Why a local moment induces an antiferromagnetic ordering: An RVB picture
Strongly Correlated Electrons
2013-05-29 v1 Superconductivity
Abstract
Based on a Gutzwiller projected BCS wavefunction, it is shown that a local S=1/2 moment is present around a vacancy site (zinc impurity) in a form of staggered magnetic moments, which is a direct consequence of the short-ranged resonating-valence-bond (RVB) pairing in the spin background.
Cite
@article{arxiv.cond-mat/0603234,
title = {Why a local moment induces an antiferromagnetic ordering: An RVB picture},
author = {Tao Li and Qiang-Hua Wang and Zheng-Yu Weng and Fan Yang and Fu-Chun Zhang},
journal= {arXiv preprint arXiv:cond-mat/0603234},
year = {2013}
}
Comments
4 pages, 3 figures