Quantum Many-Body Systems and Methods I

Presentations

• Correlated Electron Dynamics in Finite Hubbard Clusters: Benchmarking the G1–G2 Scheme

  ORAL

  March 14, 2022, 3:00 PM – March 14, 2022, 3:12 PM

  Publication: H. Ohldag, J.-P. Joost, N. Schlünzen, M. Bonitz, and I. Březinová, Correlated electron dynamics in finite Hubbard clusters: Testing the G1–G2 scheme, in preparation.

  Presenters

  • Jan-Philip Joost

    • Univ Kiel
    • Kiel University

  Authors

  • Jan-Philip Joost

    • Univ Kiel
    • Kiel University

  • Hannes Ohldag

    • Kiel University
    • Univ Kiel

  • Niclas Schlünzen

    • Kiel University, Germany
    • Univ Kiel

  • Michael Bonitz

    • Univ Kiel

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• Magnetism and Mottness in the unfrustrated triangular lattice Hubbard model: a cellular dynamical mean-field study

  ORAL

  March 14, 2022, 3:12 PM – March 14, 2022, 3:24 PM

  Publication: [1] Alexander Wietek, Riccardo Rossi, Fedor Šimkovic IV, Marcel Klett, Philipp Hansmann, Michel Ferrero, E. Miles Stoudenmire, Thomas Schäfer, Antoine Georges, Phys. Rev. X 11, 041013 (2021).
  [2] M. Klett, N. Wentzell, T. Schäfer, F. Šimkovic IV, O. Parcollet, S. Andergassen, and P. Hansmann, Phys. Rev. Research 2, 033476 (2020).

  Presenters

  • Marcel Klett

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solids State Research, Stuttgart, Germany
    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

  Authors

  • Marcel Klett

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solids State Research, Stuttgart, Germany
    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

  • Michel Ferrero

    • Ecole Polytechnique
    • École Polytechnique
    • École Polytechnique, Palaiseau

  • Philipp Hansmann

    • Universität Erlangen-Nürnberg
    • Friedrich-Alexander-University Erlangen-Nuernberg
    • Friedrich-Alexander-Universität Erlangen-Nuernberg

  • Thomas Schaefer

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solids State Research, Stuttgart, Germany
    • Max Planck Research Group
    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

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• Precise ground state of multi-orbital Mott systems via the variational discrete action theory

  ORAL

  March 14, 2022, 3:24 PM – March 14, 2022, 3:36 PM

  Presenters

  • Zhengqian Cheng

    • Columbia Univ

  Authors

  • Zhengqian Cheng

    • Columbia Univ

  • Zhengqian Cheng

    • Columbia Univ

  • Chris Marianetti

    • Columbia Univ
    • Columbia University

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• Non-local correlations and criticality in the triangular lattice Hubbard model

  ORAL

  March 14, 2022, 3:36 PM – March 14, 2022, 3:48 PM

  Publication: [1] G. Rohringer, H. Hafermann, A. Toschi, A. A. Katanin, A. E. Antipov, M. I. Katsnelson, A. I. Lichtenstein, A. N. Rubtsov, and K. Held, Rev. Mod. Phys. 90, 025003 (2018).
  [2] Alexander Wietek, Riccardo Rossi, Fedor Šimkovic IV, Marcel Klett, Philipp Hansmann, Michel Ferrero, E. Miles Stoudenmire, Thomas Schäfer, Antoine Georges, Phys. Rev. X 11, 041013 (2021).

  Presenters

  • Mario M de Oliveira

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

  Authors

  • Mario M de Oliveira

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

  • Julian Stobbe

    • Universität Hamburg

  • Marcel Klett

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solids State Research, Stuttgart, Germany
    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

  • Georg Rohringer

    • Universität Hamburg

  • Thomas Schaefer

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solids State Research, Stuttgart, Germany
    • Max Planck Research Group
    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

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• The Mott metal-insulator transition in the two-dimensional Hubbard model - a cellular dynamical mean-field study on large clusters

  ORAL

  March 14, 2022, 3:48 PM – March 14, 2022, 4:00 PM

  Publication: [1] Thomas Maier, Mark Jarrell, Thomas Pruschke, and Matthias H. Hettler, Rev. Mod. Phys. 77, 1027 (2005).
  [2] M. Klett, N. Wentzell, T. Schäfer, F. Šimkovic IV, O. Parcollet, S. Andergassen, and P. Hansmann, Phys. Rev. Research 2, 033476 (2020).

  Presenters

  • Michael D Meixner

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

  Authors

  • Michael D Meixner

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

  • Marcel Klett

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solids State Research, Stuttgart, Germany
    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

  • Sarah Heinzelmann

    • University of Tuebingen

  • Sabine Andergassen

    • Universität Tübingen
    • University of Tuebingen

  • Philipp Hansmann

    • Universität Erlangen-Nürnberg
    • Friedrich-Alexander-University Erlangen-Nuernberg
    • Friedrich-Alexander-Universität Erlangen-Nuernberg

  • Thomas Schaefer

    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solids State Research, Stuttgart, Germany
    • Max Planck Research Group
    • Max Planck Research Group "Theory of Strongly Correlated Quantum Matter" (SCQM), Max Planck Institute for Solid State Research, Stuttgart, Germany

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• Controlled bond expansion for DMRG ground state search at single-site costs

  ORAL

  March 14, 2022, 4:00 PM – March 14, 2022, 4:12 PM

  Presenters

  • Andreas Gleis

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

  Authors

  • Andreas Gleis

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

  • Jheng-Wei Li

    • Ludwig-Maximilians-Universitt (LMU) Munchen
    • Ludwig-Maximilians-Universitaet Munich (LMU Munich)

  • Jan Von Delft

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

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• Time-dependent variation principle with controlled bond expansion for matrix product states

  ORAL

  March 14, 2022, 4:12 PM – March 14, 2022, 4:24 PM

  Presenters

  • Jheng-Wei Li

    • Ludwig-Maximilians-Universitt (LMU) Munchen
    • Ludwig-Maximilians-Universitaet Munich (LMU Munich)

  Authors

  • Jheng-Wei Li

    • Ludwig-Maximilians-Universitt (LMU) Munchen
    • Ludwig-Maximilians-Universitaet Munich (LMU Munich)

  • Andreas Gleis

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

  • Jan Von Delft

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

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• Computing Spectral functions of strongly correlated Hamiltonians using DMRG: root-N Krylov space approach for correction-vectors

  ORAL

  March 14, 2022, 4:24 PM – March 14, 2022, 4:36 PM

  Publication: A. Nocera, G. Alvarez (in preparation)

  Presenters

  • Alberto Nocera

    • University of British Columbia

  Authors

  • Alberto Nocera

    • University of British Columbia

  • Gonzalo Alvarez

    • Oak Ridge National Lab

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• Energy twisted boundary condition

  ORAL

  March 14, 2022, 4:36 PM – March 14, 2022, 4:48 PM

  Presenters

  • Taozhi Guo

    • Princeton University

  Authors

  • Taozhi Guo

    • Princeton University

  • Ryota Nakai

    • Tohoku University

  • Shinsei Ryu

    • Princeton University

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• Interplay of spin-orbit coupling and non-local correlations with the Two-Particle Self-Consistent method

  ORAL

  March 14, 2022, 4:48 PM – March 14, 2022, 5:00 PM

  Presenters

  • Dominik Lessnich

    • Goethe University Frankfurt

  Authors

  • Dominik Lessnich

    • Goethe University Frankfurt

  • Steffen Backes

    • Ecole Polytechnique

  • Aleksandar Razpopov

    • Goethe University Frankfurt

  • Karim Zantout

    • Goethe University Frankfurt

  • Roser Valenti

    • Goethe University Frankfurt

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• Entanglement Entropy from Nonequilibrium Work

  ORAL

  March 14, 2022, 5:00 PM – March 14, 2022, 5:12 PM

  Presenters

  • Jonathan Demidio

    • Donostia International Physics Center

  Authors

  • Jonathan Demidio

    • Donostia International Physics Center

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• Rainbow Scars: From Area to Volume Law

  ORAL

  March 14, 2022, 5:12 PM – March 14, 2022, 5:24 PM

  Publication: arXiv:2107.03416
  

  Presenters

  • Christopher M Langlett

    • Texas A&M University

  Authors

  • Christopher M Langlett

    • Texas A&M University

  • Shenglong Xu

    • Texas A&M University

  • Thomas Iadecola

    • Iowa State University

  • Alexey V Gorshkov

    • JQI

  • Julia S Wildeboer

    • Iowa State University

  • Zhicheng Yang

    • University of Maryland, College Park

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• Interactions and phonons derived from first principles using quantum Monte Carlo techniques

  ORAL

  March 14, 2022, 5:24 PM – March 14, 2022, 5:36 PM

  Presenters

  • Kevin G Kleiner

    • University of Illinois at Urbana-Champaign

  Authors

  • Kevin G Kleiner

    • University of Illinois at Urbana-Champaign

  • Lucas K Wagner

    • University of Illinois at Urbana-Champaign

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• Electronic excitations in correlated finite 2D materials generated by ion impact

  ORAL

  March 14, 2022, 5:36 PM – March 14, 2022, 5:48 PM

  Publication: L. Borkowski et al., phys. stat. sol. (b) (2021), arXiv:2110.06644

  Presenters

  • Michael Bonitz

    • Univ Kiel

  Authors

  • Michael Bonitz

    • Univ Kiel

  • Niclas Schlünzen

    • Kiel University, Germany
    • Univ Kiel

  • Jan-Philip Joost

    • Univ Kiel
    • Kiel University

  • Lotte Amelie Borkowski

    • Univ Kiel

  • Karsten Balzer

    • Kiel University

  • Hannes Ohldag

    • Kiel University
    • Univ Kiel

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