paper

Low energy dynamics of the one dimensional multichannel Kondo-Heisenberg Lattice

arXiv:cond-mat/9912372 · doi:10.1103/PhysRevB.62.R3596

Abstract

We determine exactly the fixed point Hamiltonian of the one dimensional multichannel Kondo-Heisenberg lattice model for any number of channels N>=2. An anomalous singlet with non trivial internal dynamics is generated. We compute the correlation functions of the various conventional and unconventional order parameters of the system and find that for N<=4 the composite order parameter induce the dominant instabilities.

4 pages, no figures, RevTeX, corrected a few typos and a mistake in one of the exponents

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