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. 2020 Jun 18;13(12):2763. doi: 10.3390/ma13122763

Table 6.

Fraction of oxidation states of Ti as well as surface composition of the selected defected TBT-HIO3 photocatalysts determined by X-ray photoelectron spectroscopy analysis.

Photocatalyst Ti 2p3/2 (%) O 1s (%)
Ti4+ Ti3+
TBT-HIO3_20 27.56 0.9 71.54
TBT-HIO3_100 27.47 0 72.54