no code implementations • 15 Dec 2020 • Riku Tuovinen, Robert van Leeuwen, Enrico Perfetto, Gianluca Stefanucci
However, in the context of quantum transport the contacted nature of the initial state, i. e., a junction connected to bulk leads, requires a further extension of the GKBA approach.
Mesoscale and Nanoscale Physics Strongly Correlated Electrons Chemical Physics
no code implementations • 2 Aug 2018 • Riku Tuovinen, Denis Golež, Michael Schüler, Philipp Werner, Martin Eckstein, Michael A. Sentef
A fast time propagation method for nonequilibrium Green's functions based on the generalized Kadanoff--Baym Ansatz (GKBA) is applied to a lattice system with a symmetry-broken equilibrium phase, namely an excitonic insulator.
Strongly Correlated Electrons
