Precision Many-Body Physics IV: Algorithms for Correlated States

Presentations

• Unusual Energy Spectra of Matrix Product States (Precision Many Body Physics Focus session)

  ORAL · Invited

  March 19, 2026, 3:30 PM – March 19, 2026, 4:06 PM

  Publication: J Maxwell Silvester, Giuseppe Carleo, Steven R White, "Unusual energy spectra of matrix product states", Physical Review Letters
  134, 126503 (2025).

  Presenters

  • Steven Robert White

    • University of California, Irvine

  Authors

  • Steven Robert White

    • University of California, Irvine

  • Joseph (Max) R Silvester

    • UC Irvine

  • Giuseppe Carleo

    • Ecole Polytechnique Federale de Lausanne
    • EPFL

  View abstract →

• Scaling up the transcorrelated density matrix renormalization group

  ORAL

  March 19, 2026, 4:06 PM – March 19, 2026, 4:18 PM

  Publication: Published in Physics Review B: https://doi.org/10.1103/nzrt-l2j1

  Presenters

  • Benjamin C Corbett

    • University of New Mexico

  Authors

  • Benjamin C Corbett

    • University of New Mexico

  • Akimasa Miyake

    • University of New Mexico

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• Neuralized Fermionic Tensor Networks for Quantum Many-Body Systems

  ORAL

  March 19, 2026, 4:18 PM – March 19, 2026, 4:30 PM

  Publication: arXiv:2506.08329

  Presenters

  • Sijing Du

    • Caltech

  Authors

  • Sijing Du

    • Caltech

  • Garnet Kin-Lic K Chan

    • California Institute of Technology
    • Caltech

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• Automated Fermionic signs in tensor networks via Z₂ graded tensors

  ORAL

  March 19, 2026, 4:30 PM – March 19, 2026, 4:42 PM

  Presenters

  • Andreas Weichselbaum

    • Brookhaven National Laboratory (BNL)

  Authors

  • Andreas Weichselbaum

    • Brookhaven National Laboratory (BNL)

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• Inchworm tensor train hybridization expansion quantum impurity solver

  ORAL

  March 19, 2026, 4:42 PM – March 19, 2026, 4:54 PM

  Publication: Yu, Yang, André Erpenbeck, Dominika Zgid, Guy Cohen, Olivier Parcollet, and Emanuel Gull. "Inchworm tensor train hybridization expansion quantum impurity solver." Physical Review B 112, no. 8 (2025): 085120.

  Presenters

  • Yang Yu

    • University of Michigan

  Authors

  • Yang Yu

    • University of Michigan

  • André Erpenbeck

    • University of Georgia
    • UGA

  • Dominika Zgid

    • University of Michigan

  • Guy Cohen

    • Tel Aviv University

  • Olivier P Parcollet

    • Simons Foundation (Flatiron Institute)

  • Emanuel C Gull

    • University of Michigan & University of Warsaw
    • University of Michigan

  View abstract →

• Complex Pole Representation in Frequency and Its Applications to Many-Body Problems

  ORAL

  March 19, 2026, 4:54 PM – March 19, 2026, 5:06 PM

  Publication: [1] L. Zhang, E. Gull, Phys. Rev. B 110, 035154 (2024)
  
  [2] L. Zhang, Y. Yu, E. Gull, Phys. Rev. B 110, 235131 (2024)
  
  [3] D. Gazizova, L. Zhang, E. Gull, J.-P. F. LeBlanc, Phys. Rev. B 110, 075158 (2024)
  
  [4] L. Zhang, A. Erpenbeck, Y. Yu, E. Gull, J. Chem. Phys. 162, 21 (2025)

  Presenters

  • Lei Zhang

    • University of Michigan

  Authors

  • Lei Zhang

    • University of Michigan

  • Yang Yu

    • University of Michigan

  • Daria Gazizova

    • Memorial University of Newfoundland

  • Andre Erpenbeck

    • University of Michigan
    • University of Georgia

  • James LeBlanc

    • Memorial University of Newfoundland

  • Emanuel C Gull

    • University of Michigan & University of Warsaw
    • University of Michigan

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• Tensor network methods applied to the computation kernel approach for diagrammatic expansions

  ORAL

  March 19, 2026, 5:06 PM – March 19, 2026, 5:18 PM

  Publication: Physical Review B 112 (3), 035172

  Presenters

  • James P.F. LeBlanc

    • Memorial University of Newfoundland

  Authors

  • James P.F. LeBlanc

    • Memorial University of Newfoundland

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• Machine learning for Green's function methods

  ORAL

  March 19, 2026, 5:18 PM – March 19, 2026, 5:30 PM

  Presenters

  • Piotr S Łukawski

    • University of Warsaw

  Authors

  • Piotr S Łukawski

    • University of Warsaw

  • Jianhao Li

    • University of Michigan

  • Munkhorgil Wang

    • University of Michigan

  • Emanuel C Gull

    • University of Michigan & University of Warsaw
    • University of Michigan

  • Dominika Zgid

    • University of Michigan

  View abstract →

• Neural operator-based self-learning hybrid Monte Carlo studies of electron-phonon coupled Hamiltonians

  ORAL

  March 19, 2026, 5:30 PM – March 19, 2026, 5:42 PM

  Presenters

  • Philip M Dee

    • Oak Ridge National Laboratory

  Authors

  • Philip M Dee

    • Oak Ridge National Laboratory

  • Benjamin Cohen-Stead

    • University of Tennessee

  • Steven S. Johnston

    • University of Tennessee

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• Path-integral Monte Carlo estimator for the dipole polarizability of quantum plasmas

  ORAL

  March 19, 2026, 5:42 PM – March 19, 2026, 5:54 PM

  Publication: Path-integral Monte Carlo estimator for the dipole polarizability of quantum plasmas (in preparation)

  Presenters

  • Juha Tiihonen

    • Tampere University

  Authors

  • Juha Tiihonen

    • Tampere University

  • David T Garcia

    • Tampere University

  • Tapio T Rantala

    • Tampere University

  • Marco Ornigotti

    • Tampere University

  View abstract →

• Linear Canonical-Ensemble Quantum Monte Carlo for Dilute Correlated Fermions

  ORAL

  March 19, 2026, 5:54 PM – March 19, 2026, 6:06 PM

  Presenters

  • Xiao Yan Xu

    • Shanghai Jiao Tong Univ

  Authors

  • Tu Hong

    • Shanghai Jiao Tong Univ

  • Kun Chen

    • Institute of Theoretical Physics, Chinese Academy of Sciences

  • Xiao Yan Xu

    • Shanghai Jiao Tong Univ

  View abstract →