Peaks | Literature | Binding energy (eV) | Intensity (c/s) | Assymetry | Base | Gaussian | Final state band and Brillouin zone |
A | Iijima 1991 | 285.34 | 0.42 | 0.10 | 0.15 | 1 | p0 near Q |
A1 | Eba 2009 Yueh 2001 | 287.34 | 0.88 | 0.00 | 0.00 | 1.20 | Free-electron-like interlayer state + adsorption p*C=C-OH or -(C=C-π*C=O)- |
A2 | This work | 288.93 | 0.9 | 0.00 | 0.00 | 1.72 | Free-electron-like interlayer state + adsorption p*C=C |
A3 | This work | 289.51 | 0.89 | 0.00 | 0.00 | 0.60 | σ* C-O |
A4 | This work | 291.65 | 2.61 | 0.00 | 0.00 | 0.60 | σ* exciton |
B | Fayette 1998 | 292.79 | 2.63 | 0.07 | 0.15 | 1.25 | σ1, σ2: G → Q |