Fig. 9
From: Photorealistic modelling of metals from first principles

Comparison of \({\varepsilon }_{2}(\omega )\) for Ag\({}_{1-x}\)Cu\({}_{x}\) between simulations (left panel) and experiments49 (right panel) for both the solid solution and the two-phase alloy (at \(x=0.25\) in the simulations and at \(x=0.30\) in the experiments).