Simple vertex correction improves GW band energies of bulk and two-dimensional crystals

The GW self-energy method has long been recognized as the gold standard for quasiparticle (QP) calculations of solids in spite of the fact that the neglect of vertex corrections and the use of a density-functional theory starting point lack rigorous justification. In this work we remedy this situati...

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Bibliographic Details
Main Authors: Schmidt, P, Patrick, C, Thygesen, K
Format: Journal article
Published: American Physical Society 2017