Figure 7
From: Metallicity in a Holstein-Hubbard Chain at Half Filling with Gaussian Anharmonicity

L 0 vs. U and α for λ ap  = 0.05, γ = 0.05 and t = 0.2 ω 0 .
From: Metallicity in a Holstein-Hubbard Chain at Half Filling with Gaussian Anharmonicity

L 0 vs. U and α for λ ap  = 0.05, γ = 0.05 and t = 0.2 ω 0 .