Making use of self-energy functionals: The variational cluster approximation
classification
❄️ cond-mat.str-el
keywords
theoryapproximationclustervariationalapplicationscluster-perturbationdiscusseddynamical
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A pedagogical introduction to the cluster-perturbation theory, the variational cluster approximation and to self-energy-functional theory is given. Some standard applications and the relation to dynamical mean-field theory are discussed.
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