Research Article
N-TiO2-x Nanocatalysts: PLAL Synthesis and Photocatalytic Activity
Table 1
Atomic surface chemical composition and bonding fraction estimated by the deconvoluted XPS spectra.
| | Sample | Chemical composition (%) | Bonding configurations (%) | | Ti2p | N1s | | N (%) | Ti (%) | O (%) | Ti-N | Ti-O-N | Ti-O2 | N-Ti-O | Nsubst. | Nint. | NO/NO2 |
| | TION1p | 1.1 | 28.8 | 70.1 | 0.8 | 6.4 | 92.8 | — | — | 100 | — | | TION5p | 0.7 | 28.4 | 71.0 | 0.5 | 3.5 | 96.0 | — | — | 100 | — | | TION12p | 5.9 | 23.8 | 70.3 | 0.9 | 3.4 | 95.7 | — | — | 100 | — | | TION17p | 4.6 | 19.8 | 75.6 | 0.0 | 3.7 | 96.3 | — | — | 100 | — | | TION3 | 12.2 | 28.8 | 59.1 | 15.5 | 26.0 | 58.5 | 67.4 | 18.5 | 9.5 | 4.6 | | TION4 | 17.8 | 24.1 | 58.1 | 17.8 | 29.1 | 53.1 | 59.7 | 26.6 | 10.7 | 2.9 | | TION5 | 14.8 | 25.7 | 59.6 | 17.4 | 30.1 | 52.6 | 65.5 | 22.0 | 9.9 | 2.7 |
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