Figure 2
Comparison of N1s, O1s and C1s XPS of thymine between experiment and calculation. The theoretical results have been constructed by Lorenzians of 0.59 eV, 0.95 eV and 0.70 eV FWHM and the ionization energy shifted as a whole by 1.60 eV, 2.90 eV and 1.00 eV for N1s, O1s and C1s, respectively. |