Magnon-bound-state hierarchy for the two-dimensional transverse-field Ising model in the ordered phase
Yoshihiro Nishiyama
Physica A: Statistical Mechanics and its Applications, 2016, vol. 463, issue C, 303-309
Abstract:
In the ordered phase for an Ising ferromagnet, the magnons are attractive to form a series of bound states with the mass gaps, m2Keywords: Two-dimensional transverse-field Ising model; Universal amplitude ratio; Exact diagonalization method; Magnon mass gaps (search for similar items in EconPapers)
Date: 2016
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Persistent link: https://EconPapers.repec.org/RePEc:eee:phsmap:v:463:y:2016:i:c:p:303-309
DOI: 10.1016/j.physa.2016.07.045
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