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cond-mat.str-el1999
Two-scale analysis of the SU(N) Kondo Model
D. Villani, E. Lange, A. Avella +1
We show how to resolve coherent low-energy features embedded in a broad high-energy background by use of a fully self-consistent calculation for composite particle operators. The m…
cond-mat.str-el1999
The Conductivity Tensor for the Hubbard Model
F. Mancini, D. Villani
A new theoretical analysis of the current-charge and charge-charge propagators is presented for the Hubbard model, using the static approximation for the Composite Operator Method.…