FIGURE 2 (A) Schematic illustration of the fabrication process of an
Au/TiO2/n+p– Si
photocathode. (B) LSV curves, (C) FECO, (D) partial
photocurrent density for CO, and (E) long-term operational stability
test of the
Au/TiO2/n+p– Si
photocathode. Reproduced with permission.[38]Copyright 2022, John Wiley and Sons. (F) product yield for the
Au/α-Fe2O3/RGO photocathode at different
potentials (V vs. RHE). (G) total photocurrent density of the
Au/α-Fe2O3/RGO photocathode. Reproduced
with permission.[40] Copyright 2021, Elsevier.