Quantum Embedding: Methods and Models

Presentations

• Invited Talk: Philipp WernerAb-initio GW+DMFT simulation of correlated materials

  ORAL · Invited

  March 8, 2023, 11:30 AM – March 8, 2023, 12:06 PM

  Publication: [1] S. Biermann, F. Aryasetiawan, and A. Georges, Phys. Rev. Lett. 90, 086402 (2003).
  [2] P. Werner and A. J. Millis, Phys. Rev. Lett. 104, 146401 (2010).
  [3] T. Ayral, S. Biermann, and P. Werner, Phys. Rev. B 87, 125149 (2013).
  [4] L. Boehnke, F. Nilsson, F. Aryasetiawan, and P. Werner, Phys. Rev. B 94, 201106 (2016).
  [5] F. Nilsson, L. Boehnke, P. Werner, and F. Aryasetiawan, Phys. Rev. Materials 1, 043803 (2017).
  [6] F. Petocchi, V. Christiansson, F. Nilsson, F. Aryasetiawan, and P. Werner, Phys. Rev. X 10, 041047 (2020).
  [7] F. Petocchi, V. Christiansson, and P. Werner, Phys. Rev. B 105, 085102 (2022).

  Presenters

  • Philipp Werner

    • Fribourg University
    • Université de Fribourg
    • University of Fribourg

  Authors

  • Philipp Werner

    • Fribourg University
    • Université de Fribourg
    • University of Fribourg

  View abstract →

• A quantum embedding approach to density-functional approximations for many-electron ensembles

  ORAL

  March 8, 2023, 12:06 PM – March 8, 2023, 12:18 PM

  Presenters

  • Filip Cernatic

    • Institut de Chimie de l' Université de Strasbourg

  Authors

  • Filip Cernatic

    • Institut de Chimie de l' Université de Strasbourg

  View abstract →

• Condensed Phase Chemical Physics from Full Cell Quantum Embedding

  ORAL · Invited

  March 8, 2023, 12:18 PM – March 8, 2023, 12:54 PM

  Publication:
  

  Presenters

  • Tianyu Zhu

    • Yale University

  Authors

  • Tianyu Zhu

    • Yale University

  View abstract →

• Learning emergent models from ab initio many-body calculations

  ORAL

  March 8, 2023, 12:54 PM – March 8, 2023, 1:06 PM

  Publication: Y. Chang, L. K. Wagner, manuscript in preparation.

  Presenters

  • Yueqing Chang

    • Rutgers, The State University of New Jersey

  Authors

  • Yueqing Chang

    • Rutgers, The State University of New Jersey

  • Lucas K Wagner

    • University of Illinois at Urbana-Champaign

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• Determinantal Quantum Monte Carlo solver for Cluster Perturbation Theory

  ORAL

  March 8, 2023, 1:06 PM – March 8, 2023, 1:18 PM

  Publication: https://arxiv.org/abs/2107.11284

  Presenters

  • Shuhan Ding

    • Massachusetts Institute of Technology

  Authors

  • Shuhan Ding

    • Massachusetts Institute of Technology

  • Edwin W Huang

    • University of Illinois at Urbana-Champaign
    • University of Illinois at Urbana-Champai

  • Yao Wang

    • Clemson University

  • Jiarui Liu

    • Clemson University

  View abstract →

• Convergence behavior of ghost rotationally-invariant slave-boson theory at small bath size: a comparative study with dynamical mean-field theory

  ORAL

  March 8, 2023, 1:18 PM – March 8, 2023, 1:30 PM

  Presenters

  • Tsung-Han Lee

    • Rutgers University

  Authors

  • Tsung-Han Lee

    • Rutgers University

  • Nicola Lanata

    • Rochester Institute of Technology

  • Gabriel Kotliar

    • Rutgers University, New Brunswick

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• Connections between tensor network influence functional and real-time density matrix embedding theory

  ORAL

  March 8, 2023, 1:30 PM – March 8, 2023, 1:42 PM

  Presenters

  • Gunhee Park

    • California Institute of Technology

  Authors

  • Gunhee Park

    • California Institute of Technology

  • Nathan Ng

    • University of California, Berkeley

  • David Reichman

    • Columbia Univ

  • Garnet K Chan

    • Caltech

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• An efficient method for quantum impurity models in and out of equilibrium

  ORAL

  March 8, 2023, 1:42 PM – March 8, 2023, 1:54 PM

  Presenters

  • Julian Thoenniss

    • University of Geneva

  Authors

  • Julian Thoenniss

    • University of Geneva

  • Alessio Lerose

    • University of Geneva

  • Michael Sonner

    • University of Geneva

  • Dmitry A Abanin

    • Google LLC
    • University of Geneva
    • Université de Genève

  View abstract →

• Quantum kernel machine learning of density functionals using a Levy-Lieb pure-state embedding

  ORAL

  March 8, 2023, 1:54 PM – March 8, 2023, 2:06 PM

  Publication: C. D. Pemmaraju and Amol Deshmukh, Levy-Lieb embedding of density-functional theory and its quantum kernel: Illustration for the Hubbard dimer using near-term quantum algorithms, Phys. Rev. A 106, 042807 (2022)

  Presenters

  • Sri Chaitanya Das Pemmaraju

    • IBM

  Authors

  • Sri Chaitanya Das Pemmaraju

    • IBM

  • Amol Deshmukh

    • IBM

  View abstract →

• A precise single particle density matrix functional for multi-orbital Mott physics via VDAT

  ORAL

  March 8, 2023, 2:06 PM – March 8, 2023, 2:18 PM

  Presenters

  • Zhengqian Cheng

    • Columbia University

  Authors

  • Zhengqian Cheng

    • Columbia University

  • Zhengqian Cheng

    • Columbia University

  • Chris A Marianetti

    • Columbia University

  View abstract →

• Analytic Continuation of Multipoint Correlation Functions: From Imaginary to Real Frequencies

  ORAL

  March 8, 2023, 2:18 PM – March 8, 2023, 2:30 PM

  Publication: Planned paper: J. Halbinger, A. Ge, S.-S. B. Lee, J. von Delft, and F. B. Kugler, 'Analytic Continuation of Multipoint Correlation Functions: From Imaginary to Real Frequencies'

  Presenters

  • Johannes J Halbinger

    • Ludwig-Maximilians-Universitaet (LMU-Munich)

  Authors

  • Johannes J Halbinger

    • Ludwig-Maximilians-Universitaet (LMU-Munich)

  • Anxiang Ge

    • Ludwig-Maximilians-Universitaet (LMU Munich)

  • Seung-Sup B. Lee

    • Seoul National University
    • Department of Physics and Astronomy, Seoul National University, Seoul 08826, Republic of Korea
    • Seoul Natl Univ

  • Jan von Delft

    • Ludwig-Maximilians-Universitaet (LMU-Mun
    • LMU Munich
    • Ludwig-Maximilians-Universitaet (LMU-Munich)

  • Fabian B Kugler

    • Rutgers University, New Brunswick

  View abstract →