Chemistry and Transport at High Pressure

Presentations

• Prediction and synthesis of Mg4Pt3H6: A superconducting complex transition metal hydride stabilized at ambient pressure

  ORAL

  March 19, 2026, 8:00 AM – March 19, 2026, 8:12 AM

  Publication: Lu, Wencheng, et al. "Prediction and synthesis of Mg4Pt3H6: A superconducting complex transition metal hydride stabilized at ambient pressure." Physical Review B 112.9 (2025): 094513.

  Presenters

  • Wencheng Lu

    • Carnegie Inst of Washington
    • Earth and Planets and Laboratory, Carnegie Institution for Science

  Authors

  • Wencheng Lu

    • Carnegie Inst of Washington
    • Earth and Planets and Laboratory, Carnegie Institution for Science

  • michael J hutcheon

    • Theory of Condensed Matter Group, Cavendish Laboratory, J. J. Thomson Avenue, Cambridge CB3 0HE, United Kingdom

  • Mads Hansen

    • Earth and Planets and Laboratory, Carnegie Institution for Science

  • Kapildeb Dolui

    • Department of Materials Science and Metallurgy, University of Cambridge, 27 Charles Babbage Road, Cambridge, CB3 0FS, UK

  • Shubham Sinha

    • University of Florida
    • Earth and Planets and Laboratory, Carnegie Institution for Science

  • Mihir Kumar Sahoo

    • 5Institute of Theoretical and Computational Physics, Graz University of Technology

  • Chris J Pickard

    • University of Cambridge

  • Christoph Heil

    • Graz University of Technology

  • Anna Pakhomova

    • European Synchrotron Radiation Facility

  • Mohamed Mezouar

    • ESRF

  • Dominik Daisenberger

    • Diamond Light Source

  • Stella Chariton

    • The University of Chicago (GSECARS)

  • Vitali Prakapenka

    • University of Chicago

  • Matthew Julian

    • Enterprise Science Fund, Intellectual Ventures, 3150 139th Ave SE, Bellevue, WA, 98005, USA
    • Intellectual Ventures Management, LLC

  • Rohit P Prasankumar

    • Intellectual Ventures Management, LLC

  • Timothy A A Strobel

    • Carnegie Inst of Washington
    • Carnegie institution for science, Washington, D.C 20015, USA

  View abstract →

• X-ray Diffraction and Electrical Transport Imaging of Superconducting Superhydride (La,Y)H₁₀

  ORAL

  March 19, 2026, 8:12 AM – March 19, 2026, 8:24 AM

  Publication: A. H. M. Marathamkottil, K. Wang, N. P. Salke, M. Ahart, A. C. Mark, R. Hrubiak, S. Chariton, D. Smith, V. B. Prakapenka, M. Somayazulu, and R. J. Hemley, "X-ray Diffraction and Electrical Transport Imaging of Superconducting Superhydride (La,Y)H₁₀," arXiv:2507.18831 (2025), accepted for publication in Nat. Commun.

  Presenters

  • Abdul Haseeb Manayil Marathamkottil

    • University of Illinois at Chicago

  Authors

  • Abdul Haseeb Manayil Marathamkottil

    • University of Illinois at Chicago

  • Kui Wang

    • University of Illinois at Chicago

  • Nilesh P. Salke

    • University of Illinois at Chicago

  • Muhtar Ahart

    • University of Illinois Chicago

  • Alexander C Mark

    • University of Illinois at Chicago

  • Rostislav Hrubiak

    • Argonne National Laboratory

  • Stella Chariton

    • The University of Chicago (GSECARS)

  • Dean Smith

    • HPCAT, X-ray Science Division, Argonne National Laboratory

  • Vitali Prakapenka

    • University of Chicago

  • Maddury S Somayazulu

    • Argonne National Laboratory

  • Nenad Velisavljevic

    • Lawrence Livermore National Laboratory

  • Russell J Hemley

    • University of Illinois at Chicago

  View abstract →

• Superconductivity in Ruddlesden-Popper nickel oxides

  ORAL

  March 19, 2026, 8:24 AM – March 19, 2026, 8:36 AM

  Publication: X. Chen, E.H.T. Poldi, S. Huyan, R. Chapai, H. Zheng, S.L. Bud'ko, U. Welp, P.C. Canfield, R.J. Hemley, J.F. Mitchell and D. Phelan. "Low fractional volume superconductivity in Pr4Ni3O10 single crystals under pressure". Phys. Rev. B. 111, 094525 (2025).

  Presenters

  • Eduardo Poldi

    • University of Illinois at Chicago

  Authors

  • Eduardo Poldi

    • University of Illinois at Chicago

  • Xinglong Chen

    • Argonne National Laboratory

  • Hong Zheng

    • Argonne National Laboratory

  • Ulrich Welp

    • Argonne National Laboratory

  • Russell J Hemley

    • University of Illinois at Chicago

  • John F Mitchell

    • Argonne National Laboratory

  • Daniel Phelan

    • Argonne National Laboratory
    • Materials Science Division, Argonne National Laboratory, Lemont, IL 60439, USA

  View abstract →

• Synthesis and Characterization of the Possible MgB2-like Superconductor MgBC

  ORAL

  March 19, 2026, 8:36 AM – March 19, 2026, 8:48 AM

  Presenters

  • Rian Reichel

    • Carnegie Institution of Washington

  Authors

  • Rian Reichel

    • Carnegie Institution of Washington

  • Timothy A A Strobel

    • Carnegie Inst of Washington
    • Carnegie institution for science, Washington, D.C 20015, USA

  • Shubham Sinha

    • University of Florida
    • Earth and Planets and Laboratory, Carnegie Institution for Science

  • Wencheng Lu

    • Carnegie Inst of Washington
    • Earth and Planets and Laboratory, Carnegie Institution for Science

  • michael J hutcheon

    • Theory of Condensed Matter Group, Cavendish Laboratory, J. J. Thomson Avenue, Cambridge CB3 0HE, United Kingdom

  • Pedro P Ferreira

    • Graz University of Technology

  • Christoph Heil

    • Graz University of Technology

  • Matthew Julian

    • Enterprise Science Fund, Intellectual Ventures, 3150 139th Ave SE, Bellevue, WA, 98005, USA
    • Intellectual Ventures Management, LLC

  • Rohit P Prasankumar

    • Intellectual Ventures Management, LLC

  View abstract →

• Enhanced superconductivity in highly compressed vanadium driven by dynamical screened Coulomb interaction

  ORAL

  March 19, 2026, 8:48 AM – March 19, 2026, 9:00 AM

  Publication: Kui Wang, Yu Du, Yinqi Chen, Russell J. Hemley, Hanyu Liu*, Hongbo Wang*, Enhanced Superconductivity in Highly Compressed Vanadium Driven by Dynamical Electron-Electron Interactions, will be submitted to Physical Review Letters.

  Presenters

  • Kui Wang

    • University of Illinois at Chicago

  Authors

  • Kui Wang

    • University of Illinois at Chicago

  • Yu Du

    • Jilin University

  • Yinqi Chen

    • Jilin University

  • Hongbo Wang

    • Jilin University

  • Hanyu Liu

    • Jilin University

  • Russell J Hemley

    • University of Illinois at Chicago

  View abstract →

• Diamond-like incompressibility coexisting with superconductivity in a cluster Mott system

  ORAL

  March 19, 2026, 9:00 AM – March 19, 2026, 9:12 AM

  Publication: The results will be submitted for publication shortly

  Presenters

  • Yuejian Wang

    • Oakland University

  Authors

  • Yuejian Wang

    • Oakland University

  View abstract →

• Measurements of record high T_c superconductivity in cuprates under pressure

  ORAL

  March 19, 2026, 9:12 AM – March 19, 2026, 9:24 AM

  Presenters

  • Alexander C Mark

    • University of Illinois at Chicago

  Authors

  • Alexander C Mark

    • University of Illinois at Chicago

  • David Rodriguez

    • University of Illinois Chicago

  • David Gonzalez Arevalo

    • University of Illinois at Chicago

  • Huu T Do

    • Duy Tan University
    • Institute of Theoretical and Application Research

  • Nguyen K Man

    • Hanoi University of Science and Technology

  • Daniel Phelan

    • Argonne National Laboratory

  • Russell J Hemley

    • University of Illinois at Chicago

  View abstract →

• Abstract Withdrawn

  ORAL · Withdrawn

  March 19, 2026, 9:24 AM – March 19, 2026, 9:36 AM

  View abstract →

• Superhydride Synthesis Study by Machine Learning Potential Molecular Dynamics

  ORAL

  March 19, 2026, 9:36 AM – March 19, 2026, 9:48 AM

  Publication: R. Sato et al., PNAS, 122, e2413480122, (2025).

  Presenters

  • Ryuhei Sato

    • Univ of Tokyo

  Authors

  • Ryuhei Sato

    • Univ of Tokyo

  • Peter Cooke

    • Univ. of Cambridge

  • Lewis J Conway

    • Univ of Cambridge

  • Di Zhang

    • Tohoku Univ.

  • Chris J Pickard

    • University of Cambridge

  • Kartik Sau

    • Tohoku Univ.

  • Kazuto Akagi

    • Tohoku Univ.

  • Shin-ichi Orimo

    • Tohoku Univ.

  View abstract →

• The Influence of Si, C, and S on the Structure and Dynamics of Liquid Fe-Ni Alloys Under High Pressure

  ORAL

  March 19, 2026, 9:48 AM – March 19, 2026, 10:00 AM

  Presenters

  • David J Gonzalez

    • University de Valladolid

  Authors

  • David J Gonzalez

    • University de Valladolid

  • Luis E Gonzalez

    • Universidad de Valladolid

  • Beatriz G del Rio

    • Universidad de Valladolid

  View abstract →

• Reactions of abiogenic hydrocarbons in supercritical fluids under Earth's upper mantle conditions

  ORAL

  March 19, 2026, 10:00 AM – March 19, 2026, 10:12 AM

  Publication: arXiv:2506.13350

  Presenters

  • Ding Pan

    • The Hong Kong University of Science and Technology (HKUST)

  Authors

  • Ding Pan

    • The Hong Kong University of Science and Technology (HKUST)

  View abstract →

• Ab initio phase diagram of thorium

  ORAL

  March 19, 2026, 10:12 AM – March 19, 2026, 10:24 AM

  Presenters

  • Daniel A Rehn

    • Los Alamos National Laboratory (LANL)
    • Los Alamos National Laboratory

  Authors

  • Daniel A Rehn

    • Los Alamos National Laboratory (LANL)
    • Los Alamos National Laboratory

  • Leonid Burakovsky

    • Los Alamos National Laboratory

  View abstract →

• Pressure-induced Bond Symmetrization in HgNCN

  ORAL

  March 19, 2026, 10:24 AM – March 19, 2026, 10:36 AM

  Presenters

  • Dawson Smith

    • Northwestern University

  Authors

  • Dawson Smith

    • Northwestern University

  • Peter Willis Voorhees

    • Northwestern University

  • James M Rondinelli

    • Northwestern University

  • Faye Liu

    • Berkeley

  View abstract →

• The liquid-liquid phase transition of dense hydrogen using machine-learned interatomic potentials trained on quantum-monte carlo data

  ORAL

  March 19, 2026, 10:36 AM – March 19, 2026, 10:48 AM

  Presenters

  • Shubhang Goswami

    • University of Illinois at Urbana-Champaign

  Authors

  • Shubhang Goswami

    • University of Illinois at Urbana-Champaign

  • Hongwei Niu

    • Harbin Institute of Technology

  • Scott Jensen

    • University of Illinois at Urbana-Champaign

  • Yubo Yang

    • Hofstra University
    • Simons Foundation (Flatiron Institute)

  • Ilnur Saitov

    • University of L'Aquila

  • Mathieu Istas

    • CNRS

  • Markus Holzmann

    • CNRS
    • LPMMC, CNRS and Université Grenoble Alpes

  • CARLO PIERLEONI

    • Univ of L'Aquila

  • David M Ceperley

    • University of Illinois at Urbana-Champaign

  View abstract →