Matter at Extreme Conditions: Planetary Science and Warm Dense Matter

Presentations

• Dynamic compression of iron oxides to multi-megabar pressures

  ORAL · Invited

  March 4, 2024, 4:00 PM – March 4, 2024, 4:36 PM

  Presenters

  • Ian K Ocampo

    Princeton University

  Authors

  • Ian K Ocampo

    Princeton University

  • Donghoon Kim

    Carnegie Institution for Science

  • Raymond F Smith

    Lawrence Livermore Natl Lab

  • Federica Coppari

    Lawrence Livermore Natl Lab

  • J. Ryan Rygg

    University of Rochester

  • Marius Millot

    LLNL

  • Jon H Eggert

    LLNL

  • Thomas S Duffy

    Princeton University

  View abstract →

• Structural prediction of Fe-Mg-O compounds at Super-Earth's pressures

  ORAL

  March 4, 2024, 4:36 PM – March 4, 2024, 4:48 PM

  Publication: PHYSICAL REVIEW B 104, 144109 (2021)
  arXiv:2307.03632

  Presenters

  • Yimei Fang

    Xiamen University

  Authors

  • Yimei Fang

    Xiamen University

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• Elasticity and acoustic velocities of δ-AlOOH at geophysical conditions

  ORAL

  March 4, 2024, 4:48 PM – March 4, 2024, 5:00 PM

  Presenters

  • Chenxing Luo

    Columbia University

  Authors

  • Chenxing Luo

    Columbia University

  • Yang Sun

    Xiamen University, Columbia University

  • Renata Maria M Wentzcovitch

    Columbia University

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• Ab initio study on the stability and elasticity of brucite

  ORAL

  March 4, 2024, 5:00 PM – March 4, 2024, 5:12 PM

  Presenters

  • Hongjin Wang

    Columbia University

  Authors

  • Hongjin Wang

    Columbia University

  • Chenxing Luo

    Columbia University

  • Renata Maria M Wentzcovitch

    Columbia University

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• Mechanical stability of body-centered cubic iron at Earth’s core pressure and temperature conditions using a molecular graph kernel and Gaussian process regression

  ORAL

  March 4, 2024, 5:12 PM – March 4, 2024, 5:24 PM

  Presenters

  • Blaise A Ayirizia

    University of Texas At El Paso

  Authors

  • Blaise A Ayirizia

    University of Texas At El Paso

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• Ferrous iron partitioning in the lower mantle: consequences for seismic velocities and heterogeneities

  ORAL

  March 4, 2024, 5:24 PM – March 4, 2024, 5:36 PM

  Presenters

  • Jingyi Zhuang

    Columbia University

  Authors

  • Jingyi Zhuang

    Columbia University

  • Renata Maria M Wentzcovitch

    Columbia University

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• Novel Doubly Superionic Behavior in Icy Compounds at Planetary Interior Conditions

  ORAL

  March 4, 2024, 5:36 PM – March 4, 2024, 5:48 PM

  Publication: de Villa, K., Gonzalez-Cataldo, F., and B. Militzer, Double Superionicity in Icy Compounds at Planetary Interior Conditions, Nature Communications (accepted).

  Presenters

  • Kyla de Villa

    University of California, Berkeley

  Authors

  • Kyla de Villa

    University of California, Berkeley

  • Felipe J Gonzalez

    University of California, Berkeley

  • Burkhard Militzer

    University of California, Berkeley

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• Pressure engineering negative linear compressibility in various type systems

  ORAL

  March 4, 2024, 5:48 PM – March 4, 2024, 6:00 PM

  Publication: 1. Shuhua Yuan, et al, Negative linear compressibility in Se at ultra-high pressure above 120 GPa, IUCrJ, 9, 253, 2022.
  2. Kamil F. Dziubek, Negative linear compressibility at extreme pressure, IUCrJ, 9, 165, 2022.
  3. Shuhua Yuan, et al, Early crystallization of amorphous selenium under high pressure studied by synchrotron XRD method, Journal of Physics: Condensed Matter, 35, 264003, 2023.
  4. Boyang Fu, et al, Pressure-induced ferroelastic transition drives a large shape change in a Ni(II) complex single crystal, The Journal of Physical Chemistry Letters, 14 (16), 3891, 2023.

  Presenters

  • Arthur Haozhe H Liu

    HPSTAR (Beijing)

  Authors

  • Arthur Haozhe H Liu

    HPSTAR (Beijing)

  • Lisa Luhong Wang Liu

    Shanghai Advanced Research in Physical Sciences

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• An ab initio study of the hydrogen-helium phase separation in the Gibbs ensemble

  ORAL

  March 4, 2024, 6:00 PM – March 4, 2024, 6:12 PM

  Presenters

  • Francois Soubiran

    CEA DAM DIF

  Authors

  • Francois Soubiran

    CEA DAM DIF

  • Etienne Jaupart

    CEA DAM-DIF

  • Christophe Winisdoerffer

    ENS Lyon

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• Charge Transport Properties of Matter Under Extreme Conditions from ab initio Molecular Dynamics

  ORAL

  March 4, 2024, 6:12 PM – March 4, 2024, 6:24 PM

  Presenters

  • Vidushi Sharma

    Los Alamos National Laboratory

  Authors

  • Vidushi Sharma

    Los Alamos National Laboratory

  • Alexander J White

    Los Alamos National Laboratory

  • Lee A Collins

    Los Alamos Natl Lab

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• Transport Coefficients of Warm Dense Matter from Kohn-Sham Density Functional Theory

  ORAL

  March 4, 2024, 6:24 PM – March 4, 2024, 6:36 PM

  Presenters

  • Cody A Melton

    Sandia National Laboratories

  Authors

  • Cody A Melton

    Sandia National Laboratories

  • Raymond C Clay

    Sandia National Laboratories

  • joshua P townsend

    Sandia National Laboratories

  • Kyle R Cochrane

    Sandia National Laboratories

  • Amanda E Dumi

    Sandia National Laboratories

  • Meghan K Lentz

    Sandia National Laboratories

  View abstract →