Quantum Ising model on the frustrated square lattice.
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DOI: 10.1103/physreve.99.012134
Abstract: We investigate the role of a transverse field on the Ising square antiferromagnet with first (J_{1}) and second (J_{2}) neighbor interactions. Using a cluster mean-field approach, we provide a telltale characterization of the frustration effects… read more here.
Keywords: ising model; model frustrated; phase boundaries; phase ... See more keywords