以红珠灰蝶为生物模板,使用原子层沉积法构筑三维构型TiO2光催化材料以增强其光捕获能力;使用种子生长法制备具有宽幅可见光波段吸收能力的等离子体共振金纳米棱结构,并将其负载于蝶翅构型TiO2上以得到全光谱响应的复合光催化体系;采用扫描电子显微镜(SEM)、透射电子显微镜(TEM)、紫外-可见分光光度计、X射线衍射仪(XRD)等表征了所制备的样品;对样品进行了二氧化碳还原性能测试,结果表明在全光谱照射下,负载有金纳米棱的蝶翅构型TiO2的二氧化碳光还原性能比无结构的提升了54％.
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