【摘要】 采用水热法合成掺杂不同金属元素的片状TiO₂纳米材料，对掺杂金属元素的纳米材料的光催化性质进行深入探讨,并对其光催化降解条件及对有机污染物甲基橙的光催化降解应用进行研究，进而选择最佳掺杂金属元素的TiO₂纳米材料作为光催化剂。结果表明，Ni/Co共掺杂二氧化钛纳米片的催化降解有机染料甲基橙效果最佳，能在短时间内对有机染料进行有效降解，在紫外光照下其降解效率约为92%。更多还原

【Abstract】 Hydrothermal method was used to synthesize TiO₂ nanosheets doped with different metal elements.The photocatalyticproperties of the doped nanomaterials were deeply explored.Their photocatalytic degradation conditions and application to organic pollutant methyl orange were studied.The results indicate that Ni/Co co-doped titanium dioxide nanoparticles has the best catalytic degradation effect on organic dye methyl orange,and can effectively degrade organic dyes in a short period of time.The degradation efficiency under ultraviolet light is about 92%.更多还原