Cd12Ge17B8O58 has a large difference in the respective mobility of charge carriers.
It exhibited an intrinsic photocatalytic H2 evolution of 23 μmol/h/g in pure water.
The H2 evolution rate was enhanced to 163 μmol/h/g by loading 1 wt% NiOx.
The photocatalytic efficiency remained steady for 3 cycles.