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

Authors :
Byczuk, K.
Chatterjee, B.
Vollhardt, D.
Source :
Eur. Phys. J. B 92, 23 (2019)
Publication Year :
2018

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.<br />Comment: 7 pages, no figures, extended and corrected version

Subjects

Subjects :
Condensed Matter - Strongly Correlated Electrons

Details

Database :
arXiv
Journal :
Eur. Phys. J. B 92, 23 (2019)
Publication Type :
Report
Accession number :
edsarx.1807.08559
Document Type :
Working Paper
Full Text :
https://doi.org/10.1140/epjb/e2018-90583-8
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