Exploring instantons in nonlinear sigma models with spin-lattice systems
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DOI: 10.1103/physrevb.103.144436
Abstract: Instanton processes are present in a variety of quantum field theories relevant to high energy as well as condensed matter physics. While they have led to important theoretical insights and physical applications, their underlying features… read more here.
Keywords: sigma models; lattice systems; instantons nonlinear; exploring instantons ... See more keywords