String Perturbation Theory on the Schwinger-Keldysh Time Contour.
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DOI: 10.1103/physrevlett.125.261602
Abstract: We perform the large-N expansion in the Schwinger-Keldysh formulation of nonequilibrium quantum systems with matrix degrees of freedom and study universal features of the anticipated dual string theory. We find a rich refinement of the… read more here.
Keywords: theory; schwinger keldysh; time; keldysh time ... See more keywords