Quantum Embedding: Methods and Models

Presentations

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

  ORAL · Invited

  March 8, 2023, 2:30 PM – March 8, 2023, 3:06 PM

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

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

  ORAL

  March 8, 2023, 3:06 PM – March 8, 2023, 3:18 PM

  Presenters

  • Filip Cernatic

    Institut de Chimie de l' Université de Strasbourg

  Authors

  • Filip Cernatic

    Institut de Chimie de l' Université de Strasbourg

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• Condensed Phase Chemical Physics from Full Cell Quantum Embedding

  ORAL · Invited

  March 8, 2023, 3:18 PM – March 8, 2023, 3:54 PM

  Publication: <br>

  Presenters

  • Tianyu Zhu

    Yale University

  Authors

  • Tianyu Zhu

    Yale University

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• Learning emergent models from ab initio many-body calculations

  ORAL

  March 8, 2023, 3:54 PM – March 8, 2023, 4:06 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, 4:06 PM – March 8, 2023, 4:18 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

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• 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, 4:18 PM – March 8, 2023, 4:30 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, 4:30 PM – March 8, 2023, 4:42 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, 4:42 PM – March 8, 2023, 4:54 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

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

  ORAL

  March 8, 2023, 4:54 PM – March 8, 2023, 5:06 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

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

  ORAL

  March 8, 2023, 5:06 PM – March 8, 2023, 5:18 PM

  Presenters

  • Zhengqian Cheng

    Columbia University

  Authors

  • Zhengqian Cheng

    Columbia University

  • Zhengqian Cheng

    Columbia University

  • Chris A Marianetti

    Columbia University

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

  ORAL

  March 8, 2023, 5:18 PM – March 8, 2023, 5:30 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 →