Physics – Condensed Matter – Strongly Correlated Electrons
Scientific paper
2003-07-04
Physics
Condensed Matter
Strongly Correlated Electrons
Final version, to appear in Phys. Lett. A
Scientific paper
Two running coupling constants of the Luttinger liquid are computed in the
fermion-fermion and fermion-antifermion channels. Nontrivial scaling laws are
found together with Landau poles. The apparent contradiction with the expected
vanishing of the beta functions is explained.
Boose Dominique
Jacquot J. L.
Polonyi Janos
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