利用电沉积的方法制备氧化亚铜薄膜,研究了络合剂的种类、浓度、后处理工艺及沉积时间对薄膜成相的影响.研究表明,络合剂柠檬酸钠有利于形成氧化亚铜薄膜;随着柠檬酸钠的浓度增加,薄膜中氧化亚铜含量降低,铜单质含量升高;沉积薄膜后,后处理对薄膜成相影响很大,烘干前不清洗薄膜中含有溶液中物质;随着沉积时间变长,薄膜变厚,然后出现掉膜现象.实验结果表明,选用柠檬酸钠为络合剂,柠檬酸钠的浓度为0.015 mol/L,沉积t为30 min,沉积薄膜后用蒸馏水清洗,制备出结晶良好,表面呈均匀纯相的氧化亚铜薄膜.
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