Band gap

Bi2O2CO3

Commercial Bi2O3

Anatase TiO2

Measured

3.35 eV

2.6 eV

3.0 eV

Theorical

2.25 - 3.55 eV [11] [12]

2.7 - 2.9 eV [6] [13]

2.86 - 3.34 eV [14] [15]