Answers are grounded in this paper and cite their sources.
We study a set of exactly soluble spin models in one and two dimensions for any spin S. Its ground state, the excitation spectrum, and quantum phase transition points, as well as dimensional crossover are determined.
No takes yet. Share an insight, caveat, or question.
Lin et al. (2002) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: