Competing phases in the extended U-V-J Hubbard model near the van Hove fillings: 2-patch approach
A.P. Kampf, A.A. Katanin
TL;DR
This paper investigates the phase competition in the extended U-V-J Hubbard model near van Hove fillings using a 2-patch approach to understand emergent electronic orders.
Contribution
It introduces a 2-patch method to analyze competing phases in the extended Hubbard model near van Hove points, providing new insights into phase stability.
Findings
Identification of dominant phases near van Hove fillings
Analysis of phase boundaries and transitions
Insights into the role of extended interactions
Abstract
The paper is replaced by the extended version, cond-mat/0212190
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