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arXiv · hep-th/9306044

On the Operator Content of the Sinh-Gordon Model

A. Koubek·G. Mussardo
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Abstract

We classify the operator content of local hermitian scalar operators in the Sinh-Gordon model by means of independent solutions of the form-factor bootstrap equations. The corresponding linear space is organized into a tower-like structure of dimension $n$ for the form factors $F_{2n}$ and $F_{2n-1}$. Analyzing the cluster property of the form factors, a particular class of these solutions can be identified with the matrix elements of the operators $e^{k gϕ}$. We also present the complete expression of the form factors of the elementary field $ϕ(x)$ and the trace of the energy-momentum tensor $Θ(x)$.

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A. Koubek, G. Mussardo. 1993-06-08. On the Operator Content of the Sinh-Gordon Model. https://doi.org/10.1016/0370-2693(93)90554-u

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