Photo-Oxidation of Water Using Nanocrystalline Tungsten Oxide under Visible Light

Table 2

A comparison of photocurrent densities produced under solar simulated conditions at +1.0V.

Material	Tungsten oxide			Titanium dioxide via sol-gel route
Precursor	Tungsten oxide	Tungstic acid	Tungsten dodeca phosphate
Photocurrent (mA cm^-1)	0.674	0.974	0.134	0.266