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cond-mat.str-el1999
On the thermodynamics of strongly correlated integrable electron systems
Valery I. Rupasov
We reexamine the Yang-Yang-Takahashi method of deriving the thermodynamic Bethe ansatz equations which describe strongly correlated electron systems of fundamental physical interes…
cond-mat.str-el1998
Potential scattering and the Kondo effect
Valery I. Rupasov
We study a generalized Kondo model in which a spin-1/2 impurity is coupled to a conduction band by both s-d exchange and potential interactions. A strong potential scattering is sh…