T-matrix formulation of real-space dynamical mean-field theory and the Friedel sum rule for correlated lattice fermions

Krzysztof Byczuk (), Banhi Chatterjee and Dieter Vollhardt
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Krzysztof Byczuk: Institute of Theoretical Physics, Faculty of Physics, University of Warsaw
Banhi Chatterjee: Institute of Physics, Czech Academy of Sciences
Dieter Vollhardt: Theoretical Physics III, Center for Electronic Correlations and Magnetism, Institute of Physics, University of Augsburg

The European Physical Journal B: Condensed Matter and Complex Systems, 2019, vol. 92, issue 2, 1-7

Abstract: Abstract We formulate real-space dynamical mean-field theory within scattering theory. Thereby the Friedel sum rule is derived for interacting lattice fermions at zero temperature. Graphical abstract

Keywords: Solid; State; and; Materials (search for similar items in EconPapers)
Date: 2019
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DOI: 10.1140/epjb/e2018-90583-8

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