Quantum Monte Carlo simulation of transition metal compounds employing the full Coulomb interaction
ORAL
Abstract
The recently developed Krylov implementation of the hybridization expansion impurity solver [arXiv:0908.0681] allows an efficient simulation of large multi-orbital models with full Coulomb interactions. In combination with density functional theory and dynamical mean field theory (DMFT) the method opens a way to investigate transition metal and actinide compounds from first principles. We will present applications of this algorithm to five-orbital models.
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Authors
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Brigitte Surer
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Philipp Werner
Theoretical Physics, ETH Zurich, CH-8093 Zurich, Switzerland
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Matthias Troyer
ETH, Zurich, ETH Zurich, Theoretische Physik, ETH Zurich, 8093 Zurich, Switzerland
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Andreas Laeuchli
Max Planck Institut, Germany, MPI-PKS Dresden
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Emanuel Gull
Department of Physics, Columbia University, 538 West 120th Street, New York, New York 10027, USA, Columbia University, Columbia
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Jan Kunes
Augsburg
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Alexander Lichtenstein
Hamburg, University of Hamburg, University of Hamburg, Germany