhang Nabiei1, Philippe Gillet1 and James Badro1,2, (1)EPFL Swiss Federal Institute of Technology Lausanne, Lausanne, Switzerland, (2)Institut de Physique du Globe de Paris, Paris, France
4370
 
The effect of ferric iron concentration on lower mantle phase assemblage: Implications for mantle convection
Tingting Gu, Yale University, New Haven, CT, United States; Center for High Pressure Science & Technology Advanced Research, Shanghai, China, Catherine A McCammon, Universitaet Bayreuth, Bayreuth, Germany and Kanani K M Lee, Yale University, Department of Geology and Geophysics, New Haven, CT, United States
4371
 
High-Pressure Melting of Pyroxenite: Implications for Deep Mantle Melting
Marjorie Hirs, Yale University, New Haven, CT, United States and Kanani K M Lee, Yale University, Department of Geology and Geophysics, New Haven, CT, United States
4372
 
Melting phase relations in MgO-FeO-SiO2 ternary system at high pressure
Akira Morishita1, Ryuichi Nomura1 and Kei Hirose2, (1)Tokyo Institute of Technology, Tokyo, Japan, (2)Tokyo Institute of Technology, Earth-Life Science Institute, Tokyo, Japan
4373
 
AB-INITIO STUDY OF INCONGRUENT MELTING IN SILICATES
Carlos Pinilla and Lars Stixrude, University College London, London, United Kingdom
4374
 
Metal-Silicate Partitioning of Uranium at High Pressures and Temperatures
Bethany Chidester1, Kevin Righter2, Zia Rahman2 and Andrew J Campbell1, (1)University of Chicago, Chicago, IL, United States, (2)NASA Johnson Space Center, Houston, TX, United States
4375
 
Melting phase relations in the system Fe-FeO to the inner core boundary pressure
Tetsuya Komabayashi, University of Edinburgh, Edinburgh, EH9, United Kingdom
4376
 
Equation of State and Spin Transition of (Mg,Fe)O at High Pressures
Natalia V Solomatova1, Jennifer M Jackson1, Wolfgang Sturhahn1, Jiyong Zhao2, Thomas Toellner2, Bora Kalkan3, June K Wicks1,4 and William Steinhardt1,5, (1)California Institute of Technology, Pasadena, CA, United States, (2)Argonne National Laboratory, Argonne, IL, United States, (3)Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (4)Princeton University, Princeton, NJ, United States, (5)Harvard University, Cambridge, MA, United States
4377
 
First Principles Molecular Dynamics Simulations of molten (Mg,Fe)O at Mantle Conditions
Dipta B Ghosh, Bijaya B Karki and Suraj K Bajgain, Louisiana State University, Baton Rouge, LA, United States
4378
 
First-principles study of the thermodynamical, structural, transport properties of liquid CaO and CaSiO3 at high pressure
Suraj K Bajgain, Bijaya B Karki and Dipta B Ghosh, Louisiana State University, Baton Rouge, LA, United States
4379
 
Thermodynamics, Diffusion, and Structure of Liquid NaAlSi3O8 at Elevated Temperature and Pressure from Molecular Dynamics Simulations
Ryan Neilson1, Frank J Spera1 and Mark S Ghiorso2, (1)Univ of California, Santa Barbara, CA, United States, (2)OFM Research, Redmond, CA, United States
4380
 
Thermal Conductivity of Lower Mantle Minerals and Heat Flux Across the Core-Mantle Boundary
Emma Rainey, Chase Bennett and Abby Kavner, University of California Los Angeles, Los Angeles, CA, United States
4381
 
The Equations of State of Liquid Pure Fe and Fe-light Elements Alloys by Ab Initio Molecular Dynamics Simulations
Taku Tsuchiya, Hiroki Ichikawa and Masanao Ohsumi, Ehime University, Matsuyama, Japan
4382
 
Disruption of the PV-PPV Phase Transition by a Dome-like Upwelling Beneath Alaska
Daoyuan Sun, University of Science and Technology of China, Hefei, China, Donald V Helmberger, Cal Tech, Pasadena, CA, United States and Meghan Samantha Miller, University of Southern California, Los Angeles, CA, United States
4383
 
Chemical diffusivity of perovskite and post-perovskite from studies of fluoride analogues.
David P Dobson, Alexander Lindsay-Scott, Ian G Wood, Edward Bailey, John Peter Brodholt and Lidunka Vocadlo, University College London, London, United Kingdom
4384
 
The Perovskite to Post-Perovskite Transition: Atomistic Simulations of Compositions on the MgSiO3-FeSiO3 and MgSiO3-FeAlO3 Joins
Chris Mohn and Reidar G Tronnes, University of Oslo, Geology, Oslo, Norway
4385
 
Deformation and Transformation Textures in the NaMgF3 Perovskite→Post-Perovskite System
Lowell M Miyagi and Michael Jugle, University of Utah, Salt Lake City, UT, United States
4386
 
Equation of state of MgSiO3 post-perovskite
Takeshi Sakai1, Haruhiko Dekura1 and Naohisa Hirao2, (1)Ehime University, Matsuyama, Japan, (2)JASRI, Hyogo, Japan
4387
 
Atomistic Modeling of Dislocations in MgSiO3 Post-Perovskite
Alexandra Goryaeva, Philippe Carrez and Patrick Cordier, University of Lille 1, Villeneuve d'Ascq, France
4388
 
Phase H: A new high pressure phase of dense hydrous magnesium silicates in the lower mantle
Jun Tsuchiya1, Taku Tsuchiya2, Masayuki Nishi2 and Mainak Mookherjee3, (1)Ehime University, Matsuyama, Japan, (2)Ehime University, Matsuyama, Ehime, Japan, (3)Cornell University, Ithaca, NY, United States
 
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