Ground state of a spin-1/2 Heisenberg-Ising two-leg ladder with XYZ intra-rung coupling

The quantum spin-1/2 two-leg ladder with an anisotropic XYZ Heisenberg intra-rung interaction and Ising inter-rung interactions is treated by means of a rigorous approach based on the unitary transformation. The particular case of the considered model with X-X intra-rung interaction resembles a quan...

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Bibliographic Details
Main Authors: T. Verkholyak, J. Strečka
Format: Article
Language:English
Published: Institute for Condensed Matter Physics 2013-03-01
Series:Condensed Matter Physics
Subjects:
Online Access:http://dx.doi.org/10.5488/CMP.16.13601