Publications (27)
Mott Transition in Degenerate Hubbard Models: Application to Doped Fullerenes
Olle Gunnarsson, Erik Koch, Richard M. Martin
Coupling to haloform molecules in intercalated C60?
Erik Koch, Olle Gunnarsson
Screening, Coulomb pseudopotential, and superconductivity in alkali-doped Fullerenes
Erik Koch, Olle Gunnarsson, Richard M. Martin
Strongly correlated electrons: Estimates of model parameters
Olle Gunnarsson
Optical conductivity in A3C60 (A=K, Rb)
J. van den Brink, Olle Gunnarsson, V. Eyert
Superconductivity in Fullerides
Olle Gunnarsson
Dynamical vertex approximation for nanoscopic systems
Angelo Valli, Giorgio Sangiovanni, Olle Gunnarsson +2
One-electron bands, quantum Monte Carlo, and real superconductors
Erik Koch, Olle Gunnarsson
Metal-Insulator transitions in generalized Hubbard models
Erik Koch, Olle Gunnarsson, Richard M. Martin
New superexchange paths due to breathing-enhanced hopping in corner-sharing cuprates
Nikolay A. Bogdanov, Giovanni Li Manni, Sandeep Sharma +2
Quantitative reliability of Migdal-Eliashberg theory for strong electron-phonon coupling
Johannes Bauer, Jong E. Han, Olle Gunnarsson
Density dependence of the electronic supershells in the homogeneous jellium model
Erik Koch, Olle Gunnarsson
Screening of a point charge: a fixed-node diffusion Monte Carlo study
Erik Koch, Olle Gunnarsson, Richard M. Martin
Field-doping of C60 crystals: A view form theory
Erik Koch, Olle Gunnarsson, Samuel Wehrli +1
Time propagation and spectroscopy of Fermionic systems using a stochastic technique
Kai Guther, Werner Dobrautz, Olle Gunnarsson +1
Quantum Monte Carlo calculations for integer-doped Fullerides
Erik Koch, Olle Gunnarsson, Richard M. Martin
Retardation effects and the Coulomb pseudopotential in the theory of superconductivity
Johannes Bauer, Jong E. Han, Olle Gunnarsson
Surprises in the Orbital Magnetic Moment and g-Factor of the Dynamic Jahn-Teller Ion C_{60}^-
Erio Tosatti, Nicola Manini, Olle Gunnarsson
Optimization of Gutzwiller Wavefunctions in Quantum Monte Carlo
Erik Koch, Olle Gunnarsson, Richard M. Martin
Single charge and exciton dynamics probed by molecular-scale-induced electroluminescence
Anna RosÅawska, Pablo Merino, Christoph GroÃe +5
Filling dependence of the Mott transition in the degenerate Hubbard model
Erik Koch, Olle Gunnarsson, Richard M. Martin
Fixed-node DMC for Fermions on a lattice: Application to the doped Fullerides
Erik Koch, Olle Gunnarsson, Richard M. Martin
Theory of electron-phonon superconductivity: Does retardation really lead to a small Coulomb pseudopotential?
Johannes Bauer, Jong E. Han, Olle Gunnarsson
Sum-rules and bath-parametrization for quantum cluster theories
Erik Koch, Giorgio Sangiovanni, Olle Gunnarsson
Mott-Hubbard insulators for systems with orbital degeneracy
Olle Gunnarsson, Erik Koch, Richard M. Martin
Analytical investigation of singularities in two-particle irreducible vertex functions of the Hubbard atom
Patrik Thunström, Olle Gunnarsson, Sergio Ciuchi +1
Dielectric screening in doped Fullerides
Erik Koch, Olle Gunnarsson, Richard M. Martin