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, 3:00 PM – March 4, 2024, 3:36 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

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

  ORAL

  March 4, 2024, 3:36 PM – March 4, 2024, 3:48 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, 3:48 PM – March 4, 2024, 4:00 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, 4:00 PM – March 4, 2024, 4:12 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, 4:12 PM – March 4, 2024, 4:24 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, 4:24 PM – March 4, 2024, 4:36 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, 4:36 PM – March 4, 2024, 4:48 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, 4:48 PM – March 4, 2024, 5:00 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, 5:00 PM – March 4, 2024, 5:12 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, 5:12 PM – March 4, 2024, 5:24 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, 5:24 PM – March 4, 2024, 5:36 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 →