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. 2019 Mar 14;9(15):8557–8568. doi: 10.1039/c8ra09929d

The electronegativity, band gap, conduction band (CB) edge and valence band (VB) edge potential of the catalysts on a normalized hydrogen scale.

Semiconductor catalyst x (eV) E g (eV) E CB (eV) E VB (eV)
Fe2O3 5.88 1.96 −0.12 2.355
Cu2O 5.32 1.88 0.395 1.76