Quantum Many-Body Systems and Methods II

Presentations

• SmoQyDQMC.jl: A flexible implementation of determinant quantum Monte Carlo for Hubbard and electron-phonon models

  ORAL

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

  Presenters

  • Benjamin Cohen-Stead

    University of Tennessee Knoxville

  Authors

  • Benjamin Cohen-Stead

    University of Tennessee Knoxville

  • Richard T Scalettar

    University of California, Davis

  • Kipton Barros

    Los Alamos Natl Lab, Los Alamos National Laboratory

  • Steven S Johnston

    University of Tennessee

  View abstract →

• A Hybrid Quantum-Classical Method for Electron-Phonon Systems

  ORAL

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

  Publication: Denner, M.M., Miessen, A., Yan, H. et al. A hybrid quantum-classical method for electron-phonon systems. Commun Phys 6, 233 (2023).

  Presenters

  • Haoran Yan

    Department of Chemistry, Emory University, Atlanta, GA, 30322, USA

  Authors

  • Haoran Yan

    Department of Chemistry, Emory University, Atlanta, GA, 30322, USA

  • Yao Wang

    Emory University, Department of Chemistry, Emory University, Atlanta, GA, 30322, USA, Clemson University

  • Michael M Denner

    Department of Physics, University of Zurich, Winterthurerstrasse 190, 8057, Zurich, Switzerland

  • Titus M Neupert

    Department of Physics, University of Zurich, Winterthurerstrasse 190, 8057, Zurich, Switzerland

  • Alexander Miessen

    IBM Quantum, IBM Research – Zurich, 8803, Rüschlikon, Switzerland

  • Ivano Tavernelli

    IBM Research - Zurich, IBM Quantum, IBM Research – Zurich, 8803, Rüschlikon, Switzerland

  • Eugene Demler

    ETH, ETH Zurich, ETH Zürich, Institute for Theoretical Physics, ETH Zürich, 8093, Zürich, Switzerland

  View abstract →

• Identifying Su-Schrieffer-Heeger electron-phonon coupling in Resonant inelastic X-ray scattering experiments

  ORAL

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

  Presenters

  • Debshikha Banerjee

    University of Tennessee Knoxville, University of Tennessee. Knoxville

  Authors

  • Debshikha Banerjee

    University of Tennessee Knoxville, University of Tennessee. Knoxville

  • Jinu Thomas

    University of Tennessee

  • Alberto Nocera

    University of British Columbia

  • Steven S Johnston

    University of Tennessee

  View abstract →

• Many-body dispersion interactions using Wannier functions with an application to 2D materials.

  ORAL

  March 6, 2024, 4:36 PM – March 6, 2024, 4:48 PM

  Presenters

  • Thi Xuan Diem Dang

    University of South Florida

  Authors

  • Thi Xuan Diem Dang

    University of South Florida

  • Dai Nam Le

    University of South Florida

  • Lilia M Woods

    University of South Florida

  View abstract →

• Representation of single-reference expansions of ground states of small two-dimensional cluster treated with the Hubbard model using superpositions of tree-tensor networks

  ORAL

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

  Presenters

  • Dominic Bergeron

    Université de Sherbrooke

  Authors

  • Dominic Bergeron

    Université de Sherbrooke

  View abstract →

• Density Matrix Renormalization Group on distributed GPUs

  ORAL

  March 6, 2024, 5:00 PM – March 6, 2024, 5:12 PM

  Presenters

  • Hongwei Chen

    Northeastern University

  Authors

  • Hongwei Chen

    Northeastern University

  • Luhang Yang

    SLAC

  • Cheng Peng

    SLAC, SLAC National Accelerator Laboratory, SLAC - National Accelerator Laboratory, SLAC National Laboratory

  • Mark Jimenez

    SLAC National Accelerator Laboratory

  • Joshua J Turner

    SLAC - National Accelerator Laboratory

  • Adrian E Feiguin

    Northeastern Univ

  View abstract →

• ANTN:Bridging Autoregressive Neural Networks and Tensor Networks for Quantum Many-Body Simulation

  ORAL

  March 6, 2024, 5:12 PM – March 6, 2024, 5:24 PM

  Publication: https://arxiv.org/abs/2304.01996
  https://neurips.cc/virtual/2023/poster/70347

  Presenters

  • Zhuo Chen

    Massachusetts Institute of Technology

  Authors

  • Zhuo Chen

    Massachusetts Institute of Technology

  • Laker Newhouse

    Massachusetts Institute of Technology

  • Eddie Chen

    Massachusetts Institute of Technology

  • Di Luo

    Massachusetts Institute of Technology

  • Marin Soljacic

    Massachusetts Institute of Technology, MIT

  View abstract →

• Projected Krylov Approach for Efficient Matrix Product State Based Computation of Real-frequency Spectral Functions

  ORAL

  March 6, 2024, 5:24 PM – March 6, 2024, 5:36 PM

  Publication: We are in the process of preparing a preprint (not available online at this moment).

  Presenters

  • Oleksandra Kovalska

    Ludwig Maximilian University of Munich

  Authors

  • Oleksandra Kovalska

    Ludwig Maximilian University of Munich

  • Andreas Gleis

    LMU Munich

  • Jan von Delft

    Ludwig-Maximilians-Universitaet (LMU-Mun

  View abstract →

• Improved real-space parallelizable matrix-product state compression and its application to unitary quantum dynamics simulation

  ORAL

  March 6, 2024, 5:36 PM – March 6, 2024, 5:48 PM

  Presenters

  • Rongyang Sun

    RIKEN

  Authors

  • Rongyang Sun

    RIKEN

  • Tomonori Shirakawa

    RIKEN, RIKEN R-CCS

  • Seiji Yunoki

    RIKEN, RIKEN R-CCS

  View abstract →

• Locality Error Free Effective Core Potentials for 3d Transition Metal Elements Developed for the Diffusion Monte Carlo Method

  ORAL

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

  Publication: https://arxiv.org/abs/2310.08238

  Presenters

  • Tomohiro Ichibha

    Japan Advanced Institute of Science and Technology, Oak Ridge National Laboratory

  Authors

  • Tomohiro Ichibha

    Japan Advanced Institute of Science and Technology, Oak Ridge National Laboratory

  View abstract →

• A new generation of effective core potentials: selected lanthanides and heavy elements

  ORAL

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

  Publication: A new generation of effective core potentials: selected lanthanides and heavy elements

  Presenters

  • Benjamin E Kincaid

    North Carolina State University

  Authors

  • Benjamin E Kincaid

    North Carolina State University

  View abstract →

• Backflow Corrections of Green's Functions: Benchmarks on the Two-dimensional Fermi-Hubbard-type Model

  ORAL

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

  Publication: https://doi.org/10.48550/arXiv.2308.11823

  Presenters

  • Xiao Liang

    Pittsburgh Supercomput Ctr

  Authors

  • Xiao Liang

    Pittsburgh Supercomput Ctr

  View abstract →

• The unimportance of memory for the time non-local components of the Kadanoff-Baym equations

  ORAL

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

  Publication: Unimportance of memory for the time nonlocal components of the Kadanoff-Baym equations, https://doi.org/10.1103/PhysRevB.108.115152

  Presenters

  • Cian C Reeves

    University of California, Santa Barbara

  Authors

  • Cian C Reeves

    University of California, Santa Barbara

  • Vojtech Vlcek

    University of California, Santa Barbara

  • Yuanran Zhu

    Lawrence Berkeley national lab

  • Chao Yang

    Lawrence Berkeley Laboratory, Lawrence Berkeley National Laboratory, Lawrence Berkeley national lab

  View abstract →

• Ensemble optimization of excited states in variational Monte Carlo

  ORAL

  March 6, 2024, 6:36 PM – March 6, 2024, 6:48 PM

  Presenters

  • William A Wheeler

    University of Illinois at Urbana-Champaign

  Authors

  • William A Wheeler

    University of Illinois at Urbana-Champaign

  • Kevin G Kleiner

    University of Illinois at Urbana-Champaign, Department of Physics, University of Illinois at Urbana-Champaign, Urbana, Illinois 61801, USA

  • Lucas K Wagner

    University of Illinois at Urbana-Champaign, Department of Physics, University of Illinois at Urbana-Champaign, Urbana, Illinois 61801, USA, University of Illinois at Urbana-Champaign.

  View abstract →