Type: Article
Publication Date: 2006-06-20
Citations: 0
DOI: https://doi.org/10.1103/physrevb.73.212504
Based on a Gutzwiller projected BCS wave function, 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-range resonating-valence-bond pairing in the spin background.
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