Efficient method for quantum impurity problems out of equilibrium
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DOI: 10.1103/physrevb.107.l201115
Abstract: We introduce an efficient method to simulate dynamics of an interacting quantum impurity coupled to non-interacting fermionic reservoirs. Viewing the impurity as an open quantum system, we describe the reservoirs by their Feynman-Vernon influence functionals… read more here.
Keywords: quantum impurity; impurity problems; quantum; impurity ... See more keywords