具有缺陷的Kagome反铁磁体:随机自旋系统中的满足、受挫与自旋折叠
凝聚态物理
2009-10-22 v1
摘要
研究表明,在最近邻经典kagome海森堡反铁磁体(AFM)中,位点无序诱导非共面态,与共面态的热选择竞争。对于弱无序,发现基态能量是分别满足的自旋三角形能量之和。这意味着无序不会诱导传统的自旋玻璃行为。提出了一种变换,将基态自旋构型映射到折叠的三角形薄片(一种新型的“自旋折纸”),其构象类似于系留膜。
引用
@article{arxiv.cond-mat/9303031,
title = {The Kagome Antiferromagnet with Defects: Satisfaction, Frustration, and Spin Folding in a Random Spin System},
author = {E. F. Shender and V. B. Cherepanov and P. C. W. Holdsworth and A. J. Berlinsky},
journal= {arXiv preprint arXiv:cond-mat/9303031},
year = {2009}
}
备注
REVTEX, 11 pages + 3 pictures upon request