采用电沉积法制备了钛基PbO2电极和Co、Fe、La、Ce、Bi掺杂的钛基PbO2电极.利用扫描电镜、X射线荧光光谱仪、X射线衍射仪以及电化学工作站等,对比研究了不同金属掺杂PbO2电极的表面形貌、结构、电催化氧化性能和使用寿命.结果表明,Bi、Fe和Ce更容易掺杂到PbO2膜层中.Ti/PbO2-Bi和Ti/PbO2-Ce电极具有比其他电极更小的晶粒尺寸、更高的电催化氧化活性和更长的使用寿命,即Bi和Ce的掺杂能够提高Ti/PbO2电极的电催化氧化性能和使用寿命.
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