Probing the LDA-1/2 method as a starting point for $G_0{W}_0$ calculations

Ronaldo Rodrigues Pela, Ute Werner, Dmitrii Nabok +1

Employing the $G_0{W}_0$ approximation of Hedin's $GW$ approach one can obtain quasi-particle energies of extended systems and molecules with good accuracy. However, for many materia…