3 papers
cond-mat.str-el2026
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…
cond-mat.str-el2026
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…
cond-mat.str-el2025
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…