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Logarithmic Operators in the Theory of Plateau Transition

Ian I. Kogan, Alexei M. Tsvelik

hep-tharXiv:hep-th/9912143

Abstract

We show that SL(2;C)/SU(2) model which had been recently proposed to describe the behaviour of the local densities of states at the plateau transition in Integer Quantum Hall effect, has logarithmic operators. They unusual properties are studied in this letter.

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