Quantum Many-Body Systems and Methods II

Presentations

• Numerical Investigation of the J₁-J_χ Model on the Heavy-Hexagonal Lattice

  Oral-In-person

  March 19, 2026, 12:00 PM – March 19, 2026, 12:12 PM

  Presenters

  • Jinsheng Li

    • UC Berkeley

  Authors

  • Jinsheng Li

    • UC Berkeley

  • Sajant Anand

    • Harvard University

  • Gabriel Woolls

  • Shahin Jahanbani

    • University of California, Berkeley

  • Michael Zaletel

    • University of California, Berkeley

  View abstract →

• Interacting Quantum Trajectories in Multidimensional Systems

  Oral-In-person

  March 19, 2026, 12:12 PM – March 19, 2026, 12:24 PM

  Presenters

  • Richard Lombardini

    • St. Mary's University

  Authors

  • Richard Lombardini

    • St. Mary's University

  • Jeremy Maddox

  • Bill Poirier

    • University of Vermont

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• Efficiently calculating the Luttinger liquid parameter with crosscap states in incommensurate phases

  Oral-In-person

  March 19, 2026, 12:24 PM – March 19, 2026, 12:36 PM

  Publication: Losey, T., Zhang, J., & Tsai, S.-W. (2025). Calculating the Luttinger liquid parameter for an interacting Kitaev chain quantum simulator. arXiv preprint arXiv:2510.19189.
  Tan, B. Y., Zhang, Y., Zhang, H. C., Tang, W., Wang, L., Tu, H. H., & Wu, Y. H. (2025). Extracting the Luttinger parameter from a single wave function. Physical Review Letters, 134(7), 076501.
  Losey, T., Candido, D. R., Zhang, J., Meurice, Y., Flatté, M. E., & Tsai, S.-W. (2024). Quantum simulation of the spin-1/2 XYZ model using solid-state spin centers. Editor's Suggestions, Physical Review B, 110(1), 014413.

  Presenters

  • Troy Losey

    • University of California, Riverside

  Authors

  • Troy Losey

    • University of California, Riverside

  • Jin Zhang

  • Shan-Wen Tsai

    • University of California, Riverside

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• Decomposing interaction length scales in the Aubry-Andre-Hubbard model

  Oral-In-person

  March 19, 2026, 12:36 PM – March 19, 2026, 12:48 PM

  Publication: Decomposing length scales in the Aubry-Andre-Hubbard modeld, Dmitry Manning-Coe and Barry Bradlyn (forthcoming).

  Presenters

  • Dmitry Manning-Coe

    • University of Illinois at Urbana-Champaign

  Authors

  • Dmitry Manning-Coe

    • University of Illinois at Urbana-Champaign

  • Barry Bradlyn

    • University of Illinois at Urbana-Champaign

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• Clifford-Enhanced Matrix Product States: A Classical Path for Scalable Quantum State Simulations

  Oral-In-person

  March 19, 2026, 12:48 PM – March 19, 2026, 1:00 PM

  Publication: M Maronese, F Ferrari, M Vandelli, D Dragoni, arXiv preprint arXiv:2506.13605 (2025).

  Presenters

  • Marco Maronese

    • Leonardo S.p.A.

  Authors

  • Marco Maronese

    • Leonardo S.p.A.

  • Matteo Vandelli

  • Francesco Ferrari

  • Daniele Dragoni

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• Investigating water-surface interactions using coupled cluster theory

  Oral-In-person · Withdrawn

  March 19, 2026, 1:00 PM – March 19, 2026, 1:12 PM

  Presenters

  • Tina Mihm

    • Michigan State Univeristy

  Authors

  • Tina Mihm

    • Michigan State Univeristy

  • Tobias Schäfer

  • Andreas Grüneis

  • James Shepherd

    • Michigan State University

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• Expressibility of Tensor Network States for 2D Free Fermion Systems

  Oral-In-person

  March 19, 2026, 1:12 PM – March 19, 2026, 1:24 PM

  Presenters

  • William Musk

    • University of Pittsburgh

  Authors

  • William Musk

    • University of Pittsburgh

  • Zhehao Dai

  • Pok Man Tam

    • Princeton University

  • Kang Wang

    • Department of Physics and Astronomy, University of Pittsburg

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• Modified uniform density exchange-approximation for finite electron systems

  Oral-In-person

  March 19, 2026, 1:24 PM – March 19, 2026, 1:36 PM

  Presenters

  • Pushpika Dimuthu Muthunayakage

    • University of Texas at El Paso

  Authors

  • Pushpika Dimuthu Muthunayakage

    • University of Texas at El Paso

  • Kushantha Withanage

    • The University of Texas at El Paso

  • Mark Pederson

    • University of Texas at El Paso

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• A new perspective on tensor-network contractions

  Oral-In-person

  March 19, 2026, 1:36 PM – March 19, 2026, 1:48 PM

  Presenters

  • Seishiro Ono

    • Univ of Tokyo

  Authors

  • Seishiro Ono

    • Univ of Tokyo

  • Yan-Bai Zhang

  • Hoi Chun Po

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• Improving neural network performance for solving quantum sign structure

  Oral-In-person

  March 19, 2026, 1:48 PM – March 19, 2026, 2:00 PM

  Publication: https://journals.aps.org/prb/abstract/10.1103/fqxr-r8vw

  Presenters

  • Xiaowei Ou

    • Yale University

  Authors

  • Xiaowei Ou

    • Yale University

  • Tianshu Huang

    • Yale University

  • Vidvuds Ozolins

    • Yale University

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• Fast mixing of operator-loop path-integral quantum Monte Carlo for stoquastic XY Hamiltonians

  Oral-In-person

  March 19, 2026, 2:00 PM – March 19, 2026, 2:12 PM

  Publication: https://arxiv.org/abs/2509.21683

  Presenters

  • Sankara Sai Chaithanya Rayudu

    • University of New Mexico

  Authors

  • Sankara Sai Chaithanya Rayudu

    • University of New Mexico

  • Jun Takahashi

    • ISSP, University of Tokyo

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• Separating Matter and Gauge Fields: An Efficient Tensor Network Construction for Lattice Gauge Theories

  Oral-In-person

  March 19, 2026, 2:12 PM – March 19, 2026, 2:24 PM

  Presenters

  • David Rogerson

    • Rutgers University

  Authors

  • David Rogerson

    • Rutgers University

  • Joao Barata

    • CERN

  • Robert Konik

    • Brookhaven National Laboratory (BNL)

  • Raju Venugopalan

    • Brookhaven National Laboratory (BNL)

  • Ananda Roy

    • Rutgers University

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• Neural Quantum State Prediction of Paired Molecular Wigner Crystal in Honeycomb Moiré

  Oral-In-person · Withdrawn

  March 19, 2026, 2:24 PM – March 19, 2026, 2:36 PM

  Presenters

  • Conor Smith

    • Flatiron Institute

  Authors

  • Conor Smith

    • Flatiron Institute

  • Yubo Yang

    • Hofstra University

  • Zhou-Quan Wan

    • Flatiron Institute

  • Yixiao Chen

    • Princeton University

  • Miguel Morales

    • Simons Foundation (Flatiron Institute)

  • Shiwei Zhang

    • Simons Foundation (Flatiron Institute)

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• Using a one-dimensional lattice to model a finite temperature Wigner crystallization.

  Oral-In-person

  March 19, 2026, 2:36 PM – March 19, 2026, 2:48 PM

  Presenters

  • Gabriel Smith

    • Michigan State University

  Authors

  • Gabriel Smith

    • Michigan State University

  • James Shepherd

    • Michigan State University

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• An Iterative Dynamic Algorithm for Active Space Selection using Self-Healing Diffusion Monte Carlo

  Oral-In-person

  March 19, 2026, 2:48 PM – March 19, 2026, 3:00 PM

  Presenters

  • Nicole Spanedda

    • Oak Ridge National Laboratory

  Authors

  • Nicole Spanedda

    • Oak Ridge National Laboratory

  • Jaron Krogel

    • Oak Ridge National Laboratory

  • Fernando Reboredo

    • Oak Ridge National Laboratory

  View abstract →