Excited states NLIE for sine-Gordon model in a strip with Dirichlet boundary conditions
Changrim Ahn, Marco Bellacosa, Francesco Ravanini
TL;DR
This paper studies excited states of the sine-Gordon model on a strip with Dirichlet boundaries using NLIE, providing insights into boundary effects on the model's spectrum.
Contribution
It introduces an NLIE method to analyze excited states of the sine-Gordon model with boundary conditions, extending previous approaches to boundary scenarios.
Findings
Derived NLIE equations for excited states with boundary conditions
Analyzed boundary effects on the spectrum of the sine-Gordon model
Provided numerical results illustrating boundary influence
Abstract
We investigate various excited states of Sine-Gordon model on a strip with Dirichlet boundary conditions on both boundaries using a Non Linear Integral Equation (NLIE) approach.
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