Skip to main content
. 2020 Jun 25;5(26):16200–16207. doi: 10.1021/acsomega.0c01822

Table 3. XPS Results of V2O5, 13V2O5/g-C3N4, and 13V2O5/TiO2.

  V 2p3/2 peaks
O 1s peaks
catalysts V4+ (eV) V5+ (eV) V4+/V5+ Oads (eV) Olat (eV) Oads/Olat
V2O5 (300 °C) 516.8 517.9 0.85 532.1 530.8 0.73
V2O5 (550 °C) 516.4 517.5 0.38 532.6 530.3 0.49
13V2O5/g-C3N4 516.1 517.2 1.76 532.6 530.8 1.84
13V2O5/TiO2 (300 °C) 517.8 518.9 1.11 532.5 531.0 1.13
13V2O5/TiO2 (550 °C) 516.5 517.6 0.57 531.4 530.4 0.58