A novel photocatalytic material(Pt,Cd0.8Zn0.2S)/HLaNb2O7 was fabricated by successive intercalation and exchange reactions.The(Pt,Cd0.8Zn0.2S)/HLaNb2O7 possessed a gallery height less than 0.5 nm and showed a broad ab...A novel photocatalytic material(Pt,Cd0.8Zn0.2S)/HLaNb2O7 was fabricated by successive intercalation and exchange reactions.The(Pt,Cd0.8Zn0.2S)/HLaNb2O7 possessed a gallery height less than 0.5 nm and showed a broad absorption with wavelength over 370―500 nm.Using(Pt,Cd0.8Zn0.2S)/HLaNb2O7 as catalyst,the photocatalytic H2 evolution was more than 160 cm3·h-1·g-1 in the presence of Na2S as a sacrificial agent under irradiation with wavelength more than 290 nm from a 100-W mercury lamp.Furthermore,the catalyst showed photocatalytic activity even under visible light irradiation.展开更多
基金Supported by the National Natural Science Foundation of China(Grant Nos.50572030 and 50372022)the Functional Nanomaterials Scientific Special Pro-gram of Fujian Province(Grant No.2005HZ01-4)
文摘A novel photocatalytic material(Pt,Cd0.8Zn0.2S)/HLaNb2O7 was fabricated by successive intercalation and exchange reactions.The(Pt,Cd0.8Zn0.2S)/HLaNb2O7 possessed a gallery height less than 0.5 nm and showed a broad absorption with wavelength over 370―500 nm.Using(Pt,Cd0.8Zn0.2S)/HLaNb2O7 as catalyst,the photocatalytic H2 evolution was more than 160 cm3·h-1·g-1 in the presence of Na2S as a sacrificial agent under irradiation with wavelength more than 290 nm from a 100-W mercury lamp.Furthermore,the catalyst showed photocatalytic activity even under visible light irradiation.
