采用熔盐法制备了钙钛矿结构的钛酸锶立方块.通过浸渍法对所得钛酸锶进行表面离子修饰,得到表面负载无定形Cu(Ⅱ)纳米团簇的新型可见光催化剂.利用ICP-AES、XRD、SEM、XPS、DRS等对其进行表征.通过光催化降解气相异丙醇对其可见光催化活性进行评价.研究发现,负载无定形Cu(Ⅱ)团簇后,所得的催化剂Cu(Ⅱ)-SrTiO3具有较好的可见光催化降解气相异丙醇的性能,能够有效地将异丙醇彻底矿化成二氧化碳.
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