Manifolds of magnetic ordered states and excitations in the almost Heisenberg pyrochlore antiferromagnet MgCr2O4
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DOI: 10.1103/physrevb.97.134430
Abstract: In spinels ACr2O4 (A=Mg, Zn), realization of the classical pyrochlore Heisenberg antiferromagnet model is complicated by a strong spin-lattice coupling: the extensive degeneracy of the ground state is lifted by a magneto-structural transition at TN… read more here.
Keywords: states excitations; manifolds magnetic; spin; magnetic ordered ... See more keywords