Root patterns and exact surface energy of the spin-1 Heisenberg model with generic open boundaries

Fuente: arXiv
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Main Authors: Dong, Jiasheng, Lu, Pengcheng, Cao, Junpeng, Yang, Wen-Li, Marquette, Ian, Zhang, Yao-Zhong
Format: Preprint
Published: 2024
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_version_ 1866913462581460992
author Dong, Jiasheng
Lu, Pengcheng
Cao, Junpeng
Yang, Wen-Li
Marquette, Ian
Zhang, Yao-Zhong
author_facet Dong, Jiasheng
Lu, Pengcheng
Cao, Junpeng
Yang, Wen-Li
Marquette, Ian
Zhang, Yao-Zhong
contents We investigate the thermodynamic limit and exact surface energy of the isotropic spin-1 Heisenberg chain with integrable generic open boundary conditions by a novel Bethe ansatz method. We obtain the homogeneous Bethe ansatz equations for the zero roots of the transfer matrix. Based on the patterns of the zero roots, we analytical calculate the densities of zero roots and the surface energies of the model in all regimes of the boundary parameters.
format Preprint
id arxiv_https___arxiv_org_abs_2401_03172
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Root patterns and exact surface energy of the spin-1 Heisenberg model with generic open boundaries
Dong, Jiasheng
Lu, Pengcheng
Cao, Junpeng
Yang, Wen-Li
Marquette, Ian
Zhang, Yao-Zhong
Mathematical Physics
High Energy Physics - Theory
We investigate the thermodynamic limit and exact surface energy of the isotropic spin-1 Heisenberg chain with integrable generic open boundary conditions by a novel Bethe ansatz method. We obtain the homogeneous Bethe ansatz equations for the zero roots of the transfer matrix. Based on the patterns of the zero roots, we analytical calculate the densities of zero roots and the surface energies of the model in all regimes of the boundary parameters.
title Root patterns and exact surface energy of the spin-1 Heisenberg model with generic open boundaries
topic Mathematical Physics
High Energy Physics - Theory
url https://arxiv.org/abs/2401.03172