强相关电子模型中的交错轨道电流
强关联电子
2007-05-23 v2 超导电性
摘要
本预印本已被撤回，因为使用“无限大小”DMRG算法发现的持续电流未能在（据称更准确的）“有限大小”版本算法中复现（M. Troyer 和 U. Schollwoeck, 私人沟通）。在：J. O. Fjaerestad 和 J. B. Marston, ``半填满两脚梯中的交错轨道电流,'' cond-mat/0107094 中， Presented a much clearer example of long-range order in orbital currents.
引用
@article{arxiv.cond-mat/0103120,
title = {Staggered Orbital Currents in a Model of Strongly Correlated Electrons},
author = {J. B. Marston and A. Sudbo},
journal= {arXiv preprint arXiv:cond-mat/0103120},
year = {2007}
}
备注
This preprint has been withdrawn. A ladder which exhibits long-range order in staggered orbital currents is discussed in cond-mat/0107094