Tetracritical behaviour in a spin-3/2 quantum chain
Condensed Matter
2007-05-23 v1
Abstract
Finite-Size-Scaling and Conformal Invariance are used in order to find the phase diagram and critical exponents of a quantum spin chain with spin . The model has a tetracritical point besides critical lines. The conformal anomaly and anomalous dimensions of some primary operators are calculated at the tetracritical point.
Cite
@article{arxiv.cond-mat/9402046,
title = {Tetracritical behaviour in a spin-3/2 quantum chain},
author = {A. Malvezzi},
journal= {arXiv preprint arXiv:cond-mat/9402046},
year = {2007}
}
Comments
12 pages, 1figure(by reques), UFSCARF-TH-3, plain latex