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.
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Byczuk, K., Chatterjee, B. & Vollhardt, D. T-matrix formulation of real-space dynamical mean-field theory and the Friedel sum rule for correlated lattice fermions. Eur. Phys. J. B 92, 23 (2019). https://doi.org/10.1140/epjb/e2018-90583-8
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DOI: https://doi.org/10.1140/epjb/e2018-90583-8