Table 2 Fitting parameters and relative composition ratios of four nitrogen components in FePc/PhRs catalysts
Sample | Gaussian width (eV) | N content (at.%) | Binding energy (eV)/(composition ratio, %) | |||
---|---|---|---|---|---|---|
NP1 | NP2 | NP3 | NP4 | |||
Fe800 | 1.72 | 0.64 | 398.5 | 400.2 | 401.1 | 403.6 |
(46.2) | (3.2) | (46.5) | (4.1) | |||
Fe700 | 1.42 | 0.56 | 398.4 | 400.2 | 401.0 | 403.1 |
(38.9) | (9.7) | (45.1) | (6.3) | |||
Fe600 | 1.15 | 2.80 | 398.6 | 400.1 | 401.0 | 403.4 |
(59.0) | (19.6) | (19.5) | (1.9) | |||
Fe550 | 1.09 | 4.72 | 398.7 | 399.9 | 401.7 | 403.5 |
(70.3) | (15.5) | (13.0) | (1.2) | |||
Fe500 | 1.15 | 6.83 | 398.6 | 399.9 | 400.7 | 403.4 |
(68.7) | (16.1) | (13.7) | (1.5) | |||
FePc/PhRs | 0.79 | 399.1 | - | - | - | |
(100.0) | (0.0) | (0.0) | (0.0) |