Electron-Phonon Interaction in the High-𝑇_𝐶 Cuprates in the Framework of the Van Hove Scenario

Figure 8

Variation of the various gaps ▵_max, ▵_min, and ▵_av versus temperature, at the optimum doping, with the following parameters, 𝑡 = 0.2 eV, ℏ𝜔_𝑜 = 60 meV, 𝑞₀𝑎 = 0.12, 𝜆_eff = 0.665, red square symbol = ▵_max, black diamond symbol = ▵_av, blue up triangle symbol = ▵_min.