采用溶胶-凝胶法和旋涂技术在304不锈钢表面制备了纳米ZnO/TiO2复合薄膜,使用XRD和SEM对复合薄膜的晶体结构和表面形貌进行了表征.采用电化学分析手段研究了薄膜的复合方式和煅烧温度对复合薄膜光电性能的影响,考察了复合薄膜在3.0％NaCl溶液中对304不锈钢的光阴极保护性能.结果表明,采用分层制备和分步煅烧工艺制备的ZnO/TiO2复合薄膜具有优良的光电性能,在紫外光激发下对304不锈钢的光阴极保护性能要显著优于单一TiO2薄膜和ZnO薄膜.
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