The half-filled Hubbard chain in the Composite Operator Method: A comparison with Bethe Ansatz

Author： Sánchez M. M.   Avella A.   Mancini F.  

Publisher： Edp Sciences

E-ISSN： 1286-4854|44|3|328-334

ISSN： 0295-5075

Source： EPL (EUROPHYSICS LETTERS), Vol.44, Iss.3, 2010-03, pp. : 328-334

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