用循环伏安法研究了不同成分及不同热分解温度所得钛基IrO2-Ta2O5阳极电化学活性与多孔特性.阳极的电化学活性表面积随涂层中氧化物的成分变化而呈振荡变化;表面活性点数目随制备温度上升而下降.当阳极中IrO2的摩尔分数为 0.7时,氧化物阳极的孔隙率达到最低值;孔隙率随制备温度上升而下降.
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