摘要 : An effective heterojunction with robust charge separation and enormous degradation efficiency is the major task for photocatalysts preparation.In this manuscript,we have prepared the Fe_(0.03)Ni_(0.97)Co2O4 loaded g-C3N4 nanosheet... 展开 An effective heterojunction with robust charge separation and enormous degradation efficiency is the major task for photocatalysts preparation.In this manuscript,we have prepared the Fe_(0.03)Ni_(0.97)Co2O4 loaded g-C3N4 nanosheet by sol-gel assisted calcination method.The Fe dopant alters the electronic band structure of NiCo2O4 and reduces the bandgap to 1.72 eV,which is beneficial for solar-light utilization.The addition of g-C3N4 provides the large active sites for photocatalytic degradation under visible-light irradiation.Moreover,the nanocomposite exhibits high efficient charge separation behaviour than pure g-C3N4 for degradation reaction.The synergistic interaction between the nanoparticles increases the MB(methylene blue)& Rh B(rhodamine B)degradation efficiency upto 99% and 96% in the presence of chemical oxidant respectively.Moreover,the heterojunction exhibits Z-scheme photo-Fenton like degradation behaviour with active radicals(superoxide(O2~(·*))/hydroxyl(OH~·))production.Besides,the recycling experiment clearly revealed that heterojunction composite has high enough degradation stability towards organic pollutant degradation. 收起