Fig. 7
From: Precision and efficiency in solid-state pseudopotential calculations

Comparison of the convergence pattern plots for three functionals, i.e. PBE, PBEsol and PZ, applied to the GBRV-1.4 PSP of Ga. PBEsol and PZ PSPs are generated with the same atomic parameters of the original PBE pseudopotential from the GBRV-1.4 PSP library