Precision Many-Body Physics I: Methods and Algorithms

Presentations

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

  ORAL

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

  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

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• Quantum Monte Carlo without random numbers

  ORAL

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

  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

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• High-order expansion around BCS theory

  ORAL

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

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• Implicit renormalization approach to the problem of Cooper instability

  ORAL

  March 16, 2021, 1:06 PM – March 16, 2021, 1:18 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

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• Evaluation of arbitrary Feynman graphs via algorithmic methods.

  ORAL

  March 16, 2021, 1:18 PM – March 16, 2021, 1:30 PM

  Presenters

  • James LeBlanc

    Memo Univ of Newfoundland

  Authors

  • James LeBlanc

    Memo Univ of Newfoundland

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

  ORAL

  March 16, 2021, 1:30 PM – March 16, 2021, 1:42 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

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• Exact Self-Consistent Effective Hamiltonian Theory

  ORAL

  March 16, 2021, 1:42 PM – March 16, 2021, 1:54 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

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

  ORAL

  March 16, 2021, 1:54 PM – March 16, 2021, 2:06 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

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• DMRG Approach to Optimizing Two-Dimensional Tensor Networks

  Invited

  March 16, 2021, 2:06 PM – March 16, 2021, 2:42 PM

  Presenters

  • Katharine Hyatt

    Simons Foundations

  Authors

  • Katharine Hyatt

    Simons Foundations

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

  Invited

  March 16, 2021, 2:42 PM – March 16, 2021, 3:18 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

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• Solving the Bethe–Salpeter equation with exponential convergence

  ORAL

  March 16, 2021, 3:18 PM – March 16, 2021, 3:30 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

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