纳米ZnO/Cu2 O光电催化降解刚果红的研究

Applied Chemical Industry(2015)

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Abstract
以纳米氧化锌与纳米氧化亚铜按一定的比例制备了复合光催化剂,以30 mg/L刚果红为模拟污染物,进行了光电催化脱色降解的研究。考察了光催化剂比例、降解方式、不同电解质、pH值和反应温度对刚果红脱色率的影响。结果表明,纳米氧化锌和纳米氧化亚铜以质量比6∶1为光催化剂,采用高压汞灯作光源,0.05 mol/L的硫酸钠作电解质,pH为9,温度为40℃下,光电催化降解刚果红1 h,脱色率达到91.40%,COD去除率达60.09%。
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