Lectures on Diagrammatic Monte Carlo: Study of the real frequency dependence of the optical conductivity in the 2D Hubbard model (Maxence Grandadam)

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All lectures will be held 10-11:15am US EDT and are open to all interested scientists.  For further information please contact Dr. Igor Tupitsyn, University of Massachusetts at Amherst, ([email protected])

Schedule of Lectures (dates of some of the later lectures may be adjusted)

  • April 20, 2021:  Introduction to Diagrammatic Monte Carlo and CDet (Fedor Simkovic);
  • May 4, 2021: Extension of CDet: RDet, RPADet, etc. (Riccardo Rossi);
  • May 18, 2021: Diagrammatic Monte Carlo solutions to some longstanding problems (Aaram Kim);
  • June 1, 2021: Superfluid phase of the attractive Hubbard model (Felix Werner);
  • June 15, 2021: Beyond Hubbard model: charge order and non-local correlations in extended Hubbard model (Hanna Terletska);
  • June 29, 2021: Determinant Diagrammatic Monte Carlo for Multi-orbital systems (Jia Li);
  • July 13, 2021: Quantum embedding methods for models and real materials (Sergei Iskakov);
  • July 27, 2021: Uniform electron gas (Kun Chen);
  • August 10, 2021: Real-frequency finite-temperature response functions (James LeBlanc);
  • August 24, 2021: Polaron DiagMC and Peierls/Su-Shriffer-Heeger (PSSH) model in 2d (Chao Zhang);
  • September 7, 2021: Shifted action tool and Cooper instability in the jellium model (Tao Wang and Xiansheng Cai);
  • September 21, 2021: Unleashing the Matsubara technique (Markus Wallerberger);
  • October 5, 2021: Dynamical properties of the spin-boson model using real-time Quantum Monte Carlo (Olga Goulko);
  • October 19, 2021: Analytic continuation. New philosophy: answers to well-posed questions for ill-posed problem (Andrej Mishchenko);
  • November 2, 2021: Discovering new phases of matter with unsupervised and interpretable support vector machines(Lode Pollet);
  • November 16, 2021: Fluctuation diagnostics on the scattering origins of the strange metal states (Wei Wu);
  • November 30, 2021: Quantum Quasi-Monte Carlo method for non-equilibrium many-body physics (Corentin Bertrand)
  • January 25, 2022: Diagrammatic Monte Carlo for dual theories of strong correlations (Matteo Vandelli);
  • February 8, 2022: Gaussian Boson Sampling: viewpoint of a condensed-matter physicist (Alexey N. Rubtsov);
  • February 22, 2022: Paramagnon scattering and the pseudogap at strong coupling (Friedrich Krien);
  • April 5, 2022: Superconductivity in the Uniform Electron Gas with and without electron-phonon interactions (Xiansheng Cai)
  • April 19, 2022: Physical and unphysical regimes of self-consistent many-body
    perturbation theory and implications for bold diagrammatic Monte Carlo (Felix Werner);
  • May 3, 2022: Scenarios of misleading convergence (Zhenya Kozik);
  • May 17, 2022: Diagrammatic Monte Carlo for polaron systems (Thomas Hahn);
  • May 31, 2022: Applications of diagrammatic Monte-Carlo to the doped Hubbard model (Connor Lenihan);
  • June 28, 2022: Two-particle properties from one-particle Green’s functions: interpretation of electronic structure, derivation of effective magnetic Hamiltonians, and application to molecular and bulk antiferromagnetism (Pavel Pokhilko);
  • July 19, 2022: Inchworm Quantum Monte Carlo — Algorithm, Steady-State Formulation, and Applications within Nonequilibrium DMFT (Andre Erpenbeck);
  • September 13, 2022: Optimizing the superconducting transition temperature in the three-band Hubbard model (A.-M.S. Tremblay);
  • September 27, 2022: Simulating Magnetic Phasis with Real-Space Dynamical MeanField Theory (Robert Peters);
  • October 11, 2022: Positivity of spectra in finite temperature and non-equilibrium many-body theory (Robertus Leeuwen Van);
  • October 25, 2022: Multipolar susceptibilities within dynamical mean-field theory and itsapplication to CeB6 (Junya Otsuki);
  • November 22, 2022: Fermi liquids, Luttinger integrals, topological invariants … and magnetic molecules (Rok Žitko);
  • December 6, 2022: Convergence in finite-temperature many-body perturbation theory
    for fermions (Erik van Loon);
  • December 20, 2022: Multimethod, multimessenger approaches to models of strong correlations (Thomas Schäfer);
  • January 10, 2023: Exchange-correlation effects in a warm dense electron gas (Pengcheng Hou);
  • January 24, 2023: Study of the real frequency dependence of the optical conductivity in the 2D Hubbard model (Maxence Grandadam);
  • February 7, 2023: Low-rank Representation of Imaginary-time Green’s function (Kun Chen);
  • February 21, 2023: Diagrammatic Strong Coupling Lattice QMC: a cuprate case (Alexander Lichtenstein)
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