Spin-wave thermodynamics of square-lattice antiferromagnets revisited
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DOI: 10.1103/physrevb.99.094412
Abstract: Modifying the conventional spin-wave theory in a novel manner based on the Wick decomposition, we present an elaborate thermodynamics of square-lattice quantum antiferromagnets. Our scheme is no longer accompanied by the notorious problem of an… read more here.
Keywords: thermodynamics square; square lattice; modified spin; lattice antiferromagnets ... See more keywords