, Volume 4, Issue 3, pp 217-222

Improvement of nickel-loaded K4Nb6O17 photocatalyst for the decomposition of H2O

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The activity of a Ni-loaded K4Nb6O17 photocatalyst for an overall water splitting was enhanced by the addition of alkaline hydroxide (KOH, NaOH) into the aqueous impregnation solution. The quantum efficiency was 5.3% (330 nm) at the optimum condition.