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Preparation and photocatalytic properties of Bi2WO6/Ag/ZnO composite nanomaterials
International Journal of Quantum Chemistry ( IF 2.2 ) Pub Date : 2024-05-04 , DOI: 10.1002/qua.27380
Chong Tan 1 , Yuhong Yin 1 , Jinlong Zuo 1 , Junsheng Li 1
Affiliation  

Photocatalysis leverages light energy for chemical transformations, presenting an environmentally friendly approach to mitigating pollution. We have developed Bi2WO6/Ag/ZnO composite nanomaterials that demonstrate enhanced photocatalytic efficiency. These nanomaterials have been characterized through advanced techniques such as x‐ray diffraction and x‐ray photoelectron spectroscopy. A key challenge in photocatalysis is the effective separation of electron–hole pairs, and our Bi2WO6/Ag/ZnO composites achieve an impressive degradation rate of 96.93% for methyl orange. This result notably exceeds previous performance standards and highlights the crucial role of Ag in broadening the light response spectrum of zinc oxide (ZnO), and the addition of Bi2WO6 in amplifying the electron–hole pair separation efficiency within these composite nanomaterials. These findings underscore the significant potential of Bi2WO6/Ag/ZnO composites in environmental detoxification and establish a new benchmark in photocatalytic material performance. The advancement of such nanomaterials could be transformative for environmental remediation strategies, offering efficient, sustainable, and cost‐effective solutions to ecological challenges. This study underscores the pivotal role of materials science in advancing environmental sustainability.

中文翻译:

Bi2WO6/Ag/ZnO复合纳米材料的制备及其光催化性能

光催化利用光能进行化学转化,提供了一种减轻污染的环保方法。我们开发了双26/Ag/ZnO复合纳米材料表现出增强的光催化效率。这些纳米材料已通过 X 射线衍射和 X 射线光电子能谱等先进技术进行了表征。光催化的一个关键挑战是电子-空穴对的有效分离,我们的 Bi26/Ag/ZnO 复合材料对甲基橙的降解率高达 96.93%。这一结果明显超出了之前的性能标准,并凸显了 Ag 在拓宽氧化锌 (ZnO) 光响应光谱方面的关键作用,以及 Bi 的添加26放大这些复合纳米材料内的电子-空穴对分离效率。这些发现强调了 Bi 的巨大潜力26/Ag/ZnO复合材料在环境解毒方面树立了光催化材料性能的新标杆。这种纳米材料的进步可能会改变环境修复策略,为生态挑战提供高效、可持续和具有成本效益的解决方案。这项研究强调了材料科学在促进环境可持续性方面的关键作用。
更新日期:2024-05-04
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