423725.fig.0011
Figure 11: Spectral weight 𝑊 ( Ω 𝑐 , 𝑇 ) in the normal state for Einstein phonons with Ω 𝐸 = 2 0 0 K (full triangles) and Ω 𝐸 = 4 0 0 K (open circles, left axis). Dashed lines show 𝑇 2 asymptotic. From [40].