6 papers
Extension of the iterated perturbation theory at arbitrary fillings to nonequilibrium steady states
Tommaso Maria Mazzocchi, Enrico Arrigoni
We extend the Kajueter-Kotliar [Phys. Rev. Lett. 77, 131 (1996)] iterated perturbation theory (KK-IPT) away from half filling to nonequilibrium steady states. We benchmark the resu…
Nonequilibrium transport through an interacting monitored quantum dot
Daniel Werner, Matthieu Vanhoecke, Marco Schirò +1
We study the interplay between strong correlations and Markovian dephasing, resulting from monitoring the charge or spin degrees of freedom of a quantum dot described by a dissipat…
A steady-state study of the nonequilibrium properties of SrVO
Tommaso Maria Mazzocchi, Markus Aichhorn, Enrico Arrigoni
We present the mixed-configuration approximation (MCA) based on the auxiliary master equation approach impurity solver to study multiorbital correlated systems under equilibrium an…
Mixed-configuration approximation for multiorbital systems out of equilibrium
Tommaso Maria Mazzocchi, Daniel Werner, Markus Aichhorn +1
We propose a mixed-configuration approximation based on single-band impurity solvers to efficiently study nonequilibrium multiorbital systems at moderate computational cost. In thi…
Functional interpolation expansion for nonequilibrium correlated impurities
Daniel Werner, Enrico Arrigoni
We present a functional interpolation approach within the auxiliary master equation framework to efficiently and accurately solve correlated impurity problems in nonequilibrium dyn…
Auxiliary master equation approach to the Anderson-Holstein impurity problem out of equilibrium
D. Werner, R. Žitko, E. Arrigoni
We introduce a method based on auxiliary master equation for solving the problem of an impurity with local electron-electron and electron-phonon interaction embedded between two co…