(掺杂)Mott 绝缘体中的抗磁性与d波超导性:一种波函数方法
强关联电子
2007-05-23 v2 超导电性
摘要
我们提出了一类波函数,提供了对(掺杂)Mott 绝缘体中抗磁性和d波超导性的统一描述。该波函数具有Jastrow形式,禁止双占据。在无空穴的情况下,该波函数准确地描述抗磁性。在掺杂时,发生对角线长程有序,超导序参数具有d波对称性。我们还展示了如何从该波函数构建图样激元和中性自旋激元。
引用
@article{arxiv.cond-mat/0304388,
title = {Antiferromagnetism and d-wave superconductivity in (doped) Mott insulators: A wave function approach},
author = {Z. Y. Weng and Y. Zhou and V. N. Muthukumar},
journal= {arXiv preprint arXiv:cond-mat/0304388},
year = {2007}
}
备注
This paper has been withdrawn by the authors. Its correct version has been included as a part of a more comprehensive paper in cond-mat/0502601