Critical dynamics of the antiferromagnetic O(3) nonlinear sigma model with conserved magnetization.
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DOI: 10.1103/physreve.105.064128
Abstract: We study the near-equilibrium critical dynamics of the O(3) nonlinear sigma model describing isotropic antiferromagnets with a nonconserved order parameter reversibly coupled to the conserved total magnetization. To calculate response and correlation functions, we set… read more here.
Keywords: nonlinear sigma; critical dynamics; sigma model; model ... See more keywords