Precision Many-Body Physics I: Methods and Algorithms

Presentations

• Quantum Quasi-Monte Carlo Technique for Many-Body Perturbative Expansions

  ORAL

  March 16, 2021, 11:30 AM – March 16, 2021, 11:42 AM

  Presenters

  • Corentin Bertrand

    • Simons Foundation
    • Center for Computational Quantum Physics, Flatiron Institute, 162 5th Avenue, New York, NY 10010, USA

  Authors

  • Marjan Maček

    • Université Grenoble Alpes, CEA, IRIG-PHELIQS, 38000 Grenoble, France

  • Philipp Dumitrescu

    • Center for Computational Quantum Physics, Flatiron Institute
    • Simons Foundation
    • Center for Computational Quantum Physics, Flatiron Institute, 162 5th Avenue, New York, NY 10010, USA

  • Corentin Bertrand

    • Simons Foundation
    • Center for Computational Quantum Physics, Flatiron Institute, 162 5th Avenue, New York, NY 10010, USA

  • Bill Triggs

    • Laboratoire Jean Kuntzmann
    • Laboratoire Jean Kuntzmann, Université Grenoble Alpes, CNRS, 38401 Grenoble, France

  • Olivier Parcollet

    • Center for Computational Quantum Physics, Flatiron Institute
    • Center of Computational Quantum Physics, Flatiron Institute, New York City, USA
    • Center for Computational Quantum Physics, Flatiron institute
    • Simons Foundation
    • Center for Computational Quantum Physics, Flatiron Institute, 162 5th Avenue, New York, NY 10010, USA

  • Xavier Waintal

    • Univ. Grenoble Alpes, CEA, IRIG-PHELIQS, 38000 Grenoble, France
    • Université Grenoble Alpes
    • CEA Grenoble
    • Université Grenoble Alpes, CEA, IRIG-PHELIQS, 38000 Grenoble, France

  View abstract →

• Quantum Monte Carlo without random numbers

  ORAL

  March 16, 2021, 11:42 AM – March 16, 2021, 11:54 AM

  Presenters

  • Marjan Maček

    • CEA Grenoble

  Authors

  • Marjan Maček

    • CEA Grenoble

  • Philipp Dumitrescu

    • Center for Computational Quantum Physics, Flatiron Institute
    • Simons Foundation
    • Center for Computational Quantum Physics, Flatiron Institute, 162 5th Avenue, New York, NY 10010, USA

  • Corentin Bertrand

    • Simons Foundation
    • Center for Computational Quantum Physics, Flatiron Institute, 162 5th Avenue, New York, NY 10010, USA

  • Bill Triggs

    • Laboratoire Jean Kuntzmann
    • Laboratoire Jean Kuntzmann, Université Grenoble Alpes, CNRS, 38401 Grenoble, France

  • Olivier Parcollet

    • Center for Computational Quantum Physics, Flatiron Institute
    • Center of Computational Quantum Physics, Flatiron Institute, New York City, USA
    • Center for Computational Quantum Physics, Flatiron institute
    • Simons Foundation
    • Center for Computational Quantum Physics, Flatiron Institute, 162 5th Avenue, New York, NY 10010, USA

  • Xavier Waintal

    • Univ. Grenoble Alpes, CEA, IRIG-PHELIQS, 38000 Grenoble, France
    • Université Grenoble Alpes
    • CEA Grenoble
    • Université Grenoble Alpes, CEA, IRIG-PHELIQS, 38000 Grenoble, France

  View abstract →

• High-order expansion around BCS theory

  ORAL

  March 16, 2021, 11:54 AM – March 16, 2021, 12:06 PM

  Presenters

  • Félix Werner

    • Ecole Normale Superieure
    • LKB, Ecole Normale Superieure
    • LKB, Ecole Normale Supérieure

  Authors

  • Gabriele Spada

    • Ecole Normale Superieure
    • LKB, Ecole Normale Superieure
    • LKB, Ecole Normale Supérieure

  • Riccardo Rossi

    • Flatiron Institute
    • CCQ, Flatiron Institute

  • Fedor Simkovic

    • Ecole Polytechnique
    • CPHT, École Polytechnique, Palaiseau, France
    • College de France
    • CPHT, Ecole Polytechnique & Collège de France

  • Renaud Garioud

    • Ecole Polytechnique
    • CPHT, Ecole Polytechnique & Collège de France

  • Michel Ferrero

    • CPHT, École Polytechnique, Palaiseau, France
    • Ecole Polytechnique
    • CPHT, Ecole Polytechnique & Collège de France

  • Kris Van Houcke

    • Ecole Normale Superieure
    • LPENS, Ecole Normale Supérieure

  • Félix Werner

    • Ecole Normale Superieure
    • LKB, Ecole Normale Superieure
    • LKB, Ecole Normale Supérieure

  View abstract →

• Implicit renormalization approach to the problem of Cooper instability

  ORAL

  March 16, 2021, 12:06 PM – March 16, 2021, 12:18 PM

  Presenters

  • Nikolai Prokof'ev

    • University of Massachusetts Amherst

  Authors

  • Nikolai Prokof'ev

    • University of Massachusetts Amherst

  • Andrey Chubukov

    • University of Minnesota
    • University of Florida
    • Physics, University of Minnesota

  • Boris Svistunov

    • University of Massachusetts Amherst

  View abstract →

• Evaluation of arbitrary Feynman graphs via algorithmic methods.

  ORAL

  March 16, 2021, 12:18 PM – March 16, 2021, 12:30 PM

  Presenters

  • James LeBlanc

    • Memo Univ of Newfoundland

  Authors

  • James LeBlanc

    • Memo Univ of Newfoundland

  View abstract →

• Causal projection approach for imaginary-time quantum many-body simulations

  ORAL

  March 16, 2021, 12:30 PM – March 16, 2021, 12:42 PM

  Presenters

  • Mancheon Han

    • Yonsei University

  Authors

  • Mancheon Han

    • Yonsei University

  • Hyoung Joon Choi

    • Department of Physics, Yonsei University
    • Department of Physics, Yonsei University, Seoul 03722, Korea
    • Yonsei University

  View abstract →

• Exact Self-Consistent Effective Hamiltonian Theory

  ORAL

  March 16, 2021, 12:42 PM – March 16, 2021, 12:54 PM

  Presenters

  • Xindong Wang

    • Sophyics Technology, LLC

  Authors

  • Xindong Wang

    • Sophyics Technology, LLC

  • Xiao Chen

    • University of Florida
    • Department of Physics, University of Florida

  • Liqin Ke

    • Ames Laboratory
    • Ames Laboratory, U.S. Department of Energy, Ames, Iowa 50011, USA
    • Iowa State University
    • Ames Laboratory, U.S. Department of Energy

  • Hai-Ping Cheng

    • University of Florida
    • Department of Physics, Center for Molecular Magnetic Quantum Materials and Quantum Theory Project, University of Florida
    • Department of Physics, University of Florida
    • Physics, University of Florida

  • Bruce Harmon

    • Ames Laboratory, U.S. Department of Energy

  View abstract →

• Finite Temperature Auxiliary Field Quantum Monte Carlo in the Canonical Ensemble

  ORAL

  March 16, 2021, 12:54 PM – March 16, 2021, 1:06 PM

  Presenters

  • Tong Shen

    • Brown University

  Authors

  • Tong Shen

    • Brown University

  • Yuan Liu

    • Center for Ultracold Atoms, Research Laboratory of Electronics, Department of Physics, Massachusetts Institute of Technology
    • Massachusetts Institute of Technology

  • Brenda M Rubenstein

    • Brown University

  View abstract →

• DMRG Approach to Optimizing Two-Dimensional Tensor Networks

  Invited

  March 16, 2021, 1:06 PM – March 16, 2021, 1:42 PM

  Presenters

  • Katharine Hyatt

    • Simons Foundations

  Authors

  • Katharine Hyatt

    • Simons Foundations

  View abstract →

• High-Order Renormalized Perturbative Approach for Strongly-Correlated Fermions

  Invited

  March 16, 2021, 1:42 PM – March 16, 2021, 2:18 PM

  Presenters

  • Riccardo Rossi

    • Flatiron Institute
    • CCQ, Flatiron Institute

  Authors

  • Riccardo Rossi

    • Flatiron Institute
    • CCQ, Flatiron Institute

  • Fedor Simkovic

    • Ecole Polytechnique
    • CPHT, École Polytechnique, Palaiseau, France
    • College de France
    • CPHT, Ecole Polytechnique & Collège de France

  • Gabriele Spada

    • Ecole Normale Superieure
    • LKB, Ecole Normale Superieure
    • LKB, Ecole Normale Supérieure

  • Renaud Garioud

    • Ecole Polytechnique
    • CPHT, Ecole Polytechnique & Collège de France

  • Kris Van Houcke

    • LPS, Ecole Normale Superieure

  • Michel Ferrero

    • CPHT, École Polytechnique, Palaiseau, France
    • Ecole Polytechnique
    • CPHT, Ecole Polytechnique & Collège de France

  • Félix Werner

    • Ecole Normale Superieure
    • LKB, Ecole Normale Superieure
    • LKB, Ecole Normale Supérieure

  View abstract →

• Solving the Bethe–Salpeter equation with exponential convergence

  ORAL

  March 16, 2021, 2:18 PM – March 16, 2021, 2:30 PM

  Presenters

  • Markus Wallerberger

    • Department of Solid State Physics, Vienna Univ of Technology

  Authors

  • Markus Wallerberger

    • Department of Solid State Physics, Vienna Univ of Technology

  • Hiroshi Shinaoka

    • Department of Physics, Saitama University

  • Anna Kauch

    • Institut für Festkörperphysik, TU Wien
    • Solid State Physics, TU Wien
    • Department of Solid State Physics, Vienna Univ of Technology

  View abstract →