Synthesis and visible-light-induced sacrificial photocatalytic water oxidation of quinary oxynitride BaNb0.5Ta0.5O2N crystals

The porous BaNb0.5Ta0.5O2N photocatalysts fabricated through the partial nitridation and acidification of the KCl flux grown Ba5Nb2Ta2O15 crystals exhibited O2 evolution amount of 150.7 μmol during the 5 h visible-light-induced sacrificial water oxidation half-reaction.226