Gutzwiller projected wave functions in the fermionic theory of S=1 spin chains

We study in this paper a series of Gutzwiller projected wave functions for S=1 spin chains obtained from a fermionic mean-field theory for general S>1/2 spin systems [ Liu, Zhou and Ng Phys. Rev. B 81 224417 (2010)] applied to the bilinear-biquadratic (J-K) model. The free-fermion mean-field stat...

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Bibliographic Details
Main Authors: Liu, Zheng-Xin, Zhou, Yi, Tu, Hong-Hao, Wen, Xiao-Gang, Ng, Tai-Kai
Other Authors: Massachusetts Institute of Technology. Department of Physics
Format: Article
Language:en_US
Published: American Physical Society 2012
Online Access:http://hdl.handle.net/1721.1/73690