Exact Ground States and Excited States of Net Spin Models
Condensed Matter
2007-05-23 v2
Abstract
We study a set of exactly soluble net spin models. There exist two kinds of ground state, one is a complete dimerized state, and the other one is the ground state of corresponding spin-1 model. For the excitation gap, various phases were discovered and determined.
Keywords
Cite
@article{arxiv.cond-mat/9805269,
title = {Exact Ground States and Excited States of Net Spin Models},
author = {H. Q. Lin and J. L. Shen},
journal= {arXiv preprint arXiv:cond-mat/9805269},
year = {2007}
}
Comments
4 pages, 3 figures, replace cond-mat/9805269