99 citations · 99 across the 2 of their papers we have counts for
2 papers
physics.atm-clus2012
A critical analysis of the theoretical scheme to evaluate photoelectron spectra
P. M. Dinh, P. Romaniello, P. -G. Reinhard +1
We discuss in depth the validity and limitations of a theoretical scheme to evaluate photo-electron spectra (PES) through collecting the phase oscillations at a given measuring poi…
cond-mat.str-el2012★ 99 cited
Beyond the GW approximation: combining correlation channels
Pina Romaniello, Friedhelm Bechstedt, Lucia Reining
In many-body perturbation theory (MBPT) the self-energy Σ=iGWΓplays the key role since it contains all the many body effects of the system. The exact self-energy is not known; as f…