Transverse instability and universal decay of spin spiral order in the Heisenberg model
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DOI: 10.1103/physrevb.105.l060302
Abstract: We analyze the stability of spin spiral states in the two-dimensional Heisenberg model. Our analysis reveals that the SU(2) symmetric point hosts a dynamic instability that is enabled by the existence of energetically favorable transverse… read more here.
Keywords: transverse instability; spin spiral; spiral order; instability universal ... See more keywords